| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 428355000 |
Including addition polymer from unsaturated monomer
| 236 |
| 428355000 |
Including nitrogen containing condensation polymer (e.g., polyurethane, polyisocyanate, etc.)
| 36 |
| 428355000 |
Including epoxy group or epoxy polymer
| 35 |
| 428356000 |
Including metal or compound thereof or natural rubber
| 9 |
| 428355000 |
Including monomer or polymer of carbohydrate (e.g., starch, dextrin, etc.) or protein (e.g., casein, animal protein, etc.) or derivative thereof
| 8 |
| 428355000 |
Including aldehyde or ketone condensation polymer (e.g., urea formaldehyde polymer, melamine formaldehyde polymer, etc.) | 3 |
| 20080206558 | PRESSURE SENSITIVE ADHESIVE DISPERSION HAVING HIGH SOLIDS AND LOW VISCOSITY AND METHOD OF MAKING SAME - A water-based pressure sensitive adhesive dispersion is provided. The dispersion is a reaction product of a monomer solution and an aqueous phase. The monomer solution contains from about 40 to 70 parts water-insoluble monomer selected from the group consisting of alkyl acrylate, methacrylate, vinyl ester, and combinations thereof and from about 0.01 to 0.2 parts monomer soluble free radical initiator. The aqueous phase includes from about 1 to 20 parts latex binder, from about 0.1 to 2 parts surfactant, from about 0.02 to 1 parts polymeric suspension stabilizer, and water as a remaining balance. All parts are given as parts by weight per 100 parts of the dispersion. The dispersion has a solid phase of at least 60 weight percent, a viscosity of less than about 300 centipoise, measured at about 23° C., and a bimodal particle size distribution. | 08-28-2008 |
| 20080241529 | Flameproofed adhesive and sealing materials - The invention relates to flameproofed adhesive and sealing materials containing 0.1-99.9% by weight of adhesive or thermoplastic polymer and 0.1-99.9% by weight of flameproofing agent, wherein the flameproofing agent contains at least one phosphinic acid salt of the formula (I) and/or one diphosphinic acid salt of the formula (II) | 10-02-2008 |
| 20080248299 | Pressure-Sensitive Adhesive and Method for Producing Same, and Pressure-Sensitive Adhesive Sheet - A pressure-sensitive adhesive, comprising a polymer (A), which is formed by polymerization of a radical polymerizable monomer, contains carboxyl groups, and has a glass transition temperature within a range from −80 to 0° C. and a weight average molecular weight within a range from 500,000 to 1,500,000, a tricyclic diterpene carboxylic acid (B), and a curing agent (C) capable of reacting with a carboxyl group, wherein the total acid value of the combination of the polymer (A) and the tricyclic diterpene carboxylic acid (B) is within a range from 5 to 50 (mgKOH/g). | 10-09-2008 |
| 20080286571 | Surface Protective Sheet - The present invention relates to a surface protective sheet having a pressure-sensitive adhesive layer on at least one side of a substrate; wherein, the pressure-sensitive adhesive contains 100 parts by weight of a styrene-isobutylene block copolymer, and 0 to 300 parts by weight of a softening agent and 0 to less than 20 parts by weight of a tackifying resin, both based on 100 parts by weight of the styrene-isobutylene block copolymer. | 11-20-2008 |
| 20080299388 | Adhesive Composition and Adhesive Sheet - A pressure-sensitive adhesive composition capable of giving a pressure-sensitive adhesive sheet which simultaneously realizes satisfactory holding power, adhesion, and peel resistance in peeling from curved surfaces, while balancing these properties, and has satisfactory heat resistance. The composition comprises the following ingredients: (A) a maleimide crosslinking agent having two or more maleimide groups per molecule; (B) a monomer which, when caused to homopolymerize, gives a homopolymer having a glass transition temperature of −40° C. or lower; (C) a carboxylated monomer copolymerizable with the monomer of the ingredient (B); and (D) a photopolymerization initiator, the maleimide crosslinking agent of the ingredient (A) being contained in an amount of 0.01-2 parts by weight per 100 parts by weight of the sum of the monomers of the ingredients (B) and (C). | 12-04-2008 |
| 20090011231 | Adhesive Sheet and Copper-Clad Laminate - Disclosed is an adhesive film having high dimensional stability which can be suitably used for two layer FPCs. Specifically, disclosed is an adhesive sheet composed of an insulting layer and an adhesive layer arranged on one side or both sides of the insulating layer. This adhesive sheet is characterized in that the insulating layer has a ratio E′2/E′1 between the storage elasticity modulus E′1 at 25° C. and the storage elasticity modulus E′2 at 380° C. of not more than 0.2 and a coefficient of thermal expansion in the MD direction of 5-15 ppm at 100-200° C. It is further characterized in that the change in the coefficient of thermal expansion of the adhesive sheet at 100-250° C. after heat treatment at 380° C. for 30 second under tension of 20 kg/m is not more than 2.5 ppm in the tension direction and not more than 10 ppm in the direction perpendicular to the tension direction. | 01-08-2009 |
| 20090011232 | ALIGNED CARBON NANOTUBES FOR DRY ADHESIVES AND METHODS FOR PRODUCING SAME - A nanocomposite dry adhesive. The nanocomposite dry adhesive includes a substrate; and an array of vertically aligned single-walled carbon nanotubes or vertically aligned multi-walled carbon nanotubes on the substrate, wherein the nanocomposite dry adhesive utilizes the array of single-walled carbon nanotubes or multi-walled carbon nanotubes as synthesized, the as synthesized single-walled carbon nanotubes being substantially free of randomly entangled nanotube segments on top of the vertically aligned single-walled carbon nanotubes, the as synthesized multi-walled carbon nanotubes having randomly entangled nanotube segments on top of the vertically aligned multi-walled carbon nanotubes; wherein the dry adhesive has a normal adhesion strength of at least about 5 N·cm | 01-08-2009 |
| 20090029162 | PRESSURE SENSITIVE ADHESIVE COMPOSITION, PRESSURE SENSITIVE ADHESIVE SHEET AND SURFACE PROTECTIVE FILM - A pressure-sensitive adhesive composition characterized by comprising a water-dispersible (meth)acryl-based polymer containing, as a monomer component, 50 to 99.9% by weight of a (meth)acrylate having an alkyl group with a carbon number of 1 to 14, and an ionic liquid. There is provided a pressure-sensitive adhesive composition that attains static charge prevention at peeling between pressure sensitive adhesive layer and adherend not rendered antistatic, thereby reducing contamination of the adherend. Also, there are provided, making use of the same, an antistatic pressure sensitive adhesive sheet and surface protective film. | 01-29-2009 |
| 20090142593 | PRESSURE-SENSITIVE ADHESIVE TAPE - The present invention relates to a pressure-sensitive adhesive tape including a substrate and at least one pressure-sensitive adhesive layer disposed on at least one surface of the substrate, in which the substrate is formed of an olefinic resin composition containing a polyolefin resin and a metal hydroxide, and in which the pressure-sensitive adhesive layer is formed of an emulsion-type acrylic adhesive composition containing an acrylic emulsion in which emulsion particles have a mean particle size of 0.2 μm or less. The pressure-sensitive adhesive tape of the invention has excellent edge-peeling resistance and is capable of exhibiting a suitable rewinding power. | 06-04-2009 |
| 20090324943 | Object identification using quantum dots fluorescence allocated on fraunhofer solar spectral lines - An optical based identification system that is easily deployable and can be used in broad daylight. Fluorescent semiconductor nanocrystals (quantum dots) that fluoresce at specific wavelengths are distributed in a suitable polymer. The resulting mixture can then be applied as paint or on an adhesive label for application to a portion of any equipment or member of a friendly unit. The system also has a corresponding detectional processing unit which may be mounted on ordnance or on any other equipment such as aircraft. The detection unit uses a laser, which when active, causes a laser beam to strike the paint or adhesive able applied to the friendly unit. This causes the quantum dots to fluoresce. The fluorescence of the quantum dots can be detected by the sensor portion of the detection/processing unit. The sensor portion then transmits the data generated by the detected fluorescence to a data processing portion detection/processing unit such as a corresponding signal to the equipment operator or, if the unit is mounted on ordnance that has been launched to the warhead to deactivate the warhead. To overcome the effects of broad daylight on an optical system, the quantum dots can be detected by the sensor portions of the detection/processing unit. The sensor portion then transmits the data generated by the detected fluorescence to a data processing portion which decodes the data. If the decoded data indicates a friendly unit, the detection/processing unit sends a corresponding signal to the equipment operator or, if the unit is mounted on ordnance that has been launched to the warhead to deactivate the warhead. To overcome the effects of broad daylight on an optical system, the quantum dots are engineered to fluoresce at wavelengths corresponding to the absorption lines of the solar spectrum, more commonly known as Fraunhofer lines. | 12-31-2009 |
| 20090324944 | PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - A pressure-sensitive adhesive optical film of the present invention comprises: an optical film; and a pressure-sensitive adhesive layer placed on at least one side of the optical film, wherein the pressure-sensitive adhesive layer has an equilibrium moisture content ratio (a) of 0.5% by weight or less, the pressure-sensitive adhesive layer shows a displacement amount (b) of 600 μm or less in one hour at 23° C., when a tensile shearing stress of 500 gf is applied to an adhesion area of 10 mm×10 mm having a thickness of 25 μm, and the equilibrium moisture content ratio (a) and the displacement amount (b) satisfy the relation: b<1036.4×e | 12-31-2009 |
| 20090324945 | RADIATION-CURABLE MIXTURE CONTAINING LOW-MOLECULAR, ETHYLENICALLY UNSATURATED COMPOUNDS HAVING NON-AROMATIC RING SYSTEMS - A mixture comprising
| 12-31-2009 |
| 20100080991 | PRESSURE-SENSITIVE ADHESIVE SHEET FOR OPTICAL MEMBER ADHESION - The present invention provide a pressure-sensitive adhesive sheet for optical member adhesion, which includes at least an acrylic pressure-sensitive adhesive layer, in which the acrylic pressure-sensitive adhesive layer has a storage modulus at 23° C. of from 1.0×10 | 04-01-2010 |
| 20100104865 | Peroxide-Curable Silicone-Based Pressure-Sensitive Adhesive Composition and Adhesive Take - A peroxide-curable silicone-based pressure-sensitive adhesive composition comprising (A) a diorganopolysiloxane having silicon-bonded alkenyl groups at both molecular terminals used in amount of 100 parts by weight; (B) an organopolysiloxane resin having one or more silanol(OH) groups in one molecule and consisting of R | 04-29-2010 |
| 20100178502 | LOW VOLATILES COATINGS, SEALANTS AND BINDERS FROM RENEWABLE OILS - A composition comprises (a) a binder component which comprises (1) 5 to 100 weight percent of at least one natural oil derived polyol having at least about 50 percent primary hydroxyl groups and (2) sufficient additional polyol different from a natural oil derived polyol to make 100 percent wherein the natural oil derived polyol has an average of from 1.5 to 3 hydroxyl groups per molecule and an equivalent weight of from 200 to 5000; and (b) a crosslinking component reactive with hydroxyl groups. Furthermore, a process for producing a coating, adhesive, binder or combination thereof on the surface of a substrate, comprises in any order: (a) admixing binder and crosslinking components of a composition to form an admixture, wherein a binder component comprises (1) 5 to 100 weight percent of at least one natural oil derived polyol having at least about 50 percent primary hydroxyl groups and (2) sufficient additional polyol different from a natural oil derived polyol to make 100 percent wherein the natural oil derived polyol has an average of from 1.5 to 3 hydroxyl groups per molecule and an equivalent weight of from 200 to 5000; and (b) applying a layer of said admixture on said surface. The invention includes coatings, adhesives, binders and combinations thereof prepared from any composition of the invention, substrates coated by the process of the invention or coated using a composition of the invention and articles, including laminates, comprising a coating, adhesive, binder or combination thereof of the invention. | 07-15-2010 |
| 20100266842 | ADHESIVE SHEET FOR SEMICONDUCTOR, AND DICING TAPE INTEGRATED ADHESIVE SHEET FOR SEMICONDUCTOR - There is provided an adhesive sheet for a semiconductor and a dicing tape integrated adhesive sheet for a semiconductor that are each good in cuttability when the sheets are each cut into individual pieces by expansion and are each good in embeddability into irregularities in a wiring board when the sheets are each molded thereto. An adhesive sheet for a semiconductor includes a resin composition containing a high-molecular-weight component and a filler, the breaking elongation of the adhesive sheet before curing is 40% or less at 0° C., and the elastic modulus of the adhesive sheet after curing is from 0.1 to 10 MPa at 175° C. | 10-21-2010 |
| 20100285312 | SILICONE-TYPE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEET, AND SILICONE RUBBER LAMINATE - A silicone-type pressure-sensitive adhesive composition comprising (A) 100 weight parts of organopolysiloxane condensation reaction product that has at least two alkenyl groups and that is yielded by a condensation reaction between (a) hydroxyl-functional diorganopolysiloxane and (b) organopolysiloxane resin, (B) organohydrogenpolysiloxane having at least two silicon-bonded hydrogen atoms in the molecule, in an amount sufficient to provide from 1 to 200 silicon-bonded hydrogen atoms with reference to all the alkenyl groups in the composition, (C) an organotitanium compound, at from 0.1 to 20 weight parts, and (D) a platinum catalyst in a catalytic quantity. | 11-11-2010 |
| 20110027583 | Adhesive compositions - Adhesive compositions suitable for use as tie-layer adhesives in multi-layer films and sheets are provided. The adhesive compositions contain an olefin polymer base resin, a modified polyolefin and a paraffinic liquid hydrocarbon. | 02-03-2011 |
| 20110027584 | Silicone Composition, Silicone Adhesive, Coated and Laminated Substrates - A silicone composition comprising at least one organohydrogenpolysiloxane having an average of at least two silicon-bonded hydrogen atoms per molecule, a cross-linking agent having an average of at least two aliphatic carbon-carbon double bonds per molecule, and a hydrosilylation catalyst; a silicone adhesive comprising a cured product of at least one oganohydrogenpolysiloxane; and a coated substrate and a laminated substrate, each comprising the silicone adhesive. | 02-03-2011 |
| 20110033701 | AQUEOUS POLYMER DISPERSIONS FOR ADHESIVES - The present invention relates to aqueous polymer dispersions having a polymer content of at least 55% by weight that are suitable for pressure sensitive adhesives. The invention also relates to a process for preparing these aqueous polymer dispersions and also to the use of the aqueous polymer dispersions in pressure sensitive adhesives and, respectively, pressure sensitive adhesive compositions, especially in pressure sensitive adhesives for transparent substrates, e.g., plastics labels. | 02-10-2011 |
| 20110076494 | Fire Resistant Laminates and Articles Made Therefrom - Laminates suitable for constructing waterproof and breathable articles such as protective clothing which are both comfortable and exhibit enhanced resistance to fire are described. Particularly, flame resistant laminate constructions are described comprising a meltable textile as the outermost layer laminated to an intermediate protective layer comprising a waterproof film laminated to an innermost fabric layer comprising a thermally stable textile. Laminate constructions of the present invention exhibit breathability on the order of at least 1000 MVTR, a water entry pressure of at least 0.5 psi and have a horizontal flame break open time of at least 10 seconds. | 03-31-2011 |
| 20110097579 | SILICONE-BASED PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE TAPE OR SHEET - Silicone-based pressure-sensitive adhesive composition comprising 100 parts (A) a branched organopolysiloxane having on molecular terminals at least two alkenyl groups and represented by (R | 04-28-2011 |
| 20110111222 | ADHERENCE SUBSTANCE, PRESSURE SENSITIVE ADHESIVE SHEET AND ITS USE - To provide an adherence substance which has a low viscosity and good coatability, can be made solvent free, is less likely to undergo an increase in the adhesive strength with time and has good adhesion to an adherend while the adhesive strength is low, is excellent in removability and has a good wettability. | 05-12-2011 |
| 20110135924 | POLYESTERS, POLYESTER COMPOSITIONS, PRESSURE-SENSITIVE ADHESIVE COMPOSITIONS, PRESSURE-SENSITIVE ADHESIVE LAYERS AND PRESSURE-SENSITIVE ADHESIVE SHEETS - The present invention provides a polyester, a polyester composition and a pressure-sensitive adhesive composition capable of obtaining a pressure-sensitive adhesive which is global-environmentally friendly and is excellent in pressure-sensitive adhesion properties, using a plant-derived raw material; and a pressure-sensitive adhesive layer and a pressure-sensitive adhesive sheet which can be obtained by using the same. A polyester of the present invention is a polyester comprising at least a lactic acid unit, a dibasic acid unit and a glycol unit, wherein the dibasic acid unit contains dimer acid, and the polyester has a glass transition temperature as measured at a temperature rising rate of 20° C./minute using a differential scanning calorimeter, of −70 to −20° C., a weight average molecular weight of 20,000 to 300,000 and a hydroxyl value of 1 to 100 mgKOH/g. | 06-09-2011 |
| 20110223421 | Silicone Composition And A Method For Preparing The Same - A silicone composition comprises (a) a curable silicone resin, (b) an inorganic particle having a polymeric surface coating formed thereon, and (c) a cross-linking compound. The (a) curable silicone resin comprises units having a functional group R1 selected from an aryl group, an alkyl group, an alkenyl group, and hydrogen. The polymeric surface coating comprises an organopolysiloxane. The organopolysiloxane comprises units selected from R | 09-15-2011 |
| 20110250447 | PRESSURE-SENSITIVE ADHESIVE SHEET TO BE STUCK TO THE SKIN - A pressure-sensitive adhesive sheet to be stuck to the skin which comprises a support and a pressure-sensitive adhesive layer located on the support, characterized in that the pressure-sensitive adhesive layer is formed by curing a composition containing (A) a polyoxyalkylene polymer having at least one alkenyl group per molecule, (B) a compound having hydrosilyl groups at both ends, (C) a compound having two or more hydrosilyl groups on average per molecule, and (D) a hydrosilylation catalyst. Compared with the existing pressure-sensitive adhesive sheets to be stuck to the skin, the pressure-sensitive adhesive sheet to be stuck to the skin as described above little irritates the skin and can achieve a sufficient pressure-sensitive adhesion force and a long-lasting fixation force to the skin. | 10-13-2011 |
| 20120156484 | Bio-Based Adhesive Composition - The present invention is directed to a bio-based composition comprising a polycondensate of a dimer of a fatty alcohol and a dimer of a fatty acid, and an epoxidized fatty acid ester as a cross-linking agent, wherein the polycondensate and the epoxidized fatty acid ester are capable of reacting with each other. The invention is also directed to an adhesive obtainable by reacting the polycondensate and the epoxidized fatty acid ester, to a method for preparing the adhesive and to the use of the adhesive for laminating a sheet or a film | 06-21-2012 |
| 20120177918 | SIMPLE ADHESIVE COACERVATES AND METHODS OF MAKING AND USING THEREOF - Described herein is the synthesis of adhesive from simple adhesive coacervates and their uses thereof. The adhesives are produced by (a) preparing a solution comprising (1) a polyelectrolyte, wherein the polyelectrolyte comprises a polyanion or polycation but not a combination thereof, the polyeletrolyte comprises at least one crosslinking group, and (2) a sufficient amount of a complimentary counterion to produce a simple adhesive coacervate; and (b) crosslinking the simple adhesive coacervate to produce the adhesive. The adhesives have numerous medical and non-medical applications. | 07-12-2012 |
| 20120208016 | RADIATION-CURE REMOVAL TYPE PRESSURE-SENSITIVE ADHESIVE SHEET - A radiation-cure removable type pressure-sensitive adhesive sheet includes: a pressure-sensitive adhesive layer made from a polyester-based pressure-sensitive adhesive composition containing a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit, a radiation-cure resin, a radiation reaction initiator, and a crosslinking agent. The dibasic acid unit includes a dimer acid, the polyester has a glass transition temperature of −70 to −20° C., a weight average molecular weight of 20,000 to 200,000, and a hydroxyl value of 1 to 60 mgKOH/g, the composition contains 30 to 70 parts by weight of the radiation-cure resin based on 100 parts by weight of the polyester and contains 3 to 10% by weight of the radiation reaction initiator based on the amount of the radiation-cure resin. | 08-16-2012 |
| 20120208017 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR MASKING - A masking pressure-sensitive adhesive tape includes a substrate and a pressure-sensitive adhesive layer that is provided on at least one side of the substrate and made from a polyester-based pressure-sensitive adhesive composition containing a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit, and a crosslinking agent. The dibasic acid unit includes a dimer acid, the polyester has a weight average molecular weight of 20,000 to 200,000 and a glass transition temperature of −70 to −20° C. as measured using a differential scanning calorimeter at a temperature rise rate of 20° C./minute, the polyester has a hydroxyl value of 1 to 60 mgKOH/g, and the pressure-sensitive adhesive layer has a gel fraction of 40 to 90% by weight. | 08-16-2012 |
| 20120315476 | ADHESIVE COMPOSITION AND SURFACE PROTECTION FILM USING THE SAME - An adhesive composition includes 100 parts by weight of a (meth)acrylate copolymer including 0 to less than 0.5 parts by weight of a carboxyl group containing monomer, 0.6 to 9 parts by weight of a hydroxyl group containing (meth)acrylic monomer, and 90.5 to 99.4 parts by weight of a (meth)acrylic acid ester monomer, and having a weight average molecular weight of 100,000 g/mol to less than 1,000,000 g/mol; and 0.1 to 5 parts by weight of a carbodiimide cross-linking agent. | 12-13-2012 |
| 20130011673 | MOISTURE-CURABLE SILOXANES AND SILOXANE POLYMERS - Siloxane-containing reactive compounds contain moisture-curable alkoxy-silane functional end groups. The siloxane-containing reactive compounds may be prepared from siloxane-containing oxamide compounds or amine compounds. Siloxane-containing polymers may be prepared from the reactive compounds by reaction with water. The siloxane-containing polymers may be release materials or adhesives. | 01-10-2013 |
| 20130071658 | ADHESIVE COMPOSITION, ADHESIVE TAPE, METHOD FOR PROCESSING SEMICONDUCTOR WAFER AND METHOD FOR PRODUCING TSV WAFER - The present invention aims to provide an adhesive composition having high adhesive strength, as well as being easily detachable and having excellent heat resistance, an adhesive tape comprising the adhesive composition, a method for treating a semiconductor wafer using the adhesive tape, and a method for producing a TSV wafer. The present invention relates to an adhesive composition comprising: an adhesive component; and a tetrazole compound represented by the following formula (1), formula (2), or formula (3), or its salt: | 03-21-2013 |
| 20130084454 | RESIN COMPOSITION, RESIN AND METHOD FOR MANUFACTURING THE SAME - A resin composition, a resin and a method for manufacturing the same. The resin composition includes a plant oil derivative, and a multifunctional carboxylic acid, anhydride compound or a copolymer containing anhydride. The multifunctional carboxylic acid, the anhydride compound or the copolymer containing anhydride has an amount of 5-60 parts by weight relative to 100 parts by weight of the plant oil derivative. | 04-04-2013 |
| 20130143041 | ADHESIVE COMPOSITION INCLUDING DEACETYLATED CHITOSAN - The present invention relates to an adhesive composition comprising at least one deacetylated chitosan, an acid and an additional compound. | 06-06-2013 |
| 20130330550 | ANCHOR-LAYER-FORMING COATING LIQUID, PRESSURE-SENSITIVE ADHESIVE LAYER-CARRYING OPTICAL FILM AND METHOD FOR PRODUCING THE FILM - A coating liquid for forming an anchor layer interposed between an optical film and a pressure-sensitive adhesive layer, comprising a polythiophene based polymer, a polyoxyalkylene-group-containing polymer, and a mixed solvent comprising 65 to 100% by weight of water and 0 to 35% by weight of an alcohol. | 12-12-2013 |
| 20130337261 | MOISTURE-PROOF MATERIAL - The present invention relates to a moisture-proof material containing a substrate and an adhesive layer formed on at least one surface of the substrate, wherein at least one of the substrate and the adhesive layer comprises a polyphosphate flame retardant and a phosphate triester flame retardant, simultaneously or alternatively. | 12-19-2013 |
| 20140093727 | SCANNED, PULSED ELECTRON-BEAM POLYMERIZATION - A method including: a. coating at least a portion of at least one major surface of a substrate with a polymerizable composition to obtain a coated surface; b. initiating polymerization of the polymerizable composition by scanning a first electron-beam focused on the coated surface across at least a portion of the coated surface, thereby irradiating the coated surface at a frequency selected to achieve an exposure duration of greater than 0 and no greater than 10 microseconds, and a dark time between each exposure duration of at least one millisecond, thereby producing an at least partially polymerized composition. A pressure sensitive adhesive article and a cross-linked silicone release liner made according to the method are also disclosed. | 04-03-2014 |
| 20140134435 | Combination of Elastomeric Film Composition and Adhesive for a Stretch Laminate - A structure comprising an elastic film layer and an adhesive in contact therewith is disclosed. The elastomeric film layer may include a plasticizer and greater than 7 percent by weight of a tackifier. The elastomeric film formulation provides reduced loss of adhesion strength with the adhesive over time, providing for improvement in mechanical performance of the stretch laminate over time. | 05-15-2014 |
| 20140154506 | PRESSURE SENSITIVE ADHESIVES PREPARED FROM MALEATED VEGETABLE OILS AND EXPOXIDIZED VEGETABLE OILS - A method that includes reacting an epoxidized naturally-occurring oil or fat with a triacid to form a pressure sensitive adhesive or a pressure sensitive adhesive precursor is disclosed. The present invention also includes methods for preparing a triacid and for preparing a pressure sensitive adhesive label or tape. | 06-05-2014 |
| 20150024199 | REMOVABLE WATER-DISPERSIBLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEET AND OPTICAL COMPONENT - There is provided a removable water-dispersible pressure-sensitive adhesive composition to form a pressure-sensitive adhesive layer of a pressure-sensitive adhesive sheet capable of exhibiting good curl regulatability. There are also provided a pressure-sensitive adhesive sheet capable of exhibiting good curl regulatability, and an optical component having the pressure-sensitive adhesive sheet laminated thereon. The removable water-dispersible pressure-sensitive adhesive composition according to the present invention forms a pressure-sensitive adhesive layer of a pressure-sensitive adhesive sheet having an initial curl height of not less than 20 mm as determined by a curl test, and a difference in curl height of not more than 10 mm as determined by the curl test. The pressure-sensitive adhesive sheet according to the present invention has a pressure-sensitive adhesive layer formed of the removable water-dispersible pressure-sensitive adhesive composition. The optical component according to the present invention has the pressure-sensitive adhesive sheet laminated thereon. | 01-22-2015 |
| 20150044460 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided are: a polyester-based pressure-sensitive adhesive composition which can be produced even from plant-derived raw materials with no need of using a costly silicone-based pressure-sensitive adhesive or the like and which is usable for producing a pressure-sensitive adhesive sheet excellent in wettability to an adherend, light peelability, removability, anti-staining property (little adhesive residues), and workability, and to provide a pressure-sensitive adhesive sheet using the composition. A polyester-based pressure-sensitive adhesive composition comprising a polyester obtained by condensation polymerization of at least a dicarboxylic acid having a side chain and an aliphatic diol having 3 to 10 carbon atoms and a crosslinking agent, wherein the polyester has a weight average molecular weight of 5000 to 60000. | 02-12-2015 |
| 20150050493 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided are: a polyester-based pressure-sensitive adhesive composition which can be produced even from plant-derived raw materials with no need of using a costly silicone-based pressure-sensitive adhesive or the like and which is usable for producing a pressure-sensitive adhesive sheet excellent in wettability to an adherend, light peelability (removability), anti-staining property (little adhesive residues), and workability, and to provide a pressure-sensitive adhesive sheet using the composition. A polyester-based pressure-sensitive adhesive composition comprising a polyester obtained by condensation polymerization of at least a carboxylic acid component and a diol component, and a crosslinking agent, wherein the carboxylic acid component contains a dicarboxylic acid having a side chain in an amount of 50 to 90% by weight and a tricarboxylic acid having a side chain in an amount of 10 to 50% by weight, and wherein the polyester has a weight average molecular weight of 5000 to 150000. | 02-19-2015 |
| 20150056445 | Adhesive Manufacturing Process, Adhesive, and Article - An adhesive manufacturing process, an adhesive, and an article are disclosed. The adhesive manufacturing process includes mixing THV with a polar aprotic solvent and sodium azide to form an adhesive having an azide group. The mixing is at about the melting point of the THV for a duration of at least about 24 hours. The adhesive includes THV having an azide group. The article includes a substrate and an adhesive positioned on the substrate, the adhesive comprising THV having an azide group. | 02-26-2015 |
| 20150056446 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A polyester-based pressure-sensitive adhesive composition, including a polyester obtained by condensation polymerization of at least a dicarboxylic acid having a side chain and a diol, a polyether polyol, and a crosslinking agent, wherein the polyester has a weight average molecular weight of 5000 to 50000, the polyether polyol contains a polyether polyol having hydroxyl groups at only part of terminals and/or all terminals, the polyether polyol having hydroxyl groups at only part of terminals has a number average molecular weight of 100 to 1500, and the polyether polyol having hydroxyl groups at only part of terminals is contained in an amount of 1 to 35 parts by weight based on 100 parts by weight of the polyester. | 02-26-2015 |
| 20150072143 | ADHESIVES COMPRISING REACTION PRODUCT OF HALOGENATED POLY(ISOBUTYLENE) COPOLYMERS AND POLYAMINES - Adhesive composition are described comprising the reaction product of at least one halogenated copolymer of isobutylene wherein halogen atoms of the copolymer are replaced by a polyamine having a melting point greater than 25° C., thereby crosslinking the copolymer. The isobutylene copolymer comprises halogenated repeat units derived from isoprene, butadiene, para-alkyl styrene, or a combination thereof. The adhesive composition comprises a copolymer of isobutylene repeat units and second repeat units selected from alkene repeat units, para-methyl styrene repeat units, or a combination thereof wherein at least a portion of the second repeat units are directly bonded to one another with a polyamine crosslinker having a melting point greater than 25° C. Also described are adhesive articles, such as tapes, comprising such adhesives. | 03-12-2015 |
| 20150079389 | CROSS-LINKABLE ADHESIVE COMPOUND WITH HARD AND SOFT BLOCKS AS A PERMEANT BARRIER - Adhesive compound as a permeant barrier, comprising (i) block copolymers having a construction A-B-A, (A-B) | 03-19-2015 |
| 20170233612 | SILICONE COMPOSITION AND A PRESSURE SENSITIVE ADHESIVE FILM HAVING A PRESSURE SENSITIVE ADHESIVE LAYER MADE FROM THE COMPOSITION | 08-17-2017 |
| 20100009182 | PEELABLE ADHESIVE SHEET, METHOD FOR RECORDING IMAGES AND METHOD FOR MANUFACTURING PEELABLE LAMINATED BODY - A peelable adhesive sheet is provided. The peelable adhesive sheet includes a base material and an adhesive composition layer that is provided to at least one side of the base material and that contains an acrylic resin and hollow particles. The adhesive composition layer is configured to removably adhere to another adhesive layer when at least two adhesive composition layers at least contact each other and at least pressure is applied thereto. | 01-14-2010 |
| 20110171466 | PRECAST THERMAL INTERFACE ADHESIVE FOR EASY AND REPEATED, SEPARATION AND REMATING - Precast curable thermal interface adhesives facilitating the easy and repeatable separation and remaining of electronic components at thermal interfaces thereof, and a method for implementing the foregoing repeatable separation and remating at the thermal interfaces of components through the use of such adhesives. | 07-14-2011 |
| 20120208018 | WATER-BASED NON-SILICONE ADHESIVE TAPE FOR SKIS - A silicone-free adhesive composition for use as a tape on skis comprises at least one water-based acrylic polymer pressure sensitive adhesive. | 08-16-2012 |
| 20080220253 | Adhesive Sheet - An adhesive sheet has a substrate and an adhesive layer laminated on one or both surfaces of the substrate, and has an anti-static performance. At least one of the adhesive layers contains an adhesive and a compound (1) represented by the following formula (1), and contains the compound (1) in an amount of from 0.1 to 100 parts by mass on the basis of 100 parts by mass of the adhesive. | 09-11-2008 |
| 20080311396 | Pressure-Sensitive Adhesive Sheet for Application to Skin - The problem of the present invention is to provide a pressure-sensitive adhesive sheet for skin adhesion, having an adhesive layer, which can be formed without using an organic solvent, shows superior adhesion performance to the skin, and shows extremely mild irritation to the skin and stratum corneum damage. To solve the problem, the present invention provides a pressure-sensitive adhesive sheet for skin adhesion, which has a substrate and an adhesive layer laminated on the substrate, wherein the adhesive layer is obtained by curing an adhesive composition containing polyether polymer (A) having at least one alkenyl group on the terminal, compound (B) having 1-10 hydrosilyl groups in a molecule and hydrosilylation catalyst (C). | 12-18-2008 |
| 20090110925 | Adhesive Composition - A hot melt adhesive composition comprising (A) 60 to 98 wt. % of a propylene-ethylene copolymer, (B) 2 to 40 wt. % of a maleic anhydride-modified polypropylene wax having a softening point of 120 to 170° C. and serving as a tackifier, and when required, (C) an antioxidant in an amount of 0.1 to 5.0 wt. % based on the combined amount of (A) and (B). | 04-30-2009 |
| 20090117379 | SURFACE PROTECTION FILM - Disclosed is a surface protection film which has excellent initial adhesive force and can be easily removed from an object to which it is adhered. The adhesive force of this surface protection film does not undesirably increase as time passes. Specifically disclosed is a surface protection film wherein a rubber adhesive layer containing a rubber resin is arranged on a polyolefin substrate. The rubber resin is composed of a styrene elastomer which has a block copolymer of a styrene polymer block (A) and an olefin elastomer component (B), a block copolymer of a styrene polymer block (A) and a random copolymer block (B′) of styrene and an olefin, or a hydrogenated product of either of the block copolymers as a main component. The rubber adhesive layer has a tensile storage modulus at a frequency of 10 Hz of not less than 2.5×10 | 05-07-2009 |
| 20090252959 | CROSS-LINKABLE PRESSURE-SENSITIVE ADHESIVE FOR DETACHABLE SOFT PVC SUPPORTS - Self-adhesive articles comprising at least one backing and a pressure sensitive adhesive comprising
| 10-08-2009 |
| 20100080990 | SHEET FOR PROTECTING COATINGS - Provided is a sheet for protecting coatings that shows superior adhesiveness even to coatings often causing low adhesive by bleeding for example of leveling agent and others without a washing treatment and the like, retains its preferable adhesion state for an extended period of time, and is easily releasable when separated even after being bonded for an extended period of time. | 04-01-2010 |
| 20100092773 | Method of Affixation, and Pressure-Sensitive Adhesive for Use in Affixation - A pressure-sensitive adhesive is constituted at least by one or two kinds or more of a polymer and a tackifier, the polymer is selected from the polymer obtained by polymerizing olefin unsaturated-group containing polymerizable monomer by an ordinary method, a copolymer obtained by copolymerizing a monomer mixture containing two or more types of olefin unsaturated-group containing polymerizable monomer by an ordinary method, and natural rubber, wherein the pressure-sensitive adhesive for available affixation has substantially no initial tack value and exerts adhesion by pressurization processing. | 04-15-2010 |
| 20100092774 | PRESSURE SENSITIVE ADHESIVE FOR PAPER LABELS - Paper labels coated with a pressure sensitive adhesive (PSA), wherein
| 04-15-2010 |
| 20100227165 | WAFER PROCESSING TAPE - A wafer processing tape includes a release film having a large length; an adhesive layer formed on a first surface of the release film and having a predetermined planar shape; a pressure-sensitive adhesive film having a label portion and a surrounding portion surrounding outside the label portion; and a support member formed on a second surface of the release film opposite to the first surface on which the adhesive layer and the pressure-sensitive adhesive film are formed. The label portion has a predetermined planar shape and covers the adhesive layer so that the label portion contacts with the release film around the adhesive layer. The support member is disposed at both end portions of the release film in a short side direction of the release film. The support member has a coefficient of linear expansion of 300 ppm/° C. or less. | 09-09-2010 |
| 20100255302 | ADHESIVE FILM OR SHEET - [Problem] To provide an adhesive film or sheet for protecting the surfaces of articles having proper initial adhesive force, sufficiently suppressing an increase in the adhesive force after aged, maintaining a suitable adhesive force in a proper range despite of being subjected to thermal hysteresis to some extent or even after preserved for extended periods of time and, as desired, being capable of imparting a high degree of transparency to the adhesive film or sheet. | 10-07-2010 |
| 20110104488 | PRESSURE-SENSITIVE ADHESIVE COMPRISING A CROSSLINKABLE POLYOLEFIN AND A TACKIFIER RESIN - Pressure-sensitive adhesive comprising a crosslinkable polyolefin and at least one tackifier resin, wherein the polyolefin is composed of at least two monomers A and B and of at least one comonomer C amenable to crosslinking, the monomers A and B being selected from the group consisting of α-olefins, vinyl acetate, n-butyl acrylate and methyl methacrylate or, in the case of EPDM, a diene such as 5-ethylidene-2-norbornene, dicyclopentadiene or 5-vinyl-2-norbornene. | 05-05-2011 |
| 20110129667 | Adhesive compositions - Adhesive compositions comprising a first copolymer of butene-1 and propylene; a second copolymer of ethylene and a comonomer selected from butene-1, hexene-1, and octene-1; a polyolefin grafted with an ethylenically unsaturated carboxylic acid or acid derivative; and an olefin polymer resin, and multilayer structures comprising the adhesive composition. | 06-02-2011 |
| 20110223419 | SOLAR CELL BACKSHEET - Provided is a back sheet for a solar battery which holds an excellent gas barriering property and which is excellent in a weatherability and a light shielding property. | 09-15-2011 |
| 20110244232 | Processes for Forming Adhesive Blend Compositions - Continuous or continual in-line processes for forming adhesive polymer blend compositions are described, as well as the application of those blends to a variety of substrates. In one or more embodiments, a first polymer component is provided in a first vessel, and a second polymer component is provided in a second vessel. The first polymer component comprises one or more styrenic block copolymers and one or more hydrocarbon tackifier resins, and the second polymer component comprises a polyolefin. The first and second polymer components are extracted from their respective holding vessels, mixed, and applied to a substrate. In some embodiments, the first and second polymer components may further comprise various additives. Adhesive blend compositions formed from the inventive processes are also described. | 10-06-2011 |
| 20110262747 | ADHESIVES MADE FROM INTERPOLYMERS OF ETHYLENE/ALPHA-OLEFINS - An adhesive composition comprises: (i) at least one ethylene/α-olefin interpolymer, (ii) at least one tackifier; and (iii) an oil or a low molecular weight polymer. Preferably, the ethylene/α-olefin interpolymer has a M | 10-27-2011 |
| 20110293934 | Protein Adhesive Formulations with Amine-Epichlorohydrin and Isocyanate Additives - Disclosed is an adhesive composition comprising a protein component, an AE adduct component and an isocyanate component. Also disclosed is a composite and a method of making a composite comprising a substrate and the adhesive composition of the present invention. | 12-01-2011 |
| 20110318580 | Adhesive Tape for Manufacturing Electronic Components - There is provided an adhesive tape for manufacturing electronic components comprising a heat-resistant substrate and an adhesive layer containing an adhesive composition disposed on the heat-resistant substrate, wherein the adhesive composition comprises a phenoxy resin, a curing agent, an energy ray curable acrylic resin and a photoinitiator, and wherein the adhesive layer is cured by heat and an energy ray. | 12-29-2011 |
| 20120034459 | HEAT SEALING ADHESIVE TAPE AND CONSUMER PRODUCT DISPLAY - The object of the present invention provides a heat sealing adhesive tape which can adhere to various kinds of products to be treated comprising various polymer materials as the outer surface thereof in a sufficient heat sealing adhesive strength, and enables retention of the adhesive property even under a high heat and humidity. The object is resolved by providing a heat sealing adhesive tape comprising a base layer and a sealant layer formed on at least one surface of the base layer, the sealant layer comprising a hot melt composition comprising an ethylene-vinyl acetate copolymer, a styrenic block copolymer, and a tackifier, the composition having a melting point of 85° C. or lower and a melt flow rate (MFR) of 15.0 g/10 min. or less measured at 190° C. under a load of 2,160 g. | 02-09-2012 |
| 20120058335 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR NON-AQUEOUS BATTERY - The present invention relates to a pressure-sensitive adhesive tape for a non-aqueous battery, containing: a substrate and a pressure-sensitive adhesive layer on at least one side of the substrate, in which the pressure-sensitive adhesive layer contains 90 wt % or more of a polyisobutylene rubber, and in which a content of a polyisobutylene rubber having a molecular weight of 800,000 to 2,200,000 is in the range of 15 to 50 wt % based on the entire pressure-sensitive adhesive layer, a content of a polyisobutylene rubber having a molecular weight of 10,000 to 700,000 is in the range of 35 to 70 wt % based on the entire pressure-sensitive adhesive layer, and a content of a component having a molecular weight of 10,000 or less is 5 wt % or less based on the entire pressure-sensitive adhesive layer. | 03-08-2012 |
| 20120058336 | TEMPORARY FIXING SHEET FOR MANUFACTURING PROCESS OF ELECTRONIC PARTS - The present invention provides a temporary fixing sheet which firmly holds a ceramic sheet in a cutting step for the ceramic sheet and the like, can provide high cutting accuracy, and then can efficiently and easily peel a chip from itself by being cooled to a predetermined temperature or lower, with a high degree of freedom in designing and adequate handleability. The temporary fixing sheet includes a supporting substrate and a temporary fixing layer provided on at least one face thereof, wherein the temporary fixing layer contains a urethane polymer and a vinyl polymer. | 03-08-2012 |
| 20120070661 | PRESSURE-SENSITIVE ADHESIVE TAPE - A pressure-sensitive adhesive tape according to an embodiment of the present invention includes,
| 03-22-2012 |
| 20120141787 | MOISTURE CURABLE ISOBUTYLENE ADHESIVE COPOLYMERS - The disclose provides pressure-sensitive adhesives and adhesive sealants prepared from alkoxysilane modified, crosslinked isobutylene copolymers, and tape articles prepared therefrom. | 06-07-2012 |
| 20120202058 | PRESSURE-SENSITIVE ADHESIVE SHEET FOR SURFACE PROTECTION - A surface-protecting pressure-sensitive adhesive sheet includes: a substrate; and a pressure-sensitive adhesive layer that is provided on at least one side of the substrate and made from a polyester-based pressure-sensitive adhesive composition containing a crosslinking agent and a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit. The dibasic acid unit includes a dimer acid, the polyester has a weight average molecular weight of 20,000 to 200,000 and a glass transition temperature of −70 to −20° C. as measured using a differential scanning calorimeter at a temperature rise rate of 20° C./minute, the polyester-based pressure-sensitive adhesive composition has a hydroxyl value of 20 to 60 mgKOH/g, and the pressure-sensitive adhesive layer has a gel fraction of 85 to 99% by weight. | 08-09-2012 |
| 20120219796 | PAINT FILM-PROTECTING SHEET - A paint film-protecting sheet includes a pressure-sensitive adhesive layer on a support substrate. The pressure-sensitive adhesive layer is comprised of a non-crosslinked pressure-sensitive adhesive, which has a weight-average molecular weight of 65×10 | 08-30-2012 |
| 20120276380 | PRESSURE SENSITIVE ADHESIVES FOR LOW SURFACE ENERGY SUBSTRATES - A cured adhesive composition comprising: (a) a copolymer comprising the reaction product of: 65 to 94.5 wt % of a C?8#191 acrylate ester, 0.5 to 5 wt % of a polar cross-linkable monomer, and 5-30 wt % of a non polar monomer, wherein the copolymer has a weight average molecular weight of 400,000 to 2,200,000 grains/mole; (b) 30 to 70 parts of a hydrogenated hydrocarbon tackifier per 100 parts of the copolymer; and (c) 0.01 to 3 parts (solid/solid) of a cross-linking agent per 100 parts of the copolymer wherein the cured adhesive has a peel value greater than 6 N/cm when tested according to FINAT test method No. 2 on a low density polyethylene; and further wherein the cured adhesive has a shear value greater than 2000 minutes when tested according to FINAT test method No. 8 on low density polyethylene. The cured adhesive of this disclosure is found to exhibit excellent adhesion to low surface energy substrates. | 11-01-2012 |
| 20130011672 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive tape includes a core layer and a surface layer provided on one or both sides of the core layer. The core layer contains an acrylic polymer (A), and the surface layer contains an acrylic polymer (D) and a (meth)acrylic polymer (E) that includes, as a monomer unit, a (meth)acrylic monomer having a tricyclic or higher alicyclic structure and that has a weight average molecular weight of 1000 or more and less than 30000. | 01-10-2013 |
| 20130059149 | ADHESION PROMOTER SYSTEM, AND METHOD OF PRODUCING THE SAME - The instant invention is an adhesion promoter system, and method of producing the same. The adhesion promoter system comprises the admixing product of: (a) at least 60 percent by weight of a base polymer, based on the total weight of the solid content, wherein said base polymer comprises a propylene/ethylene copolymer composition, wherein said propylene/ethylene copolymer has a crystallinity in the range of from 1 percent by weight to 30 percent by weight, a heat of fusion in the range of from 2 Joules/gram to 50 Joules/gram), and a DSC melting point in the range of 25° C. to 110° C.; (b) less than 40 percent by weight of a functionalized polymer composition, based on the total weight of the solid content, wherein said functionalized polymer composition comprises homopolymers of propylene or copolymers of propylene with hexene, octene and/or other like alpha-olefins, the homopolymers or copolymers having a single unsaturation, a terminal succinic anhydride moiety, and additional succinic anhydride substitutions on the polypropylene backbone, where the succinic anhydride substitution ranges from about 5 to about 45 weight percent of functionalized polymer composition; (c) in the presence of one or more solvents at a temperature in the range of from 25° C. to 120° C. | 03-07-2013 |
| 20130115450 | PRESSURE-SENSITIVE ADHESIVE SHEET FOR OPTICAL MEMBER ADHESION - The present invention provide a pressure-sensitive adhesive sheet for optical member adhesion, which includes at least an acrylic pressure-sensitive adhesive layer, in which the acrylic pressure-sensitive adhesive layer has a storage modulus at 23° C. of from 1.0×10 | 05-09-2013 |
| 20130130027 | Adhesive Composition - A composition comprising a hot melt pressure-sensitive adhesive comprising a propylene-based polymer component having a melting point less than or equal to about 130° C. and a triad tacticity greater than about 75%, and free of or having a low block copolymer content. Also, an adhesive article comprising the composition. | 05-23-2013 |
| 20130183523 | PAINT COAT-PROTECTING REMOVABLE PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention is a paint coat-protecting removable pressure-sensitive adhesive sheet comprising a base sheet, and a pressure-sensitive adhesive layer that is provided on the base sheet, the pressure-sensitive adhesive layer being formed of an emulsion pressure-sensitive adhesive composition that includes an emulsion of an ethylene-vinyl carboxylate copolymer as a main component. The present invention provides a paint coat-protecting removable pressure-sensitive adhesive sheet that does not cause swelling, whitening, and adhesive transfer even when the pressure-sensitive adhesive sheet is attached to the surface of a paint coat that has not been sufficiently dried (i.e., contains a small amount of solvent) or has not been sufficiently cured after drying, and removed from the paint coat. | 07-18-2013 |
| 20130244030 | SURFACE PROTECTION SHEET - The present invention provides surface protection sheet | 09-19-2013 |
| 20140011026 | ADHESIVE TAPE FOR PROCESSING SEMICONDUCTOR WAFER AND THE LIKE - An object of the present invention is to provide an adhesive tape for processing a semiconductor wafer or the like, which is capable of inhibiting electrical charging in a stable manner. The adhesive tape (dicing tape) ( | 01-09-2014 |
| 20140017491 | Non-Flowing Silicone Adhesive - Adhesive formulations are described that upon sufficient curing and drying, are not sticky or tacky at room temperature, yet can be heat bonded. The adhesives are particularly useful for use in bonding brake components together and find wide application in vehicle brake systems. When used in such systems, the adhesives do not flow in parking applications yet sufficiently dampen vibration in slowing or stopping applications to counter brake squeal. The adhesives can be provided in a tape form and used for bonding brake shims to brake pads in electronic parking brake systems. | 01-16-2014 |
| 20140044962 | ADHESIVE COMPOSITION, FILM ADHESIVE, AND BONDING METHOD - An adhesive composition including an elastomer as a main component, an adhesive layer prepared from the adhesive composition having (i) a storage modulus (G′) of not less than 20,000 Pa at 220° C. and/or (ii) a loss modulus (G″) of not less than 20,000 Pa at 220° C. | 02-13-2014 |
| 20140147669 | ADHESIVES AND USE THEREOF - The invention provides adhesives and methods of using the adhesives to bond substrates together, and to articles of manufacture comprising the adhesives. It has been discovered that an adhesive with a polymer content greater than 70 weight percent can be formulated with a blend of (i) a metallocene catalyzed polypropylene polymer that has a density range of about 0.70 to about 0.91 g/cm | 05-29-2014 |
| 20140363668 | AQUEOUS DISPERSION TYPE ADHESIVE - The present invention provides an aqueous dispersion type adhesive which is excellent in adhesion and is accurately ejected through a nozzle without fouling the nozzle when the adhesive is applied by a nozzle coater, and a paper product obtainable by applying the aqueous dispersion type adhesive. An aqueous dispersion type adhesive including an ethylene-vinyl acetate based modified emulsion and a plasticizer, the plasticizer containing an acetyl group-containing compound, is excellent in adhesive strength and does not cause fouling of a nozzle when the adhesive is ejected through the nozzle of a nozzle coater. When the acetyl group-containing compound contains triacetin, adhesion between a paper and a metal foil is improved, and thus fouling of a nozzle is less likely to occur. Moreover, when the ethylene-vinyl acetate based modified emulsion contains a modification having a carboxyl group attached thereto, fouling of a nozzle is much less likely to occur, preferably. | 12-11-2014 |
| 20140377554 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure-sensitive adhesive composition, a pressure-sensitive adhesive film, and an organic electronic device. The exemplary pressure-sensitive adhesive composition may provide an encapsulating layer of the pressure-sensitive adhesive film and the organic electronic device, which exhibits excellent moisture blocking property, transparency, durability and reliability at a high temperature and high humidity, step difference compensating property and adhesive strength. | 12-25-2014 |
| 20150037579 | HOT MELT ADHESIVE COMPOSITION FOR BONDING PACKS OF CONTAINERS - The present invention relates to a hot melt adhesive composition comprising homogeneous linear or substantially linear ethylene/alpha-olefin interpolymers, block copolymers, tackifying resins and waxes, and their use in the bonding of bundles of containers such as bottles or cans into packs. | 02-05-2015 |
| 20150056443 | Adhesive Composition and Article - An adhesive composition blend and an article are disclosed. The adhesive composition blend includes a higher-melt fluoropolymer component having a melting point greater than a predetermined maximum service temperature and a lower-melt fluoropolymer component having a melting point less than a predetermined applying temperature. The melting point of the higher-melt fluoropolymer is at least 20° C. greater than the melting point of the lower-melt fluoropolymer. Additionally or alternatively, the adhesive composition blend includes a higher-melt fluoropolymer component having a melting point between about 200° C. and about 330° C. and a lower-melt fluoropolymer component having a melting point between about 100° C. and about 260° C. The article includes a substrate and the adhesive. | 02-26-2015 |
| 20150056444 | Adhesive Manufacturing Process, an Adhesive, and an Article - An adhesive manufacturing process, an adhesive, and an article are disclosed. The adhesive manufacturing process includes blending a lower-melt fluoropolymer having a melting point that is less than a first temperature with a fluoropolymer powder having a melting point that is greater than a second temperature to form an adhesive and applying the adhesive to a surface at the first temperature. The adhesive is configured to be exposed to the second temperature. The adhesive includes the lower-melt fluoropolymer and the fluoropolymer powder blended with the lower-melt fluoropolymer. The article includes a surface and the adhesive applied to the surface at an applying temperature. | 02-26-2015 |
| 20150111034 | COMPOSITIONS WITH A GRAFTED POLYOLEFIN COPOLYMER HAVING CONSTITUENTS OF AN UNSATURATED MONOMER, AN OLEFIN ELASTOMER, AND A LONG-CHAIN BRANCHED POLYOLEFIN - The present disclosure provides a polyolefin-based composition, suitable for use as a tie-layer adhesive composition, and a process for making the polyolefin-based composition. The polyolefin-based composition is made from and/or contains a grafted polyolefin copolymer composition, a base resin composition, and optionally, an additives composition. The grafted polyolefin copolymer composition is made from and/or contains a grafted polyolefin composition, an olefin elastomer composition, and a long-chain branched polyolefin composition. The grafted polyolefin is coupled to the olefin elastomer and the long-chain branched polyolefin. | 04-23-2015 |
| 20150322306 | Adhesive Composition for Protective Film on Painting, and Manufacturing Process Thereof - To provide An adhesive composition for a protective film to suppress a surface pollution and adhesive residue on a painting surface. | 11-12-2015 |
| 20150353785 | PRESSURE-SENSITIVE ADHESIVE COMPOSITIONS AND ADHESIVE ARTICLES INCLUDING THE SAME - A pressure-sensitive adhesive composition comprises a polyvinyl ether polymer. The polyvinyl ether polymer comprises 2-alkylalkoxyethylene monomeric units independently represented by the formula wherein R | 12-10-2015 |
| 20160040044 | POLYOLEFIN-BASED COMPOSITIONS, ADHESIVES, AND RELATED MULTI-LAYERED STRUCTURES PREPARED THEREFROM - The present disclosure provides a polyolefin-based composition made from or containing (A) a first grafted polyolefin composition, (B) a second grafted polyolefin composition made from or containing a first metallocene-catalyzed linear low density polyethylene grafted with an unsaturated monomer, (C) a second metallocene-catalyzed linear low density polyethylene composition, (D) a Ziegler-Natta-catalyzed linear low density polyethylene composition, (E) an elastomeric composition made from or containing (i) an elastomeric ethylene copolymer and (ii) an ethylene-propylene elastomer, and (F) a tackifier composition. Optionally, the polyolefin-based composition may be further made from or contain an additives composition. The polymeric composition is suitable for use as a tie-layer adhesive composition. | 02-11-2016 |
| 20160053144 | LAMINATE, PROTECTIVE FILM AND METHOD FOR MANUFACTURING LAMINATE - The present invention relates to a laminate including an adhesive layer that hardly suffers from adhesive transfer and exhibits a good adhesive strength, and a substrate layer, a protective film including the laminate, and a process for producing the laminate. The laminate of the present invention includes an adhesive layer and a substrate layer, in which the adhesive layer includes a hydrogenated product of a copolymer containing a constitutional unit (a) derived from an aromatic vinyl compound and a constitutional unit (b) derived from a conjugated diene; a content of a constitutional unit (b1) derived from farnesene in a whole amount of the constitutional unit (b) derived from the conjugated diene is from 1 to 100% by mass, and a content of a constitutional unit (b2) derived from a conjugated diene other than farnesene in a whole amount of the constitutional unit (b) derived from the conjugated diene is from 0 to 99% by mass; and a hydrogenation rate of carbon-carbon double bonds in the constitutional unit (b) derived from the conjugated diene is 50 mol % or more. | 02-25-2016 |
| 20160117958 | PRESSURE SENSITIVE ADHESIVE COMPOSITONS - Disclosed are removable pressure sensitive adhesive compositions (PSAs) useful with facestocks and/or packaging labels designed to be removed in the recycling of polymeric packaging. The PSAs of the invention include (a) at least one monomer which may undergo free radical polymerization and whose homopolymer has a glass transition temperature of less than or equal to 10° C., (b) at least one mono-olefinically unsaturated monomer having aldehyde or ketone functionality, and (c) an effective amount of at least one polyhydrazide crosslinker having hydrazine functionality. The PSA composition of the invention exhibits a peel adhesion value of between about 0.4 lbs/in (70 N/m) and about 4 lbs/in (700 N/m), and the percent film remaining on the polymeric packaging after a sink-float testing is 0% to about 8%. | 04-28-2016 |
| 20080248298 | Method For Surface Hardening Substances By Application of Particularly Transparent Polymethacrylate Layers - The present invention describes a process for the surface finishing of materials via application of specific polymethacrylate layers. The polymethacrylate layers are composed of blends of at least two (co)polymers of polymethacrylates, and specific “reactive monomers” are present here in a polymerized mixture which forms the polymethacrylate layer. At the application temperature established, these form a chemical and, where appropriate, also a physical bond to the substrate, and therefore have adhesion-promoting action. | 10-09-2008 |
| 20140162060 | STRIPPABLE ADHESION COMPOSITION AND USES THEREOF - The invention relates to a strippable adhesion composition, and it has the advantage of good stripability. The invention also provides a strippable material and method for manufacturing the same and an electronic device and method for manufacturing the same. | 06-12-2014 |
| 20150329744 | FILM FOR TIRE INNER LINER AND METHOD FOR MANUFACTURING THE SAME - This disclosure relates to a film for an inner liner including a base film layer and an adhesive layer, the base film layer including a polyamide-based resin, a specific copolymer, and a polymer crystallization retardant, and a method for manufacturing the same. | 11-19-2015 |
| 20090123747 | Adhesive composition for semiconductor, semiconductor device making use of the same and process for producing semiconductor device - [Problems] To provided an adhesive composition for semiconductor that permits handling without an occurrence of cracking or peeling off even when being flexed, that at the time of laminating, permits laminating on the electrode side of a semiconductor wafer provided with bump electrodes of which bump electrodes have a narrow pitch and a high pin proportion, that at the time of dicing, permits a high-speed cutting without any dicing dust contamination or defect, and that facilitates detection of alignment marks at the time of dicing and flip chip assembly. | 05-14-2009 |
| 20090142592 | TAPE FOR LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE HEAD - A liquid discharge head comprises a discharge port member provided with a discharge port to discharge a liquid and a tape having an adhesive layer comprising an adhesive, which tape adheres to a surface having the discharge port of the discharge port member so that the discharge port is sealed through the adhesive layer. The adhesive contains a compound having at least one of an epoxy group and an oxetanyl group and a compound having a ketimine group. | 06-04-2009 |
| 20100196705 | METHOD OF MAKING AND USING SHAPE MEMORY POLYMER COMPOSITE PATCHES - A method of repairing a composite component having a damaged area including: laying a composite patch over the damaged area; activating the shape memory polymer resin to easily and quickly mold said patch to said damaged area; deactivating said shape memory polymer so that said composite patch retains the molded shape; and bonding said composite patch to said damaged part. | 08-05-2010 |
| 20110064948 | DICING TAPE AND DIE ATTACH ADHESIVE WITH PATTERNED BACKING - Provided are a tape, apparatus, and method that relate generally to a single layer adhesive which functions as a dicing tape and also as a die attach adhesive for dicing thinned wafers and subsequent die attach operations of the diced chips in semiconductor device fabrication. The tape, apparatus, and method include a backing with a surface modification that includes a pattern. | 03-17-2011 |
| 20110070436 | ADHESIVE COMPOSITIONS FOR USE IN DIE ATTACH APPLICATIONS - Novel adhesive compositions that can be used in the die attach process. The adhesives include a curable resin component, a curing agent, and a block copolymer additive. The block copolymer additive has a glass transition temperature of at least about 40° C. The block copolymer additive improves the affinity of the adhesive composition to a hydrophilic substrate, such as a silicon wafer, during the die pickup process. Also disclosed is an assembly which includes a hydrophilic substrate and a layer of adhesive and methods of producing the assembly. | 03-24-2011 |
| 20110070437 | Insulating tape - An object of the present invention is to provide an insulating tape superior in durability in appearance that is resistant to yellowing even when used under severe environment (for example, under high-temperature and high-humidity condition) or for an extended period of time and also to deterioration in appearance of the device employing the insulating tape. The insulating tape includes a plastic film base and a pressure-sensitive adhesive layer formed on at least one side of the plastic film base, the insulating tape has a b* value after storage in an environment of 85° C. and 85% RH for 500 hours of 3.0 or less. | 03-24-2011 |
| 20110143136 | FLUOROPOLYMER FILM WITH EPOXY ADHESIVE - Protective articles are provided which include a fluoropolymer film and an epoxy adhesive, borne on at least one surface of the fluoropolymer film. The Protective articles include multilayer articles comprising a) a fluoroplastic layer, in contact with b) at least one curable adhesive layer, comprising a mixture of an uncured epoxide resin and curative agents selected from the group consisting of dicyandiamide, 4,4-aminophenyl disulfide, guanidine carbonate, thiourea and combinations thereof. Most typically, the curative agent includes dicyandiamide and in some embodiments consists essentially of dicyandiamide. | 06-16-2011 |
| 20110159284 | ADHESIVE COMPOSITION FOR SEMICONDUCTOR DEVICE AND DIE ATTACH FILM - An adhesive composition for a semiconductor device and a die attach film for a semiconductor device, the adhesive composition including about 50 to about 80 parts by weight of an elastomeric resin; about 10 to about 20 parts by weight of an epoxy resin, the epoxy resin including a difunctional epoxy resin and polyfunctional epoxy resins and the difunctional epoxy resin being present in an amount of about 20 to about 60 parts by weight with respect to 100 parts by weight of the epoxy resin; about 1 to about 10 parts by weight of a curable resin; about 0.01 to about 10 parts by weight of a curing accelerator; about 0.01 to about 10 parts by weight of a silane coupling agent; and about 5 to about 10 parts by weight of a filler. | 06-30-2011 |
| 20110223420 | ADHESIVE COMPOSITION AND SHEET FOR FORMING SEMICONDUCTOR WAFER-PROTECTIVE FILM - There is disclosed an adhesive composition containing: (A) 100 parts by mass of a phenoxy resin; (B) 5 to 200 parts by mass of an epoxy resin; (C) 1 to 20 parts by mass of an alkoxysilane-partial hydrolytic condensate which is a partial hydrolytic condensate of alkoxysilane including one kind or two or more kinds of alkoxysilane represented by the following general formulae (1) and (2), wherein the weight average molecular weight is 300 or more and 30,000 or less and an amount of residual alkoxy is 2 wt % or more and 50 wt % or less; (D) a curing catalyst for an epoxy resin; (E) an inorganic filler; and (F) a polar solvent having a boiling point of 80° C. to 180° C. and a surface tension of 20 to 30 dyne/cm at 25° C. There can be a sheet for forming a semiconductor wafer-protective film and an adhesive composition capable of forming a protective film excellent in evenness, cutting characteristics and adhesiveness. | 09-15-2011 |
| 20110256396 | METHOD OF MINIMIZING RESIDUE ADHESION FOR THERMO-REVERSIBLE DRY ADHESIVES - One embodiment of the invention includes a method of joining two substrates with multilayer thermo-reversible dry adhesives and separating the two bonded substrates by completely thermally reversing the adhesion via heating. | 10-20-2011 |
| 20120003470 | ACTIVE ENERGY RAY-CURABLE PRESSURE-SENSITIVE ADHESIVE FOR RE-RELEASE AND DICING DIE-BONDING FILM - Provided is an active energy ray-curable pressure-sensitive adhesive for re-release, which has a small influence on an environment or a human body, can be easily handled, can largely change its pressure-sensitive adhesiveness before and after irradiation with an active energy ray, and can express high pressure-sensitive adhesiveness before the irradiation with the active energy ray and express high releasability after the irradiation with the active energy ray. The active energy ray-curable pressure-sensitive adhesive for re-release includes an active energy ray-curable polymer (P), in which the polymer (P) includes one of a polymer obtained by causing a carboxyl group-containing polymer (P3) and an oxazoline group-containing monomer (m3) to react with each other, and a polymer obtained by causing an oxazoline group-containing polymer (P4) and a carboxyl group-containing monomer (m2) to react with each other. | 01-05-2012 |
| 20120171484 | Dual Crosslinked Tackified Pressure Sensitive Adhesive - Tackfied PSAs and tapes comprising a copolymer based on an acrylic backbone, with a glycidyl monomer, unsaturated carboxylic acid monomer and a tackifier, said adhesives being dual curable and having combination of outstanding peel adhesion on the LSE substrates, high temperature shear performance, excellent stress relieving properties and excellent converting properties. | 07-05-2012 |
| 20120213993 | ADHESIVE COMPOSITION AND ADHESIVE DRY FILM - An adhesive composition useful in bonding a protective glass with a silicon substrate of a semiconductor device contains (A) an epoxy-containing high-molecular compound and (B) a solvent. The compound (A) has a weight average molecular weight of 3,000 to 500,000 and repeating units represented by the following formula (1): | 08-23-2012 |
| 20120263950 | PRESSURE-SENSITIVE ADHESIVE DISPERSION COMPRISING POLYMERS WITH UREIDO GROUPS OR UREIDO-ANALOGOUS GROUPS AND WITH GLYCIDYL GROUPS - A description is given of a pressure-sensitive adhesive dispersion comprising a water-dispersed polymer P1 formed by emulsion polymerization. The polymer P1 is formed from a monomer mixture comprising (a) at least 40% by weight of C4 to C20 alkyl (meth)acrylates which when polymerized as homopolymers have a glass transition temperature of −30° C. or less, (b) at least 0.05% by weight of (meth)acrylate monomers having a substituent of the formula | 10-18-2012 |
| 20120301717 | POLYESTER ADHESIVE COMPOSITION - The present invention has an object to provide a solvent-free polyester-based adhesive composition having good coatability and capable of forming an adhesive that shows good adhesion performance. The present invention provides a polyester-based adhesive composition containing a polyester having Mw of from 1×10 | 11-29-2012 |
| 20130029148 | MATTE FINISH POLYIMIDE FILMS AND METHODS RELATING THERETO - The present disclosure is directed to a base film having a chemically converted polyimide, a particulate polyimide matting agent having a density from 1.3 to 1.5 g/cc and a low conductivity carbon black. The particulate polyimide matting agent is present in an amount from 1.6 to 20 weight percent of the base film. | 01-31-2013 |
| 20130078464 | VEGETABLE OIL-BASED PRESSURE SENSITIVE ADHESIVES - A pressure sensitive adhesive construct comprising:
| 03-28-2013 |
| 20130196152 | PRESSURE-SENSITIVE ADHESIVES WITH ACID-EPOXY CROSSLINKING SYSTEMS - A pre-adhesive composition is described comprising an acid-functional (meth)acryloyl copolymer and epoxy resin, which when crosslinked with or without using an ionic photoacid generator (PAG) provides a (e.g. pressure-sensitive) adhesive. | 08-01-2013 |
| 20130196153 | PRESSURE-SENSITIVE ADHESIVES WITH ONIUM-EPOXY CROSSLINKING SYSTEM - A pre-adhesive composition is described comprising an acid- and epoxy-functional (meth)acryloyl copolymer, which when crosslinked with or without using an ionic photoacid generator (PAG) provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles having desirable properties. | 08-01-2013 |
| 20140050919 | RESIN COMPOSITION, TWO-PACK TYPE ADHESIVE FOR LAMINATES, MULTILAYER FILM, AND BACK SHEET FOR SOLAR CELLS - Provided are a resin composition with high adhesion to substrates under hot and humid conditions, a two-part laminate adhesive containing the resin composition, and a laminated film and backsheet for solar cells including a layer of the adhesive. The resin composition contains, as essential components, a polyester polyurethane polyol (A) having a branched structure in a molecule thereof and having a weight average molecular weight (Mw) of 25,000 to 200,000 and a molecular weight distribution (Mw/Mn) of 2.5 to 25; a hydroxyl-containing epoxy resin (B) having a number average molecular weight (Mn) of 300 to 5,000; a hydroxyl-containing polycarbonate resin (C) having a number average molecular weight (Mn) of 300 to 3,000; and a polyisocyanate (D). | 02-20-2014 |
| 20140072800 | COATED ARTICLE COMPRISING A CURABLE COMPOSITION COMPRISING BIS-BENZOXAZINE AND AN AMINO-FUNCTIONALIZED TRIAZINE - The present invention deals with a novel coated article comprising a substrate and a curable adhesive bonding layer in adhering contact with said substrate wherein said substrate is a polymeric sheet or film and said curable adhesive bonding layer comprises a curable composition comprising a bis-benzoxazine and an amino-functionalized triazine composition. The coated article hereof is useful in the manufacture of encapsulated printed wiring boards, especially flexible printed wiring boards. | 03-13-2014 |
| 20140220337 | ADHESIVE COMPOSITIONS FOR USE IN DIE ATTACH APPLICATIONS - Novel adhesive compositions that can be used in the die attach process. The adhesives include a curable resin component, a curing agent, and a block copolymer additive. The block copolymer additive has a glass transition temperature of at least about 40° C. The block copolymer additive improves the affinity of the adhesive composition to a hydrophilic substrate, such as a silicon wafer, during the die pickup process. Also disclosed is an assembly which includes a hydrophilic substrate and a layer of adhesive and methods of producing the assembly. | 08-07-2014 |
| 20140342153 | VEGETABLE OIL-BASED PRESSURE-SENSITIVE ADHESIVES - One embodiment is a pressure sensitive adhesive construct comprising:
| 11-20-2014 |
| 20140349109 | PRESSURE SENSITIVE ADHESIVES BASED ON CARBOXYLIC ACIDS AND EPOXIDES - A method for making a pressure sensitive adhesive comprising:
| 11-27-2014 |
| 20150064461 | ENVIRONMENT-FRIENDLY ADHESIVE COMPOSITION AND TAPE MANUFACTURED USING THE SAME - An environment-friendly adhesive composition is provided that includes about 10 to about 70 parts by weight of a tackifying agent base including an acryl-based attaching agent as a raw material, about 5 to about 40 parts by weight of a terpene-based tackiness improver, about 0.5 to about 5 parts by weight of an epoxy-based crosslinking agent, about 5 to about 60 parts by weight of a flame retardant, and a combination thereof, based on 100 parts by weight of a solvent excluding benzene, toluene and xylene (BTX). The flame retardant includes at least one selected from a group consisting of a halogen-based flame retardant, an antimony flame retardant, and a phosphorus-based flame retardant. The adhesive composition and a tape manufactured using the same may be used exclusively in a vehicle industry, and in various electronic industries. | 03-05-2015 |
| 20150086783 | RESIN COMPOSITIONS FOR COATING SUBSTRATES TO IMPROVE SEALING PERFORMANCE - The present invention is directed to compositions useful for sealing substrates and substrates coated therewith. Additionally, methods of sealing and improving sealing performance using such compositions are provided. | 03-26-2015 |
| 20150111035 | THERMOSETTING RESIN COMPOSITION, THERMOSETTING ADHESIVE SHEET, AND METHOD OF PRODUCING THERMOSETTING ADHESIVE SHEET - A thermosetting resin composition has good storage properties at room temperature and an unreacted epoxy resin etc. are less likely to exude therefrom during heat compression molding. The thermosetting resin composition contains an acrylic copolymer including an epoxy group-containing (meth)acrylate unit, an epoxy resin, and a curing agent for an epoxy resin. In this thermosetting resin composition, epoxy groups in at least the acrylic copolymer are partially cross-linked with an amine compound and a thiol compound having 2 to 4 thiol groups per molecule, and the curing agent for an epoxy resin is an organic acid dihydrazide. | 04-23-2015 |
| 20160002502 | CONDUCTIVE LAMINATE - Provided are a conductive laminate, a method of manufacturing the same, and an electronic device including the same. The conductive laminate may prevent bubbles from being generated from a pressure-sensitive adhesive layer during thermal treatment for crystallizing a conductive layer. | 01-07-2016 |
| 20160040045 | ADHESIVE FILM FOR UNDERFILL, ADHESIVE FILM FOR UNDERFILL INTEGRATED WITH TAPE FOR GRINDING REAR SURFACE, ADHESIVE FILM FOR UNDERFILL INTEGRATED WITH DICING TAPE, AND SEMICONDUCTOR DEVICE - The present invention provides an adhesive film for underfill that is capable of increasing a glass transition temperature without losing flexibility. The present invention relates to an adhesive film for underfill containing resin components containing an epoxy resin having a number average molecular weight of 600 or less, a phenol resin having a number average molecular weight exceeding 500, and an elastomer in which a content of the epoxy resin in the resin components is 5 to 50% by weight, and the content of the phenol resin in the resin components is 5 to 50% by weight. | 02-11-2016 |
| 20160068627 | EPOXY RESINS COMPRISING A PYRAZINE-CONTAINING COMPOUND - Described herein is a curable composition comprising: a crosslinkable epoxy resin; a curing agent; and a compound, wherein the compound comprises a pyrazine moiety but not a primary amine | 03-10-2016 |
| 20160160094 | Adhesive Composition, Adhesive Sheet, and Method for Producing Semiconductor Device - An adhesive composition includes an acrylic polymer (A) having a weight-average molecular weight (Mw) of 350,000 or higher obtained by polymerizing an acrylic monomer by living radical polymerization using an organotellurium-containing compound as the polymerization initiator, an epoxy thermosetting resin (B), and a thermosetting agent (C). The adhesive composition is capable of joining with sufficient adhesive strength and capable of achieving high package reliability in a semiconductor device. | 06-09-2016 |
| 20160194535 | VEGETABLE OIL-BASED PRESSURE SENSITIVE ADHESIVES | 07-07-2016 |
| 20160200895 | ACID-MODIFIED EPOXIDIZED VEGETABLE OIL AND (METH)ACRYLIC COPOLYMER CURABLE OR CURED COMPOSITIONS | 07-14-2016 |
| 20160200953 | METHODS AND FORMULATIONS FOR SUPERHYDROPHIC, SELF-CLEANING, AND ICEPHOBIC POLYMER COATINGS AND OBJECTS HAVING COATINGS THEREON | 07-14-2016 |
| 20180026003 | ELECTRICALLY CONDUCTIVE ADHESIVE FILM AND DICING DIE BONDING FILM | 01-25-2018 |
| 20080226907 | Label Comprising a Liquid-Sensitive Adhesive Coating, Use of Such a Label, Method for Automatically Applying a Label Comprising a Liquid-Sensitive Adhesive Coating, and Method for the Production of a Label Paper - The invention relates to a label comprising a liquid-sensitive adhesive coating on the rear face thereof. The adhesive coating is based on natural biopolymers and the derivatives thereof and/or synthetic polymers that can be activated by means of liquid. Also disclosed are the use of such a label, a method for automatically applying a label to a receptacle, and a method for producing a label paper. | 09-18-2008 |
| 20110086222 | Selectively-Releasable Adhesives That Include A Glycosominoglycan - In one embodiment, a selectively-releasable adhesive includes a copolymer formed from a multifunctional alcohol, a multifunctional carboxylic acid, and a glycosaminoglycan (GAG). In one embodiment, an adhesive article includes a backing material having a surface and a layer of adhesive provided on the surface, the adhesive layer having an outer surface opposite to a surface that contacts the backing material, the outer surface being at least partly composed of a copolymer formed from a multifunctional alcohol, a multifunctional carboxylic acid, and a glycosaminoglycan (GAG). | 04-14-2011 |
| 20130011671 | ARTICLE AND AN ADHESIVE FOR A ROLL-SHAPED PAPER - This invention provides an adhesive for roll-shaped paper which has a high initial adhesiveness and causes the paper to peel easily without making the application surface sticky, and a roll-shaped paper on which this adhesive for roll-shaped paper is applied. An adhesive for roll-shaped paper, comprising a saccharide (A), a viscosity modifier (B), and a glycol and/or triol (C), is provided. The adhesive has excellent initial adhesiveness as well as excellent peeling ability, and does not produce stickiness. The adhesive for roll-shaped paper of this invention is applied at the start of the winding of the roll-shaped paper and it can be used in an especially useful manner as a pick-up agent. | 01-10-2013 |
| 20130224482 | DILUENTS FOR CROSSLINKER-CONTAINING ADHESIVE COMPOSITIONS - The disclosure relates to an adhesive composition for bonding lignocellulosic substrates. The adhesive composition contains a crosslinker and a non-urea diluent where the non-urea diluent is present in an amount from about 0.01 to about 75 weight % based on the total wet weight of the composition and where the crosslinker contains essentially no formaldehyde and contains no urea. Also disclosed is the adhesive further containing an aqueous mixture of a protein source. The disclosure also relates to a process for making lignocellulosic composites utilizing the disclosed adhesive composition and to the lignocellulosic composites made using the disclosed process. | 08-29-2013 |
| 20130330549 | PRESSURE SENSITIVE ADHESIVES, COATINGS, AND FILMS FROM PLANT OILS - Compositions useful for preparing pressure sensitive adhesives, coatings, and/or films are provided, along with methods of making and using the same. The compositions are made from renewable, plant-based materials. The compositions comprise plant oil triglycerides that are polymerized and crosslinked to yield polymer matrices. Plant-based carriers and/or tackifiers can be used in the invention, including epoxidized plant oil triglycerides, acrylated epoxidized plant oil triglycerides, and dihydroxylated plant oil triglycerides. Natural tackifiers such as rosin esters and terpenes can also be used in the compositions. Dihydroxylated plant oil triglyceride tackifiers for use in biobased and synthetic adhesives are also provided. | 12-12-2013 |
| 20150361310 | ADHESIVES THAT INCLUDE HIGHLY-PLASTICIZED CELLULOSE ESTERS AND METHODS AND ARTICLES RELATING THERETO - In some instances, adhesives may include a cellulose ester and a plasticizer in an amount of about 15% or greater by weight of the adhesive, wherein the plasticizer comprises a nonionic surfactant. In some instances, adhesives may include a cellulose ester and a mixture of two or more plasticizers in an amount of about 15% or greater by weight of the adhesive, wherein a melt flow index of the adhesive melt is greater than comparable adhesive melts that comprise the cellulose ester and only one of the plasticizers at the same amount. | 12-17-2015 |
| 20160096985 | ADHESIVES CONTAINING A RESIN, A KRAFT LIGNIN, AND A SURFACTANT AND METHODS FOR MAKING AND USING SAME - Adhesives containing an aldehyde-based resin, a kraft lignin, and a surfactant and methods for making and using same are provided. In one or more embodiments, the adhesive can include an aldehyde-based resin; a kraft lignin; a surfactant; an alkaline compound; and water. The adhesive can have a viscosity of about 500 cP to about 5,000 cP, at a temperature of about 25° C. In one example, the adhesive can include about 20 wt % to about 40 wt % of the aldehyde-based resin, about 1 wt % to about 15 wt % of the kraft lignin, about 0.05 wt % to about 2 wt % of the surfactant, about 0.5 wt % to about 10 wt % of the alkaline compound, and about 45 wt % to about 70 wt % of water, where all weight percent values are based on a combined weight of the aldehyde-based resin, the kraft lignin, the surfactant, the alkaline compound, and the water. | 04-07-2016 |
| 20220135854 | IMPROVED CORRUGATING ADHESIVES - Disclosed herein is a starch based corrugating adhesive comprising modified starch, and methods for making such corrugating adhesive. In some embodiments, the corrugating adhesive may contain a carrier component comprising a gelatinized modified starch, and a suspended component comprising a granular modified starch. In some embodiments, the granular and gelatinized modified starch may be from the same base starch. In some embodiments, the modified starch is obtained from a starch having an amylose content between about 30% and less than 40%. Also disclosed herein are corrugated materials made using the corrugating adhesives described herein. | 05-05-2022 |
| 20080241528 | Polyester-Amide Based Hot Melt Adhesives - The use of a polyester-amide in a hot melt adhesive formulation, wherein the polyester-amide includes a short aliphatic dicarboxylic acid functionality and a short symmetrical, crystallizing amid diol functionality. | 10-02-2008 |
| 20080268242 | SILICONE PRESSURE SENSITIVE ADHESIVE AND ARTICLES - Pressure sensitive adhesive compositions comprising an unreactive mixture of polydiorganosiloxane polyurea copolymer, diluent, and silicate tackifying resin. The compositions are useful for articles such as medical devices. | 10-30-2008 |
| 20090017299 | THERMOSENSITIVE ADHESIVE MATERIAL - An object of the present invention is to provide a thermosensitive adhesive material which is superior in blocking resistance when not active and which has adequate adhesion in a wide temperature range to a target with little smoothness such as corrugated fiberboard. Specifically, the present invention relates to a thermosensitive adhesive material including a support, and a thermosensitive adhesive layer provided on one surface of the support, the thermosensitive adhesive layer containing as essential components a thermoplastic resin and a hot-melt material that melts when heated, wherein the thermoplastic resin contains as a main component a (meth)acrylic copolymer in which acrylonitrile, a monomer component, occupies 5% by mass to 20% by mass of all monomer components, and wherein the glass transition temperature of the copolymer is in the range of −70° C. to −30° C. | 01-15-2009 |
| 20090053520 | Adhesive Composition and Process - There is disclosed a curable PSA made by a solventless single stage polymerisation of the following materials: from about 10% to about 80% by weight of at least one polyol which has molecular weight at least 1000 daltons; from about 0.5% to about 20% at least one poly-isocyanate(s) from about 0.1% to about 10%, by weight of at least one hydroxyl(meth)acrylate(s); from about 10% to about 80% by weight of one or more tackifier resins. | 02-26-2009 |
| 20090104445 | OPTICAL PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE ATTACHED OPTICAL FILM, AND IMAGE DISPLAY - An object of the invention is to provide an optical pressure-sensitive adhesive that is for use in pressure-sensitive adhesive attached optical films and so on, includes an acrylic copolymer and is less likely to cause display unevenness in the peripheral portion of a display screen. An optical pressure-sensitive adhesive, comprising: an acrylic copolymer containing alkyl (meth)acrylate (a1) and N-(2-hydroxyethyl)(meth)acrylamide (a2) as a monomer unit. | 04-23-2009 |
| 20090311526 | Adhesive composition, film adhesive, and heat treatment method - An adhesive composition of the present invention contains, as a main composition, a polymer obtained by copolymerizing a monomer composition containing a monomer having a maleimide group, and further contains a thermal polymerization inhibitor. As a result, it is possible to provide an adhesive composition that allows forming an adhesive layer that is excellently dissolved after the adhesive layer has been subjected to a high-temperature process. | 12-17-2009 |
| 20100015443 | ADHERENCE SUBSTANCE, PRESSURE SENSITIVE ADHESIVE SHEET AND ITS USE - To provide an adherence substance which has a low viscosity and good coatability, can be made solvent free, has good adhesion to an adherend and at the same time has excellent removability, can suppress peel electrostatic charge and is excellent in high speed peeling performance. | 01-21-2010 |
| 20100119821 | SOLVENTLESS LAMINATING ADHESIVE AND PROCESS FOR PRODUCTION OF COMPOSITE FILM - A solventless laminating adhesive comprising a polyisocyanate component and a polyol component, both of which are free from polyol components exhibiting crystalline properties at ordinary temperatures. The adhesive exhibits an initial viscosity of 500 to 1000 mPa s three minutes after mixing of the polyisocyanate component with the polyol component and a viscosity increase of 100 to 350% based on the initial viscosity 20 minutes after the mixing. In a coater which is provided with a pair of opposed rolls and in which the rolls rotates in the directions contrary to each other at the opposition site, the adhesive is applied to a film passing between the rolls. | 05-13-2010 |
| 20100178501 | ADHESIVE COMPOSITION, FILM-LIKE ADHESIVE, ADHESIVE SHEET, AND SEMICONDUCTOR DEVICE MADE WITH THE SAME - An adhesive composition that is capable of achieving a superior combination of process characteristics such as adherend fill properties (embedability) and low-temperature lamination properties, and semiconductor device reliability such as reflow resistance, as well as a film-like adhesive, an adhesive sheet that exhibits excellent process characteristics including ready releasability from dicing sheets, and a semiconductor device that exhibits excellent productivity, superior adhesive strength when heated and superior moisture resistance, all of which use the adhesive composition. The adhesive composition comprises (A) a thermoplastic resin, (B) a bisallylnadimide represented by a general formula (I) shown below, and (C) a bifunctional or higher (meth)acrylate compound. | 07-15-2010 |
| 20110003146 | ADHESIVE AND ITS APPLICATION - The invention provides a tri-component adhesive composition comprising a first component containing one or more polyols, a second component containing one or more isocyanates and a third component containing one or more all-purpose polyurethane catalysts or modified catalysts thereof. According to different applications, the additive proportion of the third component is adjusted to achieve desired curing speed and adhesive strength of the adhesive under a wide range of temperature. | 01-06-2011 |
| 20110045291 | EASY-ADHESIVE POLYESTER FILM - The present invention provides a polyester film which is excellent in easy-adhesive property to a topcoat agent, in particular, excellent in adhesion between a coating layer, a topcoat layer and a polyester base film even when the topcoat layer is formed of a solvent-free active energy radiation-curing resin. The present invention relates to an easy-adhesive polyester film comprising a polyester film and a coating layer formed on one surface of the polyester film which is obtained by applying a coating solution comprising a vinyl group-containing polyurethane resin thereonto. | 02-24-2011 |
| 20110052912 | PRESSURE-SENSITIVE ADHESIVES HAVING A TEMPERATURE-STABLE ADHESIVE POWER - The invention relates to an adhesive composition that can be cross-linked by heating, said composition comprising between 20 and 85% of a polyurethane comprising 2 terminal groups of the hydrolysable alkoxysilane type of formula (I): wherein: R | 03-03-2011 |
| 20110076493 | Acrylic Pressure-Sensitive Adhesives with Aziridine Crosslinking Agents - A pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an aziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 03-31-2011 |
| 20110111221 | POLYURETHANE-BASED PRESSURE-SENSITIVE ADHESIVE - Polyurethane-based pressure-sensitive adhesive wherein the polyurethane comprises the chemical reaction product of at least the following starting materials:
| 05-12-2011 |
| 20110123800 | UREA-BASED PRESSURE-SENSITIVE ADHESIVES - Non-silicone urea-based adhesives are disclosed which are prepared by the polymerization of reactive oligomers with the general formula X—B—X, where X is an ethylenically unsaturated group and B is a unit free of silicone and containing urea groups. The reactive oligomers can be prepared from polyamines through chain extension reactions using diaryl carbonates followed by capping reactions. Adhesive articles, including optical adhesive articles may be prepared using the disclosed non-silicone urea-based adhesives. | 05-26-2011 |
| 20110171465 | ADHESIVE LAMINATE - To provide an adhesive laminate with which an adhesive deposit does not result even when a polyester-type substrate layer is used. | 07-14-2011 |
| 20120034460 | PROTECTIVE SHEET FOR BACK SURFACE OF SOLAR CELL MODULE, AND SOLAR CELL MODULE PROVIDED THEREWITH - A protective sheet for the back surface of a solar cell module prepared by laminating a thermal adhesive sheet to at least one surface of a base sheet with a urethane-based adhesive layer disposed therebetween, wherein the thermal adhesive sheet contains a pigment and the urethane-based adhesive layer contains a silane coupling agent. The pigment is preferably an inorganic pigment or a carbon black. | 02-09-2012 |
| 20120208015 | THERMALLY REMOVABLE PRESSURE-SENSITIVE ADHESIVE SHEET - A thermally removable pressure-sensitive adhesive sheet includes a substrate and a pressure-sensitive adhesive layer that is provided on at least one side of the substrate and made from a polyester-based pressure-sensitive adhesive composition containing a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit, a foaming agent, and a crosslinking agent. The dibasic acid unit includes a dimer acid, the polyester has a weight average molecular weight of 20,000 to 200,000 and a glass transition temperature of −70 to −20° C. as measured using a differential scanning calorimeter at a temperature rise rate of 20° C./minute, and the polyester has a hydroxyl value of 1 to 60 mgKOH/g. | 08-16-2012 |
| 20120244351 | MULTILAYER RESIN SHEET AND METHOD FOR PRODUCING THE SAME, METHOD FOR PRODUCING CURED MULTILAYER RESIN SHEET, AND HIGHLY THERMALLY CONDUCTIVE RESIN SHEET LAMINATE AND METHOD FOR PRODUCING THE SAME - A multilayer resin sheet is constituted by including a resin layer containing an epoxy resin having a mesogenic skeleton, a curing agent and an inorganic filler, and an insulating adhesive layer formed on at least either of the surfaces of the resin layer. | 09-27-2012 |
| 20120244352 | PROCESS FOR PRODUCING POLYIMIDE FILM, AND POLYIMIDE FILM - A polyimide film having improved adhesiveness is produced by
| 09-27-2012 |
| 20120276381 | SURFACE COATING SYSTEM AND METHOD OF USING SURFACE COATING SYSTEM - A coating system for a surface (such as a floor) including an adhesive layer composition including a dispersible adhesive that forms an adhesive layer upon application to a surface, and a maintenance layer composition comprising a dispersible polymer that forms a maintenance layer upon application to the adhesive layer. The dispersible adhesive may include at least one of a styrene-butadiene latex, an acrylic latex material, a polyurethane latex, a polyvinyl acetate emulsion, and a combination thereof. The maintenance layer may include at least one of a UV-cured polymer, a nylon, an epoxy, a polyacrylate, a polystyrene acrylate, a polyurethane, a polyurea, and a combination thereof. The adhesive layer and the maintenance layer may form a finished coating having a peel strength greater than about 50 gf/25 mm. | 11-01-2012 |
| 20120276382 | ADHESIVE COMPOSITE SYSTEM FOR COVERING, CLOSING OR GLUING CELLULAR TISSUE - The invention relates to an adhesive composite system comprising an adhesive layer of a tissue adhesive and a protective layer which is applied to the surface of the adhesive layer, said tissue adhesive being based on hydrophilic polyurethane polymers and the protective layer is water-proof. The invention also relates to a method for producing said adhesive composite system, to an adhesive composite system obtained according to said method, an adhesive composite system which can be used for covering, closing or gluing cellular tissue and to the use of the adhesive composite system for producing a product for covering, closing or gluing cellular tissue. | 11-01-2012 |
| 20130045381 | MULTILAYER FILM FOR SUPPORTING OPTICAL FUNCTIONAL MEMBER AND METHOD FOR PRODUCING THE SAME, AND PRISM SHEET - A prism sheet is provided with a prism member, being an optical functional member, and a multilayer film for supporting the prism member. The multilayer film is provided with a base layer and an adhesive layer. One of surfaces of the adhesive layer is adhered to a surface of the base layer. The other surface of the adhesive layer is adhered to the prism member. Thus, the prism member is adhered to the base layer through the adhesive layer. Polyester contained in the adhesive layer has a glass transition temperature Tg of less than 60° C. At least 30 mol % of dicarboxylic acid units in the polyester contained in the adhesive layer have naphthalene rings. | 02-21-2013 |
| 20130280530 | TWO-COMPONENT CURABLE COMPOSITION - In the context of a curable agent based on at least one silyl-terminated polymer, the adhesion spectrum for bonding plastics, and the speed at which adhesion builds up, are to be improved. This is achieved by making available a curable agent containing two components (1) and (2) that are not in mutual contact, where component (1) contains at least one polymer having at least one terminal group of formula (I) -A | 10-24-2013 |
| 20130295383 | ADHESIVE COMPOSITION FOR POLARIZING PLATE AND POLARIZING PLATE PREPARED USING THE SAME - An adhesive composition and a polarizing plate, the adhesive composition including an isocyanate curing agent and having a creeping distance decrease rate of 10% or less, wherein the creeping distance decrease rate is calculated by Equation 1: | 11-07-2013 |
| 20140037954 | RESIN COMPOSITION, PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, PRESSURE-SENSITIVE ADHESIVE SHEET, AND SURFACE PROTECTIVE FILM - A resin composition includes: a polyol (A) having at least two OH groups; a polyfunctional isocyanate compound (B); a catalyst (C); and a compound (D) that undergoes keto-enol tautomerization, in which: a content ratio of the polyfunctional isocyanate compound (B) with respect to 100 parts by weight of the polyol (A) is 1 part by weight to 100 parts by weight; and the catalyst (C) includes an iron-based compound containing iron as an active center thereof. The resin composition can serve as a pressure-sensitive adhesive composition for forming a pressure-sensitive adhesive layer containing a polyurethane-based resin. Also provided are a pressure-sensitive adhesive sheet and a surface protective film each including such pressure-sensitive adhesive layer. | 02-06-2014 |
| 20140127504 | URETHANE-BASED PRESSURE-SENSITIVE ADHESIVE AND SURFACE PROTECTIVE FILM USING THE PRESSURE-SENSITIVE ADHESIVE - Provided is a urethane-based pressure-sensitive adhesive that is extremely excellent in adhesive residue-preventing property. Also provided is a surface protective film using such urethane-based pressure-sensitive adhesive in its pressure-sensitive adhesive layer, the surface protective film being extremely excellent in adhesive residue-preventing property. Also provided is an optical member or electronic member to which such surface protective film is attached. The urethane-based pressure-sensitive adhesive is a urethane-based pressure-sensitive adhesive including a polyurethane-based resin, in which: the polyurethane-based resin includes a polyurethane-based resin obtained by curing a composition containing a polyol (A) and a polyfunctional isocyanate compound (B); and the polyurethane-based resin contains a deterioration-preventing agent. | 05-08-2014 |
| 20140322531 | ASYMMETRIC DIALDIMINE-CONTAINING POLYURETHANE COMPOSITION - The invention relates to moisture-curing compositions which comprise at least one aromatic isocyanate group-bearing polyisocyanate and at least one dialdimine of formula (I). The compositions according to the invention have a longer open time and at the same time a shorter curing time, they are storage-stable and cure without forming bubbles. They are especially suitable as adhesives, sealing agents, potting compounds or coating materials, the use as sealing agents being especially advantageous. | 10-30-2014 |
| 20150118489 | PSA OF RENEWABLE ORIGIN WITH TEMPERATURE-STABLE ADHESIVE POWER - Heat-curable adhesive composition:
| 04-30-2015 |
| 20150118490 | SELF-ADHESIVE OF RENEWABLE ORIGIN WITH TEMPERATURE-STABLE ADHESIVE POWER - Heat-curable adhesive composition:
| 04-30-2015 |
| 20160039184 | APPARATUS AND POLYPROPYLENE-BASED COMPOSITION FOR WRAPPING A PIPE WELD - Laminate covering, in particular tapes and/or wrap-around sheets applied via an auto-wrapping machine, used for the mechanical and corrosion protection of oil, gas and water transmission pipelines. The laminate covering comprises a cross-linked polyolefin outer layer and an inner layer, which may be an adhesive, and has improved mechanical properties when compared to the prior art. The laminate covering may be pre-stretched. Also, a method of applying said laminate covering. The laminate covering can be applied to a pipe in a lower cost, faster application. | 02-11-2016 |
| 20160130415 | BIAXIALLY STRETCHED POLYESTER FILM AND METHOD FOR PRODUCING SAME, AND OPTICAL SHEET - Disclosed is a biaxially stretched polyester film containing an antimony compound as a catalyst component, and a magnesium compound and a phosphorus compound as additives, in which an amount of metal antimony included in residues on a membrane filter having an average pore diameter of 0.1 μm, after a solution in which 1 g of the biaxially stretched polyester is dissolved in 5 ml of hexafluoroisopropanol is filtered by the filter, is greater than 1 mg per 1 kg and less than or equal to 100 mg per 1 kg of the biaxially stretched polyester. | 05-12-2016 |
| 20160137892 | HYDROPHOBIC POLYURETHANE ADHESIVE - The present invention relates to a polyurethane adhesive comprising an isocyanate component A and a polyol component B where the isocyanate component A comprises at least one diisocyanate or polyisocyanate and the polyol component B comprises the alkoxylation product of a mixture of castor oil or ricinoleic acid (i), of an aromatic di- or polyol (ii), and of an OH-functional compound having aliphatically bonded OH groups and OH-functionality of from 1 to 8 (iii), and also optionally of a compound (iv), selected from the group consisting of cyclic anhydrides of dicarboxylic acids, and optionally of a compound (v) selected from the group consisting of cyclic mono- or diesters. The present invention further relates to a process for adhesive bonding with use of the polyurethane adhesive of the invention, to an item adhesive-bonded with the use of the polyurethane adhesive, and to the use of said item in the construction of wind turbines. | 05-19-2016 |
| 20160144599 | Slide Fastener Reinforcement Tape - A slide fastener reinforcement tape is provided that exhibits in particular, high performance launderability and peel strength between a reinforcement tape and a fastener tape, in environments harsher than those set forth in the prior art. Specifically, provided is a slide fastener reinforcement tape formed by laminating an adhesive layer on the back surface of a transparent elastomer film, wherein the slide fastener reinforcement tape is characterized in that the adhesive layer is a polyester-based hot-melt adhesive, a two-part type curable adhesive or a polyamide-based hot-melt adhesive, and the melting point of the adhesive layer is higher than 120° C. and no more than 160° C. and the melt viscosity at 200° C. is higher than 2000 poise and no more than 5500 poise. | 05-26-2016 |
| 20160194534 | Adhesives, Reaction Systems, and Processes for Production of Lignocellulosic Composites | 07-07-2016 |
| 20220135847 | READILY ADHESIVE POLYESTER FILM AND METHOD FOR PRODUCING SAME - This invention provides a readily adhesive polyester film that has fewer flaws and in which no appearance defects occur due to tight winding during the storage of rolled products, and a method for efficiently producing the readily adhesive polyester film. More specifically, this invention provides a readily adhesive polyester film comprising a polyester film as a base film and a readily adhesive layer on at least one side of the base film, wherein the base film contains particles with an average particle diameter of 0.1-2 μm or more in an amount of 1 mass % or less based on the mass of the base film, and the readily adhesive layer is a cured product of a composition comprising a copolymerized polyester resin (A), a blocked isocyanate group-containing urethane resin (B), and a silicone surfactant (C). This invention also provides a method for producing a readily adhesive polyester film. | 05-05-2022 |
| 20080213583 | Electrically-Conductive Laminated Film, Touch Panel Electrode Plate, Touch Panel, and Pressure-Sensitive Adhesive for Use in Electrically-Conductive Laminated Film - An electrically-conductive laminated film of the invention comprises a first transparent substrate having first and second surfaces; an electrically-conductive film comprising a second transparent substrate having first and second surfaces and a transparent electrically-conductive thin layer provided on the first surface of the second transparent substrate; and a pressure-sensitive adhesive layer, wherein the first transparent substrate and the electrically-conductive film are arranged in such a manner that the second surface of the first transparent substrate is opposed to the second surface of the second transparent substrate, wherein the first transparent substrate and the electrically-conductive film are bonded to each other with the pressure-sensitive adhesive layer interposed therebetween; wherein each of the first and second transparent substrates is formed of a plastic material, wherein the pressure-sensitive adhesive layer is formed of a pressure-sensitive adhesive comprising an acrylic polymer comprising 1 to 35% by weight of a methyl (meth)acrylate monomer unit, 60 to 98% by weight of an alkyl (meth)acrylate monomer unit having an alkyl group of 2 to 12 carbon atoms, and 0.1 to 10% by weight of a functional group-containing monomer unit. The electrically-conductive laminated film can suppress to become the pressure-sensitive adhesive layer a pear skin appearance. | 09-04-2008 |
| 20080213584 | 2-OCTYL (METH)ACRYLATE ADHESIVE COMPOSITION - A pressure sensitive adhesive composition comprising a 2-octyl (meth)acrylate/(meth)acrylic acid copolymer is described. The adhesive composition may be derived from renewable resources and provides good peel, shear and high temperature stability. | 09-04-2008 |
| 20080213585 | PRESSURE SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL MEMBERS, PRESSURE SENSITIVE ADHESIVE LAYER FOR OPTICAL MEMBERS, PRESSURE SENSITIVE ADHESIVE OPTICAL MEMBER AND IMAGE DISPLAY - Provided are a pressure sensitive adhesive composition for optical members and a pressure sensitive adhesive composition for optical members. The pressure sensitive adhesive composition for optical members according to the present invention comprises 100 parts by weight of an acrylic polymer (A) having a weight-average molecular weight of 500,000 or more, containing at least 50 wt % alkyl (meth)acrylate having an alkyl group with 5 or more carbon atoms and 0.2 to 2 wt % unsaturated carboxylic acid as the monomer unit, 0.1 to 4 parts by weight of an acrylic polymer (B) having a weight-average molecular weight of 2,000 to 50,000, containing at least 70 wt % alkyl (meth)acrylate and 1 to 7 wt % unsaturated carboxylic acid as the monomer unit and having a higher carboxylic acid equivalent than that of the acrylic polymer (A), 0.01 to 1 part by weight of a silane coupling agent, and a crosslinking agent. | 09-04-2008 |
| 20080286570 | Pressure-Sensitive Adhesive Tape and Method for Production Thereof - The invention relates to a pressure-sensitive adhesive film obtained by coating a polyolefin-based support layer with an aqueous acrylic dispersion-based adhesive layer. It also relates to the coating process for obtaining this film. | 11-20-2008 |
| 20080318040 | Intrusion Resistant Thermal Laminating Film - A thermal laminating film is provided that has superior intrusion resistance that is well suited to addressing security and anti-counterfeiting needs. The film includes a polymer substrate and an adhesive system with a polymer component having a Vicat softening point temperature that is close to a glass transition temperature of the polymeric substrate, which typically is not greater than about 95° C. | 12-25-2008 |
| 20090029160 | (METH)ACRYLATE FILM, AND MARKING FILM AND RECEPTOR SHEET USING THE SAME - The present application is directed to a film having high solvent resistance, in addition to high tensile strength and elongation characteristics. A (meth)acrylic film formed of: (A-1) an acidic group-containing (meth)acrylic polymer having a glass transition temperature (Tg) of 0° C. or higher obtained by copolymerizing a composition containing a monoethylenically unsaturated monomer as a main component and an unsaturated monomer having an acidic group; (B-1) a basic group-containing (meth)acrylic polymer having a glass transition temperature (Tg) of 0° C. or lower obtained by copolymerizing a composition containing a monoethylenically unsaturated monomer as a main component and an unsaturated monomer having a basic group; and (C) a compound containing a radical generating group. | 01-29-2009 |
| 20090029161 | Pressure-sensitive adhesive composition, pressure-sensitive adhesive layer, and pressure-sensitive adhesive sheet - The present inventions are a pressure-sensitive adhesive composition comprising a poly(meth)acrylate compound that contains a repeating unit shown by the following formula (1) in its molecule and has a melting point of 50° C. or less; a pressure-sensitive adhesive layer comprising a crosslinked product of the pressure-sensitive adhesive composition; and a pressure-sensitive adhesive sheet comprising the pressure-sensitive adhesive layer and a support, the pressure-sensitive adhesive layer being provided on one side or both sides of the support material. | 01-29-2009 |
| 20090053519 | Adhestive composition and optical member including the same - An adhesive composition includes a base polymer, the base polymer including a copolymer having at least one (meth)acrylic ester with a halogen element and at least one (meth)acrylate in a copolymeric unit, and an antistatic agent, the antistatic agent including an ionic compound. | 02-26-2009 |
| 20090123746 | ADHESIVE SHEET - An adhesive sheet includes a substrate and an energy-ray-curable adhesive layer formed on the substrate. The energy-ray-curable adhesive layer includes an energy-ray-curable acrylic copolymer and an energy-ray-curable urethane acrylate. The energy-ray-curable acrylic copolymer includes a side chain with an unsaturated group. The energy-ray-curable urethane acrylate includes an isocyanate unit, a polyol unit, and a (meth)acryloyl group. The polyol unit includes a plurality of types of polyols. | 05-14-2009 |
| 20090136749 | (METH)ACRYLIC EMULSION TYPE PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention relates to a (meth)acrylic emulsion type adhesive composition comprising an emulsion type (meth)acrylic polymer obtained by emulsion-polymerizing a monomer comprising a (meth)acrylic monomer as a principal component, wherein a sodium salt and/or potassium salt-containing emulsifier is used in the emulsion-polymerization described above, and neutralization treatment is carried out by using a neutralizing agent containing sodium hydroxide and/or potassium hydroxide after the emulsion polymerization is finished and an adhesive sheet obtained by using the above composition, and the present invention provides an adhesive composition which is not yellowed with the passage of time, particularly by heating and an adhesive sheet obtained by using the above composition. | 05-28-2009 |
| 20090186220 | Acrylic Hot Melt Adhesives - Radiation curable adhesive compositions comprising an acrylic polymer and a polyolefin find use in the manufacture of pressure sensitive adhesive articles such as, for example, tapes. | 07-23-2009 |
| 20090186221 | AQUEOUS-DISPERSION-TYPE PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention provides an aqueous-dispersion-type pressure-sensitive adhesive composition and a pressure-sensitive adhesive sheet formed thereof. This composition comprises a rubber latex, a tackifier resin emulsion, a dispersant composed primarily of a polycarboxylic acid (salt) having a hydrophobic side chain, and an emulsifier composed primarily of a polyoxyethylene alkyl ether sulfuric acid ester having an average polymerization degree of 16 to 80. A preferred dispersant contains carboxyl group at 2 to 6 mmol/g and an aqueous solution thereof at 1% by mass has a surface tension of 25 to 45 mN/m. | 07-23-2009 |
| 20090208740 | ACRYLIC PRESSURE-SENSITIVE ADHESIVES WITH AZIRIDINE CROSSLINKING AGENTS - A pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an aziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 08-20-2009 |
| 20090208741 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - There is provided a pressure-sensitive adhesive composition for optical films. The composition can form a pressure-sensitive adhesive layer that can prevent light leakage caused by stress associated with dimensional change of a component such as an optical film, which include the pressure-sensitive adhesive layer that has reworkability such that it can be easily peeled from a component, and that has satisfactory processability such that it can be processed without pressure-sensitive adhesive stain or dropout, after it is formed on an optical film. A pressure-sensitive adhesive optical film produced using the composition is also provided. The pressure-sensitive adhesive composition includes a (meth)acrylic polymer including (a) 34 to 94% by weight of an alkyl(meth)acrylate monomer unit, (b) 5 to 35% by weight of an aromatic ring-containing (meth)acrylate monomer unit, and (c) 0.01 to 0.5% by weight of an amino group-containing (meth)acrylate monomer unit and further including (d) 0.05 to 3% by weight of a carboxyl group-containing (meth)acrylate monomer unit and/or (e) 0.05 to 2% by weight of a hydroxyl group-containing (meth)acrylate monomer unit and having a weight average molecular weight of 1,600,000 to 3,000,000 as determined by gel permeation chromatography; crosslinking agents including 0.01 to 5 parts by weight of an isocyanate crosslinking agent and 0.01 to 2 parts by weight of a silane coupling agent based on 100 parts by weight of the (meth)acrylic polymer. | 08-20-2009 |
| 20090291300 | ADHESIVE SHEET - An adhesive sheet comprising a substrate and an adhesive layer formed on at least one side of the substrate, characterized in that an adhesive agent contained in the adhesive layer comprises an acrylic ester copolymer and a citrate plasticizer; the acrylic ester copolymer has a glass transition temperature of −45° C. or less; the citrate plasticizer is contained in an amount of 1.0 to 50.0 parts by mass (solid content), with respect to 100 parts by mass (solid content) of the acrylic ester copolymer; and a rate of a gel content in the adhesive agent in the adhesive layer is 70% or more, is disclosed. | 11-26-2009 |
| 20090317635 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEETS, AND SURFACE PROTECTING FILM - An object of the present invention is to provide a pressure-sensitive adhesive composition which is excellent in antistatic property of a non-electrification-prevented adherend (subject to be protected) upon peeling, and has reduced stainability in an adherend and is excellent in adhesion reliance, and electrification preventing pressure-sensitive adhesive sheets using the same. There is provided a pressure-sensitive composition comprising an ionic liquid, and a (meth)acryl-based polymer containing, as a monomer component, 0.1 to 100% by weight of a (meth)acrylic acid alkylene oxide. There is provided a pressure-sensitive composition comprising an ionic liquid, and a polymer containing, as a monomer component, 0.5 to 30% by weight of a nitrogen-containing monomer and having a glass transition temperature Tg of no higher than 0° C. There is provided a pressure-sensitive composition comprising an ionic liquid, and a (meth)acryl-based polymer containing, as a monomer component, 0.01 to 20% by weight of a reactive surfactant. | 12-24-2009 |
| 20100009181 | Halogen-Free Pressure-Sensitive Adhesive Tape - To heighten the adhesion of a halogen-free pressure-sensitive adhesive tape, in particular, the adhesion of the pressure-sensitive adhesive to the substrate, to thereby improve suitability for binding. | 01-14-2010 |
| 20100015441 | POLYMER COMPOSITIONS - Polymers are described that are prepared from di and mono-functional silicone and silane monomers of Formula 1 in which Y represents a direct bond or a oxy group; R | 01-21-2010 |
| 20100068515 | ACRYLIC PRESSURE SENSITIVE ADHESIVE FORMULATION AND ARTICLES COMPRISING SAME - Pressure sensitive adhesive formulations of an acrylic polymer grafted with a macromer are particularly well suited for use in the manufacture of impact resistant articles such as impact resistant glass laminates and products comprising such laminates. | 03-18-2010 |
| 20100075141 | ADHESIVE COMPOSITION AND FILM ADHESIVE - Disclosed is an adhesive composition whose component is a polymer obtained by copolymerizing a monomer composition containing styrene, a (meth)acrylic acid ester having a cyclic structure, and an alkyl(meth)acrylate having a chain structure. The monomer composition further contains a carboxylic acid having an ethylene double bond, a bifunctional monomer, and a styrene macromonomer. The polymer has a styrene block segment. This can improve heat resistance, adhesive strength in a high temperature environment, alkaline resistance, and easiness in stripping of an adhesive composition that has been subjected to a high temperature process. As a result, there can be obtained an adhesive composition which has high heat resistance, adhesive strength in a high temperature environment, and alkali resistance, and which can be easily stripped off after the adhesive composition is processed at a high temperature. | 03-25-2010 |
| 20100098943 | Flame retardant clear films - Compositions for creating flame-retardant, optically clear films without using halogen based flame retardants, including a coating containing phosphorous-based fire retardant materials, an acrylic or polyester adhesive base, and an organic solvent. Composite film structures containing the flame retardant coating may include a plurality of polymeric films and or coatings separated by flame retardant materials. | 04-22-2010 |
| 20100129653 | PRESSURE-SENSITIVE ADHESIVE TAPE - Disclosed is a halogen-free adhesive tape whose binding force is improved by increasing adhesion at low temperatures. Specifically disclosed is a halogen-free adhesive tape which is characterized in that an adhesive containing a natural rubber, an acrylic resin, an adhesiveness-imparting resin, an antioxidant and a plasticizer having a molecular weight of 450-3000 and a freezing point of from −30° C. to −55° C. is applied over at least one side of a tape base which is composed of a non-halogen resin composition containing no halogen element. | 05-27-2010 |
| 20100151241 | 2-Octyl (Meth)acrylate Adhesive Composition - A pressure sensitive adhesive composition comprising a 2-octyl(meth)acrylate, (meth)acrylic acid copolymer and optional crosslinking agents is described. The adhesive composition may be derived from renewable resources and provides good peel, shear and high temperature stability. | 06-17-2010 |
| 20100167050 | BIMODAL ACRYLATE PRESSURE-SENSITIVE ADHESIVE COMPOUNDS - The invention relates to a polyacrylate which as a result of a polymerization process has a broad, bimodal molecular weight distribution. These acrylate pressure-sensitive adhesives are preferably processed from the melt. The low molecular weight fraction lowers the flow viscosity, while the high molecular weight fraction results in the achievement of a high shear strength, following appropriate crosslinking, for the acrylate pressure-sensitive adhesive. | 07-01-2010 |
| 20100178497 | ADHESIVE COMPOSITION, FILM ADHESIVE, AND PROCESS FOR PRODUCTION OF THE COMPOSITION - Disclosed is an adhesive composition which is mainly composed of a polymer obtained by copolymerizing a monomer composition containing styrene, (meth)acrylic acid ester having a cyclic structure and alkyl (meth)acrylate having a chain structure. The monomer composition may additionally contain a bifunctional monomer, thereby improving heat resistance, adhesive strength under high temperature conditions, and alkali resistance, and easiness in stripping of an adhesive composition that has been processed at a high temperature. Consequently, there can be obtained an adhesive composition which has high heat resistance, adhesion strength under high temperature conditions, and alkali resistance, and which can be easily stripped off after the adhesive composition is processed at a high temperature. | 07-15-2010 |
| 20100178498 | Adhesive composition and film adhesive - An adhesive composition of the present invention is an adhesive composition including a polymer obtained by polymerizing a monomer composition containing a (meth)acrylic acid ester having a structure represented by General Formula (1): | 07-15-2010 |
| 20100178499 | ADHESIVE COMPOSITION AND FILM ADHESIVE - An adhesive composition of the present invention is an adhesive composition including a polymer obtained by copolymerizing a monomer composition containing a (meth)acrylic acid ester and a monomer having a maleimide group, the (meth)acrylic acid ester has a structure represented by General Formula (1): | 07-15-2010 |
| 20100178500 | PRESSURE-SENSITIVE ADHESIVE SHEET - There is provided a pressure-sensitive adhesive (PSA) sheet with the property of corroding a metal not in contact therewith suppressed. This PSA sheet is provided with a PSA layer formed from a water-dispersed PSA composition. The PSA composition contains a water-dispersed acrylic polymer synthesized using a sulfur-containing chain transfer agent. Moreover, in a gas generation test whereby the PSA sheet is heated at 85° C. for one hour, the emission of sulfur-containing gas is 0.043 μg or less per 1 cm | 07-15-2010 |
| 20100209703 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET AND PRESSURE-SENSITIVE ADHESIVE TYPE OPTICAL MEMBER - The present invention provides a double-sided pressure-sensitive adhesive sheet, including at least one pressure-sensitive adhesive layer which has a gel fraction of 10 to 70%, has a storage modulus at 23° C. of 1×10 | 08-19-2010 |
| 20100215955 | PRESSURE-SENSITIVE ADHESIVE SHEET AND PRESSURE-SENSITIVE ADHESIVE FUNCTIONAL FILM - The present invention provides a pressure-sensitive adhesive sheet including at least one pressure-sensitive adhesive layer formed of a pressure-sensitive adhesive composition containing an acrylic polymer (a) in which the total content of acrylic acid and methacrylic acid relative to the entire monomer ingredients constituting the acrylic polymer is 10% by weight or less, in which the total amount of an acrylic acid ion and a methacrylic acid ion extracted from the pressure-sensitive adhesive sheet with pure water under the condition of 100° C. for 45 minutes, as measured in accordance with an ion chromatography, is 20 ng/cm | 08-26-2010 |
| 20100255301 | Aqueous Dispersion - The invention provides an adhesive with an aqueous polymer dispersion. The aqueous polymer dispersion comprises a copolymer of a) esters of vinyl alcohol with C | 10-07-2010 |
| 20100266841 | Treatment of wood for the production of building structures and other wood products - Compositions and devices for the production of treated wood products are disclosed. A moisture exchange container for treating a plurality of wood pieces with a chemical formulation of interest is described. Also, an adhesive suitable for gluing wood pieces that have been treated, or that are going to be treated, with a chemical formulation of interest is described. Also disclosed are methods and systems using the devices and compositions of the present invention, and treated wood products. | 10-21-2010 |
| 20100323197 | ACRYLIC VISCOELASTIC COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - The present invention relates to an acrylic viscoelastic composition including an acrylic polymer A obtained by polymerizing an acrylic monomer mixture containing an alkyl (meth)acrylate (a) and a terpene-based (meth)acrylate (b), the terpene-based (meth)acrylate (b) being contained in an amount of 5 to 70% by weight based on the total monomer components of the acrylic monomer mixture; and a tackifying component B having a weight average molecular weight of 2,000 to 20,000. | 12-23-2010 |
| 20110020642 | ADHESIVE COMPOSITION, ADHESIVE SHEET AND ADHESIVE FORMED PRODUCT - The present invention provides an adhesive composition, which comprises a mixture of a hot-melt adhesive with a ferromagnetic material and has a shear force of not less than 20 N after heating (at 150° C. for 10 minutes) bonding, and a adhesive sheet obtained from the adhesive composition. Also, present invention provides a adhesive formed product, which comprises a mixture of a hot-melt adhesive and a ferromagnetic material and has a shear force of not less than 20 N after heating (at 150° C. for 10 minutes) bonding, wherein the adhesive formed product is used for bonding between components composed of a material exhibiting ferromagnetism. The adhesive composition, the adhesive sheet and the adhesive formed product of the present invention can also be applied to fields where solvent resistance and chemical resistance are required. | 01-27-2011 |
| 20110039099 | TEMPORARILY REPOSITIONABLE PRESSURE SENSITIVE ADHESIVE BLENDS - Temporarily repositionable pressure sensitive adhesive compositions which are blends of a silicone-modified pressure sensitive adhesive component, a high Tg polymer component and a crosslinker are presented. The silicone-modified pressure sensitive adhesive includes a copolymer that is the reaction product of an acidic or basic monomer, a (meth)acrylic or vinyl monomer, and a silicone macromer. The high Tg polymer component contains acid or base functionality such that when mixed, the silicone-modified pressure sensitive adhesive component and the high Tg polymer component form an acid-base interaction. | 02-17-2011 |
| 20110045289 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - There is provided a pressure-sensitive adhesive composition for optical films. The composition can form a pressure-sensitive adhesive layer that can prevent light leakage caused by stress associated with dimensional change of a component such as an optical film, which include the pressure-sensitive adhesive layer that has reworkability such that it can be easily peeled from a component, and that has satisfactory processability such that it can be processed without pressure-sensitive adhesive stain or dropout, after it is formed on an optical film. A pressure-sensitive adhesive optical film produced using the composition is also provided. The pressure-sensitive adhesive composition includes a (meth)acrylic polymer including (a) 34 to 94% by weight of an alkyl (meth)acrylate monomer unit, (b) 5 to 35% by weight of an aromatic ring-containing (meth)acrylate monomer unit, and (c) 0.01 to 0.5% by weight of an amino group-containing (meth)acrylate monomer unit and further including (d) 0.05 to 3% by weight of a carboxyl group-containing (meth)acrylate monomer unit and/or (e) 0.05 to 2% by weight of a hydroxyl group-containing (meth)acrylate monomer unit and having a weight average molecular weight of 1,600,000 to 3,000,000 as determined by gel permeation chromatography; crosslinking agents including 0.01 to 5 parts by weight of an isocyanate crosslinking agent and 0.01 to 2 parts by weight of a silane coupling agent based on 100 parts by weight of the (meth)acrylic polymer. | 02-24-2011 |
| 20110045290 | Adhesive Sheet - An adhesive sheet includes a substrate and an energy ray curable adhesive layer formed thereon The energy ray curable adhesive layer includes an acrylic adhesive polymer having a weight average molecular weight of not less than 100,000, and a polymerizable group is bonded to the acrylic adhesive polymer through a polyalkyleneoxy group. The energy ray curable adhesive sheet improves the breaking elongation and the expandability of the cured adhesives, thereby preventing the glue residue on the adherend of the sheet after release. | 02-24-2011 |
| 20110070434 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE, ACRYLIC PRESSURE-SENSITIVE ADHESIVE LAYER AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - The present invention relates to an acrylic pressure-sensitive adhesive including: a) an acrylic polymer containing, as a monomer unit, an alkyl (meth)acrylate including an alkyl group having 1 to 20 carbon atoms in an amount of 50% by weight or more; and b) a tackifier resin, in which the acrylic polymer a) contains two kinds of monomer units having a difference in solubility parameter (SP value) of 0.2 (MPa) | 03-24-2011 |
| 20110070435 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - There is provided a pressure-sensitive adhesive composition for optical films. The composition can form a pressure-sensitive adhesive layer that can prevent light leakage caused by stress associated with dimensional change of a component such as an optical film, that has reworkability such that it can be easily peeled from a component, and that has satisfactory processability such that it can be processed without pressure-sensitive adhesive stain or dropout, after it is formed on an optical film. A pressure-sensitive adhesive optical film produced using the composition is also provided. The pressure-sensitive adhesive composition is prepared to include a (meth)acrylic polymer including (a) 34 to 94% by weight of an alkyl (meth)acrylate monomer unit, (b) 5 to 50% by weight of an aromatic ring-containing (meth)acrylate monomer unit, and (c) 0.01 to 0.5% by weight of an amino group-containing (meth)acrylate monomer unit; 0.01 to 2 parts by weight of a peroxide as a crosslinking agent; and 0.01 to 2 parts by weight of a silane coupling agent based on 100 parts by weight of the (meth)acrylic polymer. | 03-24-2011 |
| 20110076492 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE TAPE - A pressure-sensitive adhesive composition is disclosed. The composition comprises a particulate polymer of a monomer mixture comprising (a) an alkyl (meth)acrylate monomer; (b) at least one of (b−1) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a linear alkyl group and (b−2) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a branched alkyl group; and (c) a monoolefmically unsaturated monomer having a ketone group with the alkyl group having a carbon number of 8 to 14. Pressure sensitive adhesive tapes incorporating such adhesive compositions are also described. | 03-31-2011 |
| 20110104486 | LOW SURFACE ENERGY ADHESIVE - Adhesives suitable for use with low surface energy materials are described. The adhesive contain an acrylic copolymer, a high glass transition temperature tackifier and a low glass transition temperature tackifier. The acrylic copolymer is the reaction product of a first alkyl(meth)acrylate having at least 5 carbon atoms in the alkyl group, a second alkyl(meth)acrylate having 1 to 4 carbon atoms in the alkyl group, and a vinyl carboxylic acid. Both tackifiers have a Tg greater than the Tg of the acrylic copolymer. The high glass transition temperature tackifier has a Tg of at least 20° C. and the low glass transition temperature tackifier has a Tg of less than 0° C. | 05-05-2011 |
| 20110129666 | Butene copolymer-containing adhesive blends - Compositions suitable for use as adhesives in multi-layer structures. The compositions comprise a blend of an ethylene copolymer of butene and a propylene-based polymer; a polyolefin grafted with an ethylenically unsaturated carboxylic acid or acid derivative; and an olefin polymer resin different than the ethylene copolymer of butene, the propylene-based polymer and the grafted polyolefin. | 06-02-2011 |
| 20110135921 | Antistatic Block Copolymer Pressure Sensitive Adhesives and Articles - An antistatic pressure sensitive adhesive composition, useful in electronic and optical display applications, comprising an antistatic agent and a first block copolymer comprising at least two hard A block polymeric units each independently having a Tg of at least 50° C., and at least one soft B block (meth)acrylic polymeric unit having a Tg no greater than 20° C. The composition can comprise a second block copolymer. Articles comprising an antistatic pressure sensitive adhesive composition adjacent a first surface of a substrate. | 06-09-2011 |
| 20110135922 | Adhesive Compositions with Multiple Tackifiers - Adhesive compositions and articles that contain these adhesive compositions are described. More particularly, the adhesive compositions include (a) a block copolymer prepared from monoethylenically unsaturated monomers and (b) a tackifier mixture. The adhesives compositions can be adhered to many substrates including those having a non-polar surface. | 06-09-2011 |
| 20110135923 | Composite Article - A composite article includes a substrate and a pressure sensitive adhesive (PSA) disposed on the substrate. The PSA includes a polymer formed from at least one radical curable organic compound polymerized in the presence of an organoborane initiator. The polymer has a polydispersity index of less than or equal to 5.0 and a temperature of softening less than a temperature of use. The composite article is formed by a method including the steps of polymerizing the at least one radical curable organic compound to form the polymer and applying the PSA to the substrate to form the composite article. The polymer is formed by a method including the steps of combining the at least one radical curable organic compound and the organoborane initiator and polymerizing the at least one radical curable organic compound. | 06-09-2011 |
| 20110143135 | ADHESIVE COMPOSITION AND OPTICAL MEMBER USING THE SAME - An adhesive composition and an optical member using the same, the adhesive composition including about 100 parts by weight of a (meth)acrylate copolymer including repeating units derived from a C | 06-16-2011 |
| 20110151251 | ADHESIVE COMPOSITION FOR PLASTICIZER-FREE, SELF-ADHESIVE REMOVABLE LABELS - A description is given of an adhesive composition which comprises a polymer preferably in the form of an emulsion polymer in dispersion in water. The emulsion polymer has a glass transition temperature of less than −61° C. and is preparable by emulsion polymerization at temperatures less than 80° C. from 80-95% by weight of 2-ethylhexyl acrylate and 5-20% by weight of further, ethylenically unsaturated, free-radically copolymerizable monomers, of which 0.2% to 2% by weight, based on the total amount of monomers, are acid-containing comonomers. The adhesive composition can be used in particular as a pressure-sensitive adhesive for producing plasticizer-free, self-adhesive, redetachable paper labels. | 06-23-2011 |
| 20110151252 | ADHESIVE TAPE OR SHEET - An adhesive tape or sheet comprises an adhesive layer which contains 0.3 to 10 parts by weight of an polyether polyol compound, and 0.005 to 2 parts by weight of at least one alkali metal salt for 100 parts by weight of an acrylic adhesive which is formed with a copolymer of methyl acrylate monomer, ethyl acrylate monomer, or methyl acrylate monomer and ethyl acrylate monomer, acrylate monomer, and 2-ethylhexyl acrylate monomer. | 06-23-2011 |
| 20110189478 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE RESIN COMPOSITION, AND PRESSURE-SENSITIVE ADHESIVE SHEET OR PRESSURE-SENSITIVE ADHESIVE TAPE USING THE SAME - The present invention relates to an acrylic pressure-sensitive adhesive resin composition including an organic-inorganic hybrid polymer synthesized from the following (a) to (d): (a) fine silica particles having silanol groups on a surface thereof; (b) a siloxane having at least one selected from a group consisting of an alkoxysilyl group and a silanol group at a molecular end thereof; (c) a trialkoxysilane represented by the following general formula (I) in which R | 08-04-2011 |
| 20110244229 | ROLLED ADHESIVE TAPE OR SHEET - A rolled adhesive tape or sheet which is wound in a rolled configuration having; a thermoplastic resin film, and a pressure sensitive adhesive layer formed on one side of the thermoplastic resin film, a fatty acid bisamide as well as a fatty acid monoamide and/or fatty acid are contained at least one of the thermoplastic resin film and the pressure sensitive adhesive layer. | 10-06-2011 |
| 20110244230 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE FOR FIXING DECORATIVE PANEL - A double-sided pressure-sensitive adhesive tape is used for fixing decorative panels and includes a pressure-sensitive adhesive layer containing bubbles and/or hollow microspheres. The pressure-sensitive adhesive layer is preferably formed from an acrylic pressure-sensitive adhesive, particularly an active-energy-ray-curable acrylic pressure-sensitive adhesive. The double-sided pressure-sensitive adhesive tape for fixing decorative panels preferably has a toluene emission of 15 μg/g or less and preferably has a surface lightness L* of 60 to 30. The adhesive tape can be a double-sided pressure-sensitive adhesive tape for fixing decorative panels, which excels in conformability to curved surfaces and bumps, resilience resistance, and adhesiveness and which may thereby show excellent adhesive properties even when used for fixing a decorative panel to an adherend of a complicated shape with a curved surface or bumps or for fixing a narrow decorative panel to an adherend. | 10-06-2011 |
| 20110250446 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - A pressure-sensitive adhesive composition or an acrylic pressure-sensitive adhesive tape in which peeling-off property or tearing-off property occurring by heating is improved while the high adhesiveness to a metallic material is being maintained, will be provided. The pressure-sensitive adhesive composition contains: an acrylic polymer (A); a (meth)acrylic polymer (B) whose mass average molecular weight (Mw) is such that 1000≦Mw<30000; and a heat-expandable microsphere (C). | 10-13-2011 |
| 20110293933 | Adhesive composition and polarizing plate comprising the same - Disclosed are an adhesive composition and a polarizing plate including the same and, more particularly, an adhesive composition including a vinyl-acrylate copolymer including a hydroxyalkylvinylether monomer as a repeating unit, a cross-linking agent, ionic solid, and a silane coupling agent and, in addition, a polarizing plate including the same. Such adhesive composition may have desired re-workability without decrease in durability caused by surface transfer of an ionic compound, and allow effective gelling of adhesive fraction, to thereby considerably reduce a curing period. | 12-01-2011 |
| 20110318579 | Pressure-Sensitive Adhesive Transfer Tape with Differentiated Adhesion on Either Side and Method for Producing the Tape - The present invention relates to a pressure-sensitive adhesive transfer tape, taking the form of a carrierless adhesive tape with an adhesive layer comprising a pressure-sensitive adhesive based on a poly(meth)acrylate copolymer with the following monomers: a1) acrylic acid and/or acrylic esters of the following formula: CH | 12-29-2011 |
| 20120028043 | ACRYLIC PRESSURE-SENSITIVE ADHESIVES WITH ACYLAZIRIDINE CROSSLINKING AGENTS - A pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an acylaziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 02-02-2012 |
| 20120058334 | HEAT-RELEASABLE PRESSURE -SENSITIVE ADHESIVE TAPE OR SHEET - The present invention provides a pressure-sensitive adhesive tape or sheet exhibiting good adhesiveness to a variety of adherends and further having both characteristics of repelling resistance and easy peelability. The heat-releasable pressure-sensitive adhesive tape or sheet according to the present invention has a heat-releasable pressure-sensitive adhesive layer containing: as an essential component, an acrylic copolymer formed of a monomer mixture comprising the following monomer (ml) and monomer (m2), with a content of the monomer (m1) being from 40 to 97.5% by weight and a content of the monomer (m2) being from 0.5 to 20% by weight, relative to the whole of monomer components; and a thermal foaming agent: | 03-08-2012 |
| 20120064339 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR SURFACE PROTECTIVE FILMS AND USE THEREOF - The present invention provides a surface protective film that exhibits small differences in peel strength on account of the surface state of an adherend and that is excellent in anti-contamination to adherends, and a pressure-sensitive adhesive (PSA) composition for the protective film. The PSA composition provided by the present invention comprises 0.01 to 5 parts by weight of a compound containing an oxypropylene group with respect to 100 parts by weight of an acrylic polymer as a base polymer. A surface protective film | 03-15-2012 |
| 20120064340 | PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM, METHOD FOR PRODUCING THE ADHESIVE OPTICAL FILM, IMAGE DISPLAY, ADHESIVE COATING LIQUID, AND METHOD FOR PRODUCING THE ADHESIVE COATING LIQUID - A pressure-sensitive adhesive optical film of the invention includes an optical film; and a pressure-sensitive adhesive layer placed on at least one side of the optical film, wherein the pressure-sensitive adhesive layer is a product formed by applying a pressure-sensitive adhesive coating liquid having a dissolved oxygen concentration of 0.02 to 3 mg/L and then drying the pressure-sensitive adhesive coating liquid. The pressure-sensitive adhesive optical film can satisfy heat durability, humidity durability, and high contrast. | 03-15-2012 |
| 20120070659 | PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention relates to a pressure-sensitive adhesive sheet containing: a substrate layer comprising a film which contains at least a urethane polymer, and a pressure-sensitive adhesive layer, in which the substrate layer has: (a) a work of 35 to 160 N·mm, the work being calculated from a product of a move amount and a stress until 10% elongation when the substrate layer is elongated at a tensile speed of 200 mm/min; and (b) a stress relaxation time of 30 sec or less, the stress relaxation time being a time for which the stress, after the substrate layer is elongated until 10% at a tensile speed of 200 mm/min and the elongation is held in that state, decreases to 36.8% of the maximum stress. | 03-22-2012 |
| 20120070660 | CURABLE RESIN COMPOSITION, ADHESIVE COMPOSITION, CURED OBJECT OR COMPOSITE - A curable resin composition that is adhesive and transparent. The curable resin composition comprises (1) a polymerizable vinyl monomer, (2) a curing agent, (3) a reducing agent, and (4) an acrylic block copolymer having a structure represented by formula (1): [a | 03-22-2012 |
| 20120077030 | MULTISTAGE PREPARATION OF AQUEOUS PRESSURE-SENSITIVE ADHESIVE DISPERSIONS FOR PRODUCING SELF-ADHESIVE ARTICLES - Described is a process for preparing an aqueous pressure-sensitive adhesive dispersion from ethylenically unsaturated, free-radically polymerizable monomers. In a first stage, a first polymer is prepared by free-radical emulsion polymerization. In a second stage, an aqueous polymer dispersion is prepared in the presence of the first polymer, where the glass transition temperature calculated for a polymer prepared from the monomers of the second stage is less than −20° C. The monomers of the first stage comprise monomers with acid groups. The polymerization of the first stage takes place at a low pH of less than 5. The acid groups of the first polymer are neutralized during, or before and during, the polymerization of the second stage to an extent such that the pH of the polymer dispersion at the end of the second stage is greater than 5. The aqueous pressure-sensitive adhesive dispersions can be used for producing self-adhesive articles, especially self-adhesive labels and adhesive tapes. | 03-29-2012 |
| 20120088102 | NONHALOGENATED FLAME RETARDANT ADHESIVES AND TAPES - Flame retardant adhesives and tape articles include a nonhalogenated flame retardant composition comprising a combination of melamine phosphate and melamine cyanurate. | 04-12-2012 |
| 20120094119 | PHOTOCURABLE ADHESIVE COMPOSITION, PHOTOCURABLE ADHESIVE LAYER, AND PHOTOCURABLE ADHESIVE SHEET - A photocurable pressure-sensitive adhesive composition, a photocurable pressure-sensitive adhesive layer, and a photocurable pressure-sensitive adhesive sheet including a support and such a photocurable pressure-sensitive adhesive layer formed on at least one side of the support are provided. The photocurable pressure-sensitive adhesive composition can form an adhesive layer that has sufficient initial adhesive strength through the process of drying and cross-linking without having any adhesive protruding at normal temperatures and pressures, hardens easily with light irradiation, and has a high peeling resistance. The photocurable adhesive composition contains a graft polymer that graft-polymerizes a monomer containing a cyclic ether group to a (meth)acrylic polymer and a cationic photopolymerization initiator. The photocurable adhesive layer and the photocurable adhesive sheet are prepared by using said photocurable adhesive composition. | 04-19-2012 |
| 20120114937 | INSULATING TAPE - An object of the present invention is to provide an insulating tape that is superior in less-corrosive property and provides its product containing the insulating tape with favorable reliability even when it is used under severer environment for an extended period of time. The insulating tape according to the present invention includes a plastic film base material and a pressure-sensitive adhesive layer including an acrylic polymer on or above at least one face of the plastic film base material, wherein the pressure-sensitive adhesive layer has a moisture content, as determined after storage in an environment at 60° C. and 90% RH for 24 hours, of less than 0.15 wt % and monomer components constituting the acrylic polymer contain substantially no carboxyl group-containing monomer. | 05-10-2012 |
| 20120114938 | ADHESIVE SHEET FOR PROCESSING OF SEMICONDUCTOR WAFTER - An adhesive sheet for processing of a semiconductor wafer has an adhesive layer disposed on at least one surface of a base substrate, the adhesive layer includes a base polymer, a plasticizer and a surfactant, an SP value of the plasticizer and the surfactant satisfies the relationship: 0.9≦(the plasticizer SP value)/(the surfactant SP value)≦1.0. The present invention has the object of providing an adhesive sheet for processing of a semiconductor wafer that exhibits superior storage stability under a range of environments, and that prevents contamination of the adherend after use. | 05-10-2012 |
| 20120121900 | PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - The present invention relates to a pressure-sensitive adhesive tape or sheet comprising: a viscoelastic layer containing bubbles and/or fine particles; and a pressure-sensitive adhesive layer formed on at least one side of the viscoelastic layer and formed from a pressure-sensitive adhesive composition comprising a monomer mixture comprising the following (a1), (a2) and (a3) or partially polymerized product thereof, and thermal-expandable fine particles:
| 05-17-2012 |
| 20120135229 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet, which satisfactorily adheres to an adherend and which can be easily re-released and suppresses contamination due to a pressure-sensitive adhesive remaining on the surface of the adherend after the release of the sheet. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which a difference ΔT (%) between the visible light transmittance T | 05-31-2012 |
| 20120135230 | SURFACE PROTECTIVE SHEET - A surface protective sheet which satisfactorily adheres to coated rough surfaces, with no observable adhesive residue without impairing the self-cleaning property of a coated plate, including a base material layer; and a pressure-sensitive adhesive layer, wherein: the pressure-sensitive adhesive layer has an adhesion for a coated steel plate having a ten-point average surface roughness Rz of 8.0 μm of 0.05 N/20 mm or more; a main component including a polymer P obtained by cross-linking a polymer A; the polymer A having a weight-average molecular weight Mw of 500,000 or more; the polymer A having a distribution degree Mw/Mn of 8.0 or less; and an insoluble content of the polymer P in ethyl acetate is 90 wt % or more. | 05-31-2012 |
| 20120135231 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet which satisfactorily adheres even to a coated surface having a rough surface, and not only does not cause an adhesive residue that can be observed with eyes but also does not impair the self-cleaning property of the surface of a coated plate. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which: a main component in a pressure-sensitive adhesive for constructing the pressure-sensitive adhesive layer includes a polymer P obtained by cross-linking a polymer A; in pulse NMR measurement of the polymer P at 30° C., the maximum spin-spin relaxation time T2 | 05-31-2012 |
| 20120135232 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet, which satisfactorily adheres to an adherend and which shows little increase in adhesion with time, can easily be re-released, reduces the amount of a pressure-sensitive adhesive remaining on the surface of the adherend after the release of the sheet, and does not impair the self-cleaning property of the surface of a coated plate as the adherend. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which, when the surface protective sheet is attached to a silicon wafer on the pressure-sensitive adhesive layer side of the sheet and left to stand at 40° C. for 24 hours, and then the surface protective sheet is released under a temperature environment of 23° C., the surface of the resultant silicon wafer has a C/Si ratio of 0.8 or less in photoelectron spectroscopy analysis. | 05-31-2012 |
| 20120148837 | ENERGY RAY-CURABLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET FOR INSPECTING STAMPERS - Disclosed is an energy ray-curable pressure-sensitive adhesive composition having a polymer component and an energy ray polymerization initiator, the polymer component being a (meth)acrylate copolymer that includes a hydroxyl group or an energy ray-curable functional group in its molecule and has a mass average molecular weight of 500,000 to 1,000,000, and a content of components having a molecular weight of 2,000,000 or more in the polymer component being 15 mass % or less. Also disclosed is a pressure-sensitive adhesive sheet for inspecting stampers having a substrate sheet and an energy ray-curable pressure-sensitive adhesive layer formed on the substrate sheet using said energy ray-curable pressure-sensitive adhesive composition. The composition exhibits excellent adhesion to a substrate sheet and excellent durability and is able to be separated and removed easily from an adherend without leaving any residual material can be formed. | 06-14-2012 |
| 20120171483 | USE OF ADHESIVE TAPES FOR BONDING OPTICAL COMPONENTS - Optical components are bondable by means of an adhesive tape that has at least one layer of a pressure-sensitive adhesive compound on basis of a polyacrylate having a weight-averaged molecular weight Mw in the range of 200000=M | 07-05-2012 |
| 20120208013 | ISOBUTYLENE COPOLYMER WITH GRAFTED POLYMER GROUPS - Disclosed are copolymers which comprise: a) an isobutylene copolymer having grafted polymer groups, b) optionally a tackifier, and c) optionally a non-functionalized poly(isobutylene) polymer. The compositions are useful in adhesives and coatings. | 08-16-2012 |
| 20120208014 | AQUEOUS HYBRID POLYURETHANE-ACRYLIC ADHESIVES - A process for the preparation of adhesives compositions comprising polymerization of a mixture of acrylic and methacrylic monomers comprising one or more acrylate or methacrylate having active hydrogens in the presence of an isocyanate terminated polyurethane prepolymer and optionally a chain extender. | 08-16-2012 |
| 20120213992 | PSA POLYMER OF N-BUTYL ACRYLATE, ETHYL ACRYLATE, VINYL ACETATE, AND ACID MONOMER - Described is a pressure-sensitive adhesive (PSA) polymer formed from (i) 50%-95% by weight of n-butyl acrylate, (ii) 1%-20% by weight of ethyl acrylate, (iii) 1%-20% by weight of vinyl acetate, (iv) 0.1%-5% by weight of at least one ethylenically unsaturated acid or ethylenically unsaturated acid anhydride, and (v) 0% to 30% by weight of other ethylenically unsaturated compounds different from the monomers (i) to (iv). The PSA polymer can be used for producing self-adhesive articles, more particularly paper labels or film labels. | 08-23-2012 |
| 20120219795 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A removable water-dispersible acrylic pressure-sensitive adhesive composition according to the present invention includes an acrylic emulsion polymer (A), a water-insoluble crosslinking agent (B), and a carboxylic-acid-containing acrylic polymer (C). The polymer (A) includes a (meth) acrylic alkyl ester and a carboxyl-containing unsaturated monomer as essential constitutive monomers and has a content of the (meth) acrylic alkyl ester of 70 to 99.5 percent by weight and a content of the carboxyl-containing unsaturated monomer of 0.5 to 10 percent by weight, each based on the total amount of constitutive monomers. The polymer (C) includes (meth) acrylic acid as an essential constitutive monomer and has a total content of acrylic acid and methacrylic acid of 11 percent by weight or more based on the total amount of constitutive monomers. | 08-30-2012 |
| 20120244348 | TOUCH PANEL - The present invention relates to a touch panel. The present touch panel has a shape that comprises a plastic substrate film and a pressure sensitive adhesive layer attached to said substrate film. Here, a phenomenon of penetrating oxygen, moisture or other foreign materials into an interface between said substrate film and said pressure sensitive adhesive layer is prevented, and decrease of optical properties by bubble generation due to the out-gassing phenomenon in the plastic substrate film is prevented. In addition, even if the pressure sensitive adhesive layer is directly attached to the conductive thin film, and it is exposed to a severe condition such as high temperature or high temperature and high humidity condition as such a state, change of resistance in the conductive thin film is effectively inhibited. Therefore, the present touch panel may be stably driven for a long time. | 09-27-2012 |
| 20120244349 | PHOTOCURABLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PHOTOCURABLE PRESSURE-SENSITIVE ADHESIVE LAYER, AND PHOTOCURABLE PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a photocurable pressure-sensitive adhesive composition which does not cause oozing under ordinary temperature and pressure conditions and exhibits sufficient initial tack via drying and crosslinking. The photocurable pressure-sensitive adhesive composition is easily curable by light irradiation and can form a curable pressure-sensitive adhesive layer having high peel resistance. Also provided are a photocurable pressure-sensitive adhesive layer and a photocurable pressure-sensitive adhesive sheet. A photocurable pressure-sensitive adhesive composition is prepared which comprises a graft polymer obtained by grafting a chain that contains a monomer bearing a cyclic ether group onto a (meth)acrylic polymer that contains 0.2 to 10% by weight of hydroxyalkyl(meth)acrylamide monomer units, and a cationic photopolymerization initiator. A photocurable pressure-sensitive adhesive layer using such composition and a photocurable pressure-sensitive adhesive sheet are also prepared. | 09-27-2012 |
| 20120251821 | PRESSURE-SENSITIVE ADHESIVE LAYER FOR OPTICAL FILM, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM, METHOD FOR MANUFACTURING THEREOF, AND IMAGE DISPLAY - A pressure-sensitive adhesive layer for an optical film of the invention, which is formed by applying an aqueous dispersion pressure-sensitive adhesive including an aqueous dispersion containing at least a base polymer dispersed in water, and then drying the applied aqueous dispersion pressure-sensitive adhesive, has a content of residual monomer in the pressure-sensitive adhesive layer is 5 to 100 ppm per 1 g of the solid of the pressure-sensitive adhesive layer. The pressure-sensitive adhesive layer for an optical film has high durability so that foaming and peeling can be suppressed even under high temperature or high humidity environment. | 10-04-2012 |
| 20120263948 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A removable water-dispersible acrylic pressure-sensitive adhesive composition according to the present invention includes an acrylic emulsion polymer (A) including, as essential constitutive monomers, a (meth)acrylic alkyl ester in a content of 70 to 99.5 percent by weight, and a carboxyl-containing unsaturated monomer in a content of 0.5 to 10 percent by weight, each based on the total amount of constitutive monomers; a water-insoluble crosslinking agent (B); an acetylenic diol compound (C); and a compound (D) represented by chemical formula [R | 10-18-2012 |
| 20120270042 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR ELECTROCHEMICAL DEVICE - To provide a pressure-sensitive adhesive tape for an electrochemical device that has an excellent adhesive strength and that achieves, for example, the protection of an electrode, the suppression of active material separation, and the fixing of a wound end of a laminate composed of electrode plates, a separator, and the like when the laminate is wound and packed into a battery case, without adversely affecting the electrochemical device. | 10-25-2012 |
| 20120288710 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - An object of the present invention is to provide an acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive, which has excellent adhesiveness to an adherend having surface polarity of every kind and can exhibit excellent repulsion resistance even in a moist heat environment, and a pressure-sensitive adhesive sheet using the composition. The pressure-sensitive adhesive composition provided by the present invention contains a copolymerization reaction product of a monomer mixture. The monomer mixture contains an alkyl (meth)acrylate having an alkyl group with a carbon number of from 4 to 20 and N-vinylcaprolactam. The total sum amount thereof is 95% by mass or more of the whole of monomer components. An amount of N-vinylcaprolactam is from 12 to 40% by mass. | 11-15-2012 |
| 20120301716 | THERMALLY-CONDUCTIVE DOUBLE-SIDED ADHESIVE SHEET - Provided is a thermally-conductive double-sided adhesive sheet capable of improving the workability when adherends are bonded to or detached from each other. The thermally-conductive double-sided adhesive sheet includes an adhesive agent layer formed of a thermally-conductive adhesive agent composition formed into a sheet, which composition including a thermally-conductive material and an acrylic polymer component, wherein a strong adhesive agent layer forming one side and a weak adhesive agent layer forming the other side of the thermally-conductive double-sided adhesive sheet are laminated in such a way that the adhesive force of the one side of the thermally-conductive double-sided adhesive sheet to an adherend is stronger than the adhesive force of the other side of the thermally-conductive double-sided adhesive sheet to the adherend. | 11-29-2012 |
| 20130004768 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEETS, AND SURFACE PROTECTING FILM - Provided are a pressure-sensitive adhesive composition that prevents static buildup on the non-antistatic adherend when peeled off, suppresses peeling electrification voltage, is reduced in the risk of staining the adherend, and has a high level of adhesion reliance and re-peeling properties without causing lifting or peeling; an antistatic pressure-sensitive adhesive sheet produced therewith; and a surface protecting film produced therewith. The pressure-sensitive adhesive composition includes (a) a (meth)acryl-based polymer containing, as a monomer unit, 0.01 to 20% by weight of a reactive surfactant; (b) another (meth)acryl-based polymer free of the reactive surfactant; and an ionic compound. | 01-03-2013 |
| 20130029146 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided are a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer which has excellent resistance to increase in adhesive strength and a good appearance and less causes staining; and a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer formed from the pressure-sensitive adhesive composition. The water-dispersible acrylic pressure-sensitive adhesive composition includes an acrylic emulsion polymer (A) formed from constitutive monomers essentially containing 70 to 99.5 percent by weight of a (meth)acrylic alkyl ester and 0.5 to 10 percent by weight of a carboxyl-containing unsaturated monomer; and a compound (B) represented by following Formula (I): | 01-31-2013 |
| 20130034730 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a removable pressure-sensitive adhesive layer which has satisfactory resistance to increase in adhesive strength and a good appearance and less causes staining on an adherend. The removable water-dispersible acrylic pressure-sensitive adhesive composition includes an acrylic emulsion polymer (A) formed from constitutive monomers essentially including 70 to 99.5 percent by weight of a (meth)acrylic alkyl ester and 0.5 to 10 percent by weight of a carboxyl-containing unsaturated monomer based on the total amount of the constitutive monomers; a water-insoluble crosslinking agent (B); an acetylenic diol compound (C); and a specific polyether defoaming agent (D). The acetylenic diol compound (C) has an HLB of less than 13, and the polyether defoaming agent (D) has a PO in a content of from 70 to 100 percent by weight and a number-average molecular weight of from 1200 to 4000. | 02-07-2013 |
| 20130071656 | PEELABLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PEELABLE PRESSURE-SENSITIVE ADHESIVE LAYER, AND PEELABLE PRESSURE-SENSITIVE ADHESIVE SHEET - A peelable pressure-sensitive adhesive composition includes: 100 parts by mass of a polymer (A) having a glass transition temperature lower than 0° C.; and 0.05 parts by mass to 3 parts by mass of a (meth)acrylic polymer (B) that has a weight average molecular weight of 1000 or more and less than 30000 and that contains, as a monomer unit, a (meth)acrylic monomer having an alicyclic structure represented by the following general formula (1): | 03-21-2013 |
| 20130108867 | METHYLENEBIS (FATTY ACID AMIDE) COMPOSITION, ADHESIVE SHEET, AND METHOD FOR MANUFACTURING THEREOF | 05-02-2013 |
| 20130157050 | REMOVAL PRESSURE SENSITIVE ADHESIVE OF AQUEOUS EMULSION AND METHOD FOR PREPARING THE SAME - Disclosed are a removal aqueous emulsion adhesive, as an aqueous adhesive, which is environmental-friendly, exhibits superior adhesive strength and heat resistance, and low removal noise and is free of ghosts, as compared to rubber-soluble adhesives, and is thus applicable to a variety of commercial labels including labels for cosmetics, medicine, foods, chemical products and promotion, as well as to adhesive sheets such as adhesive labels used for electric and electrical products that require heat resistance and absence of ghosts, and a method for preparing the same. | 06-20-2013 |
| 20130202885 | HIGH PERFORMANCE WATER-BASED TACKIFIED ACRYLIC PRESSURE SENSITIVE ADHESIVES - A pressure-sensitive adhesion composition comprising: a first polymer that is acrylate polymer or copolymer comprising polymerized monomers selected from the group consisting of acrylic acid, butyl acrylate, 2-ethylhexyl acrylate, methyl methacrylate, octyl acrylate, styrene, vinyl acetate and combinations thereof; and b) a second polymer selected from the group consisting of ethylene-acrylic acid copolymer, oxidized polyethylene, oxidized ethylene-vinyl acetate copolymer, maleated polyolefin and combinations thereof; wherein the composition is water-based and adapted for pressure-sensitive adhesion to substrates. The adhesion composition may also comprise a tackifier resin selected from the group consisting of rosin ester resin, rosin acid resin, synthetic hydrocarbon resin, synthetic terpenic resin and combinations thereof. An article of manufacture comprising a support member and a pressure-sensitive adhesion layer attached thereto that comprises said pressure-sensitive adhesion composition. A process of forming a pressure-sensitive adhesive article of manufacture. | 08-08-2013 |
| 20130202886 | AQUEOUS POLYMER DISPERSION SUITABLE FOR APPLICATION AS TACKIFIER FOR ADHESIVES AND PREPARABLE BY EMULSION POLYMERIZATION BASED ON C1 TO C20 ALKYL (METH)ACRYLATES - Described is an aqueous dispersion comprising at least one polymer dispersed in water and having a weight-average molecular weight of less than 50 000 and a glass transition temperature of −40° C. to 0° C., preparable by emulsion polymerization in the presence of at least one chain transfer agent of a monomer mixture comprising at least 40% by weight of C1 to C20 alkyl (meth)acrylates, 0% to 30% by weight of vinylaromatics, at least 0.1% by weight of acid monomers, and 0% to 50% by weight of further monomers. The dispersion can be used in particular as a tackifier for adhesives. | 08-08-2013 |
| 20130251990 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive of the invention includes a (meth)acryl-based polymer obtained by polymerization of a monomer component including: an alkyl(meth)acrylate (a1) having a branched alkyl group of 8 to 24 carbon atoms at an ester end; and an alkyl(meth)acrylate (a2) having a linear alkyl group of 8 to 24 carbon atoms at an ester end. The pressure-sensitive adhesive can has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant. | 09-26-2013 |
| 20130251991 | Pressure Sensitive Adhesive and Adhesive Tape - There is provided a pressure sensitive adhesive displaying sufficient adhesive force to the surface of PMMA under a wide range of temperatures including ambient, low, and high temperatures, and also an adhesive tape having an adhesive layer including the pressure sensitive adhesive. There is provided a pressure sensitive adhesive comprising a polymer obtained by polymerizing 100 mass parts of a monomer mixture comprising: a monomer component 1 comprising an acrylate mixture selected from an aliphatic alkyl(meth)acrylate having a carbon number of 4-6 and an aliphatic alkyl(meth)acrylate having a carbon number of 7-12; a monomer component 2 comprising an amide group-containing vinyl monomer; a monomer component 3 comprising an ester of a non-tertial aromatic alcohol and (meth)acrylic acid, or an ester of a non-tertial alicyclic alcohol and (meth)acrylic acid; and a monomer component 4 comprising (meth)acrylic acid. | 09-26-2013 |
| 20130260148 | PRESSURE-SENSITIVE ADHESIVE SHEETS - The present invention provides a pressure-sensitive adhesive sheet having an adequate adhesion so as not to cause blistering and peeling with the lapse of time and is excellent in re-peeling property and workability. The pressure-sensitive adhesive sheet provided is a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer formed using a pressure-sensitive adhesive composition on one or both surfaces of a supporting film, in which the shift length after 30 minutes from a creep test carried out at 23° C. and a shearing load of 500 g by bonding an adhesive area of 200 mm | 10-03-2013 |
| 20130260149 | POLYMERS DERIVED FROM SECONDARY ALKYL (METH)ACRYLATES - Polymers, particularly those used in pressure-sensitive adhesives, are prepared from a mixture of structural isomers of a secondary alkyl(meth)acrylate monomer. The adhesives are characterized by exhibiting an overall balance of adhesive and cohesive characteristics and exceptional adhesion to low surface energy substrates. | 10-03-2013 |
| 20130266806 | COMPOSITION - A composition including the following: (A): Polymer (A-1) having structural units derived from propylene and structural units derived from 1-butene, and substantially no melting peak is observed with Polymer (A-1), or Polymer (A-2) obtained by graft polymerization of Polymer (A-1) with an α,β-unsaturated carboxylic acid compound; (B): Polymer (B-1) having structural units derived from ethylene and structural units derived from propylene, and the melting peak of which is observed, or Polymer (B-2) obtained by graft polymerization of Polymer (B-1) with an α,β-unsaturated carboxylic acid compound; and (C): Polymer (C-1) having structural units derived from propylene and structural units derived from 1-butene, and the melting peak of which is observed, or Polymer (C-2) obtained by graft polymerization of Polymer (C-1) with an α,β-unsaturated carboxylic acid compound. | 10-10-2013 |
| 20130280529 | ADHESIVE COMPOSITION FOR OPTICAL FILMS, ADHESIVE LAYER FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE LAYER-CARRYING OPTICAL FILM, AND IMAGE DISPLAY DEVICE - A pressure-sensitive adhesive composition for use on an optical film, includes a (meth)acryl-based polymer obtained by copolymerization of 30 to 98.9% by weight of an alkyl(meth)acrylate, 1 to 50% by weight of an aromatic ring-containing polymerizable monomer, and 0.1 to 20% by weight of a hydroxyl group-containing monomer, and a solvent. The (meth)acryl-based polymer is free of any carboxyl group-containing monomer unit and has a weight average molecular weight of 300,000 to 1,200,000 as measured by gel permeation chromatography. The content of a solid including the (meth)acryl-based polymer is 20% by weight or more, and the content of the solvent is 80% by weight or less. | 10-24-2013 |
| 20130330548 | PRESSURE-SENSITIVE ADHESIVE FILM OR SHEET, SURFACE PROTECTION FILM OR SHEET, AND USING METHOD FOR SURFACE PROTECTION OF ARTICLE - An adhesive film or sheet of the present invention includes an adhesive layer containing an ethylene-alkyl (meth)acrylate copolymer (A). The ethylene-alkyl (meth)acrylate copolymer (A) is a random binary copolymer of ethylene and alkyl(meth)acrylate, carbon atoms of an alkyl group of the alkyl(meth)acrylate are 2 or more, and a melting point T[° C.] measured based on JIS K7121-1987 and unit content X [mol %] of the alkyl (meth)acrylate satisfy the following Expression (1). | 12-12-2013 |
| 20130337260 | METHODS FOR PREPARING OPTICALLY CLEAR ADHESIVES AND COATINGS - Optically clear adhesive or coating layers can be prepared by preparing a curable mixture, coating the curable mixture to form a layer, partially curing the curable mixture, drying the coated layer, and fully curing the curable mixture. The curable mixture may also be partially cured and then coated, dried and fully cured. The curable mixture includes two free radically polymerizable monomer compositions that are relatively incompatible and a transient compatibilizer, such as a solvent. Polymers of the two monomer compositions, if polymerized separately and blended, form phase separated domains. The curable mixture provides for adhesive or coating layers that are optically clear. | 12-19-2013 |
| 20130344328 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet, which satisfactorily adheres to an adherend and which can be easily re-released and suppresses contamination due to a pressure-sensitive adhesive remaining on the surface of the adherend after the release of the sheet. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which a difference ΔT (%) between the visible light transmittance T | 12-26-2013 |
| 20140004342 | FLAME-RETARDANT THERMALLY-CONDUCTIVE PRESSURE-SENSITIVE ADHESIVE SHEET | 01-02-2014 |
| 20140004343 | SURFACE PROTECTIVE SHEET | 01-02-2014 |
| 20140030518 | SURFACE-PROTECTING FILM - Provided is a novel surface protective film that can express sufficiently high antistatic property even without the use of any antistatic agent, can express sufficiently high wettability even without the use of any plasticizer, and is excellent in reworkability (light peelability). The surface protective film includes: a base material layer; and a pressure-sensitive adhesive layer, in which: the pressure-sensitive adhesive layer has a peeling electrification voltage of 0.7 kV or less; and a first wetting rate with respect to an acrylic plate in a surface of the pressure-sensitive adhesive layer, which is brought into contact with an adherend, is 5.0 cm | 01-30-2014 |
| 20140037951 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, PRESSURE-SENSITIVE ADHESIVE SHEET, AND OPTICAL FILM - A pressure-sensitive adhesive composition includes: 100 parts by mass of a polymer (A) having a glass transition temperature lower than 0° C.; and 0.05 parts by mass to 20 parts by mass of a (meth)acrylic polymer (B) having a weight average molecular weight (MwB) of 1000≦MwB<30000 that contains, as monomer units, both a (meth)acrylic monomer having an alicyclic structure represented by the following general formula (1) and a monomer having a polyoxyalkylene skeleton: | 02-06-2014 |
| 20140037952 | RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE, RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE LAYER, RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE SHEET, AND LAMINATE - Provided is a pressure-sensitive adhesive capable of realizing a pressure-sensitive adhesive layer having satisfactory adhesion performance and a high ink step absorbability. A radiation-curable pressure-sensitive adhesive, which contains a (meth)acryl-based polymer obtained by polymerizing a monomer component containing 30 to 90% by weight of an alkyl(meth)acrylate having an alkyl group of 10 to 22 carbon atoms at an ester end, and having a radically polymerizable functional group containing a carbon-carbon double bond. | 02-06-2014 |
| 20140037953 | SURFACE-PROTECTING FILM - Provided is a novel surface protective film that can express sufficiently high wettability even when no plasticizer is added and that is excellent in reworkability. The surface protective film of the present invention is a surface protective film, including: a base material layer; and a pressure-sensitive adhesive layer, in which a first wetting rate with respect to an acrylic plate in a surface of the pressure-sensitive adhesive layer, which is brought into contact with an adherend, is 5.0 cm | 02-06-2014 |
| 20140044961 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive capable of forming a pressure-sensitive adhesive layer with high transparency and low sebum-induced swelling rate is provided, which includes a (meth)acryl-based polymer obtained by polymerization of a monomer component containing 40 to 82% by weight of an alkyl(meth)acrylate having an alkyl group of 4 to 18 carbon atoms at the ester end and 18 to 35% by weight of a hydroxyl group-containing monomer. | 02-13-2014 |
| 20140050918 | LABEL MANUFACTURING METHOD AND LABEL - A label manufacturing method including: applying an adhesive to a base sheet to form an adhesive layer; applying an acrylate-based bonding adhesive to part of the adhesive layer to cure the adhesive layer so as to form a cured portion; and cutting the cured portion to define labels. A label having an adhesive layer | 02-20-2014 |
| 20140065416 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET, LAMINATE AND METHOD FOR PEELING PLATES - A double-sided pressure-sensitive adhesive sheet includes a pressure-sensitive adhesive layer containing an acrylic polymer formed of a component comprising, as an essential monomer component, an alkyl (meth)acrylate having an alkyl group having 9 or less carbon atoms. A shear storage elastic modulus at 23° C. of the pressure-sensitive adhesive layer, which is measured by dynamic viscoelasticity measurement, is 5.0×10 | 03-06-2014 |
| 20140065417 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive of the invention include a (meth)acryl-based polymer obtained by polymerization of a monomer component including 19 to 99.5% by weight of an alkyl (meth)acrylate having a branched alkyl group of 10 to 24 carbon atoms at an ester end. The pressure-sensitive adhesive has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant. | 03-06-2014 |
| 20140079949 | PRESSURE-SENSITIVE ADHESIVE FILM - A pressure-sensitive adhesive film including a substrate and a pressure-sensitive adhesive layer provided on at least one side of the substrate, wherein the pressure-sensitive adhesive layer contains a (meth)acryl-based polymer, an ionic liquid, and a crosslinking agent, and the pressure-sensitive adhesive layer contains 2 parts by weight or less of the crosslinking agent based on 100 parts by weight of the (meth)acryl-based polymer, the pressure-sensitive adhesive film having an adhesive strength of 0.5 N/25 mm or more as measured at a tension rate of 1.0 m/minute after it is placed on an adherend of an acrylic panel under the conditions of 23° C. and 50% RH for 30 minutes. | 03-20-2014 |
| 20140093726 | ADHESIVE COMPOSITION, ADHESIVE LAYER, AND ADHESIVE SHEET - Provided is a pressure-sensitive adhesive composition capable of realizing a pressure-sensitive adhesive layer having satisfactory adhesion performance and a low dielectric constant. This pressure-sensitive adhesive composition is characterized by containing a methacrylic polymer with a glass transition temperature (Tg) of 0° C. or less obtained by polymerization of monomer components including 40-99.5 weight % of alkyl methacrylate having a C10-C18 alkyl group in a side chain. A pressure-sensitive adhesive layer and an adhesive sheet are also prepared from the said pressure-sensitive adhesive composition. | 04-03-2014 |
| 20140099504 | PRESSURE-SENSITIVE ADHESIVE FILM - A pressure-sensitive adhesive film, including a substrate and a pressure-sensitive adhesive layer provided on at least one side of the substrate, wherein the pressure-sensitive adhesive layer contains a (meth)acryl-based polymer, an alkali metal salt, and a crosslinking agent, and the pressure-sensitive adhesive layer contains 2 parts by weight or less of the crosslinking agent based on 100 parts by weight of the (meth)acryl-based polymer, the pressure-sensitive adhesive film having an adhesive strength of 0.5 N/25 mm or more as measured at a tension rate of 0.3 m/minute after it is placed on an adherend of an acrylic panel under conditions of 23° C. and 50% RH for 30 minutes, and uses for the film. | 04-10-2014 |
| 20140134431 | ADHESIVE SHEET - An adhesive sheet of the invention includes a substrate and an adhesive composition laminated thereon, the substrate including polyvinyl chloride and a polyester-based plasticizer, wherein the adhesive composition includes two different (meth)acrylate copolymer components (A) and (B) in a mass ratio ranging from 10:90 to 90:10, wherein a content of a cross-linking agent which reacts with functional groups of the component (A) and the component (B) is in a range of 0.5 to 20 mass parts with respect to 100 mass parts of a sum of the component (A) and the component (B), and wherein 10 to 95 mass % of the monomer unit composing the component (A) is 2-ethylhexyl acrylate, and 10 to 95 mass % of the monomer unit composing the component (B) is butyl acrylate. | 05-15-2014 |
| 20140134432 | ADHESIVE AGENT COMPOSITION, ADHESIVE AGENT LAYER, AND ADHESIVE SHEET - A pressure-sensitive adhesive composition of the invention includes a (meth)acryl-based polymer obtained by polymerization of a monomer component including 25% by weight to 99.5% by weight of a cyclic structure-containing monomer and 0.5% by weight to 70% by weight of a branched structure-containing (meth)acryl-based monomer having a branched alkyl group of 3 to 18 carbon atoms at an ester end. The pressure-sensitive adhesive composition has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant. | 05-15-2014 |
| 20140134433 | TOUCH PANEL - Provided is a touch panel. The touch panel includes a base and a pressure-sensitive adhesive layer attached to the base and including an acryl-based polymer containing an acryl polymer containing 5 to 30 parts by weight of isobornyl (meth)acrylate, and 5 to 40 parts by weight of methyl (meth)acrylate in a polymerized form. Accordingly, it can effectively inhibit penetration of oxygen, moisture or other impurities at an interface between the base and the pressure-sensitive adhesive layer, or at an interface between a conductor thin film and the pressure-sensitive adhesive layer, and prevent degradation in optical properties such as visibility, etc. due to bubbles generated at the pressure-sensitive adhesive interface. In addition, when the pressure-sensitive adhesive layer is directly attached to the conductor thin film and even exposed to severe conditions such as high temperature or high temperature and high humidity, a change in the resistance of the conductor thin film may be effectively inhibited, and thus the touch panel can be stably driven for a long time. | 05-15-2014 |
| 20140134434 | TOUCH PANEL - Provided is a touch panel. The touch panel includes a base and a pressure-sensitive adhesive layer attached to the base and having a peel strength with respect to a polycarbonate sheet of 1,900 g/25 mm or more. The pressure-sensitive adhesive layer includes an acryl polymer compound containing an acryl polymer and a thiol polymer derived by binding a thiol compound into a chain, or a side chain or terminal end of a chain of the acryl polymer. Accordingly, penetration of oxygen, moisture or other impurities at an interface between the base film and the pressure-sensitive adhesive layer, or at an interface between a conductor thin film and a pressure-sensitive adhesive layer may be effectively inhibited, and degradation in optical properties such as visibility due to bubbles generated at a pressure-sensitive adhesive interface may be prevented. In addition, when the pressure-sensitive adhesive layer is directly attached to the conductor thin film and even exposed to severe conditions such as high temperature or high temperature and high humidity, the change in the resistance of the conductor thin film may be effectively inhibited, and thus the touch panel may be stably driven for a long time. | 05-15-2014 |
| 20140162058 | Flame Retarding Tapes - Pressure sensitive adhesive tapes having flame retarding properties include a backing and a pressure sensitive adhesive layer. The pressure sensitive adhesive layer includes a (meth)acrylate-based block copolymer, and may also include at least 10% by weight of a halogen-free flame retarding agent. The adhesive layer may contain additional optional additives such as tackifying resins, plasticizers, and the like. The tapes are prepared by coating the flame retarding pressure sensitive adhesive onto the backing, either in solvent or by a solventless process. | 06-12-2014 |
| 20140162059 | ADHESIVE COMPOSITION, ADHESIVE TAPE AND ADHESION STRUCTURE - A halogen-free pressure-sensitive adhesive composition is provided, based on the total weight of the composition, comprising (A) 15-60 wt % of acrylic-based polymer, (B) 10-50 wt % of thermally conductive filler, and (C) 20-50 wt % of halogen-free flame retardant, based on 100% of the total weight of the composition, wherein the component (C) comprises: sub-component (C1) comprising at least one organophosphorous-based flame retardant; and sub-component (C2) comprising at least one flame retardant selected from the group consisting of nitrogen-containing compound-based flame retardants, graphite material-based flame retardants, melamine cyanurate-based flame retardants, metal hydroxide-based flame retardants, metal oxide-based flame retardants, metal phosphate-based flame retardants other than the organophosphorous-based flame retardants of (C1), and the composition has a P content no less than 4.0 wt %, based on 100 wt % of the total weight of the composition. A halogen-free pressure-sensitive adhesive tape and an adhesion structure are also provided. | 06-12-2014 |
| 20140248489 | ADHESIVE, ADHESIVE LAYER, AND ADHESIVE SHEET - A pressure-sensitive adhesive of the invention include a (meth)acryl-based polymer obtained by polymerization of a monomer component including 30 to 99.5% by weight of an alkyl (meth)acrylate having an alkyl group of 10 to 18 carbon atoms at an ester end and 0.5 to 50% by weight of a cyclic nitrogen-containing monomer. The pressure-sensitive adhesive has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant and reliable moisture resistance. | 09-04-2014 |
| 20140248490 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a removable water-dispersible acrylic pressure-sensitive adhesive composition with which it is possible to form a pressure-sensitive adhesive layer that has excellent antistatic properties, adhesive properties, removability, removal stability, and the ability to prevent an increase in adhesive strength over time, less-staining properties on adherends, especially, the ability to prevent white staining on adherends in a high-humidity environment (the ability to prevent white staining), and appearance properties. The present invention is directed to a removable water-dispersible acrylic pressure-sensitive adhesive composition, including: an acrylic emulsion polymer including 70 to 99.5% by weight of a monomer unit derived from an alkyl(meth)acrylate and 0.5 to 10% by weight of a monomer unit derived from a carboxyl group-containing unsaturated monomer; an ionic compound; and a polyether antifoamer represented by formula (I) below. | 09-04-2014 |
| 20140255690 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that is superior in adhesive properties, antistatic properties, removability, the ability to prevent an increase in peel strength (adhesive strength) over time, and superior in less-staining properties on adherends, particularly, in the ability to prevent white staining on adherends in a high-humidity environment (the ability to prevent white staining), and also superior in appearance properties. The invention is directed to a water-dispersible acrylic pressure-sensitive adhesive composition, including: an acrylic emulsion polymer including 70 to 99.5% by weight of a monomer unit derived from an alkyl (meth)acrylate and 0.5 to 10% by weight of a monomer unit derived from a carboxyl group-containing unsaturated monomer; a non-water-soluble (hydrophobic) ionic liquid; and an acetylene diol compound with an HLB value of less than 13 and/or a derivative thereof with an HLB value of less than 13. | 09-11-2014 |
| 20140272408 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that can prevent static build-up at the time of peeling (antistatic properties), is superior in removability, in the ability to prevent an increase in peel strength (adhesive strength) over time among the adhesive properties, as well as in appearance properties (decrease of appearance defects due to dents or the like), and also in less-staining properties on adherends, particularly, in the ability to prevent white staining on adherends in high-humidity environments (the ability to prevent white staining). The water-dispersible acrylic pressure-sensitive adhesive composition according to the invention contains an acrylic emulsion polymer containing, as monomer components, (i) an alkyl (meth)acrylate, (ii) a carboxyl group-containing unsaturated monomer, and (iii) at least one monomer selected from the group consisting of methyl methacrylate, vinyl acetate, and diethylacrylamide, and an ionic compound, and is characterized in that 70 to 99.5% by weight of the alkyl (meth)acrylate (i) is contained in the total amount of the monomer components. | 09-18-2014 |
| 20140295182 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR ELECTROCHEMICAL DEVICE - Provided is a PSA tape for an electrochemical device, which can be peeled off rapidly and will not damage adherend materials or the PSA tape itself, or will not leave adhesive residues, when an adhesion defectiveness occurs during the manufacturing and processing of an electrochemical device, especially an electrolytic capacitor or a battery. The PSA tape comprises a substrate and a PSA layer placed on at least one face of the substrate. In the PSA tape, an anchoring strength of the PSA layer to the substrate is 7.0 N/10 mm or more. | 10-02-2014 |
| 20140302313 | RADIATION CURABLE PRESSURE SENSITIVE ADHESIVE SHEET - To provide a radiation curable pressure sensitive adhesive sheet capable of yielding both a pressure sensitive adhesive sheet with good initial adhesion to an adherend before irradiation and a pressure sensitive adhesive sheet with good rigidity after irradiation. A radiation curable pressure sensitive adhesive sheet includes a (meth)acrylic copolymer having a radiation reactive site and a plasticizer capable of bonding with the (meth)acrylic copolymer upon being irradiated. | 10-09-2014 |
| 20140302314 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition which can form a pressure-sensitive adhesive layer excellent in antistatic property, repeeling property (light peeling property), and appearance property. The repeelable water-dispersible acrylic pressure-sensitive adhesive composition of the present invention contains an acrylic emulsion-based polymer composed of 70 to 99.5% by weight of a (meth)acrylic acid alkyl ester and 0.5 to 10% by weight of a carboxyl group-containing unsaturated monomer as monomer components, a crosslinking agent, an ionic compound, and a nonionic surfactant with an HLB value of 6 or more. | 10-09-2014 |
| 20140308516 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a removable water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that is superior in antistatic properties (resistance to peeling-induced static build-up), removability, adhesion (adhesive properties), and the ability to prevent an increase in peel strength (adhesive strength) over time and also superior in less-staining properties on adherends, particularly, the ability to prevent white staining on adherends in a high-humidity environment. Also provided is a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer made from such a pressure-sensitive adhesive composition. The removable water-dispersible acrylic pressure-sensitive adhesive composition contains an acrylic emulsion polymer including units derived from raw material monomers including at least (A) an alkyl (meth)acrylate and (B) 0.5 to 10% by weight of a carboxyl group-containing unsaturated monomer; and an alkylene oxide group-containing polysiloxane. | 10-16-2014 |
| 20140342152 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION, AND PRESSURE-SENSITIVE ADHESIVE SHEET - An object of the invention to provide a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that can prevent static build-up on adherends when peeled off (antistatic properties) and is superior not only in removability and the ability to prevent an increase in peel strength (adhesive strength) over time but also in less-staining properties on adherends and, especially, the ability to prevent white staining on adherends in a high-humidity environment (the ability to prevent white staining). The invention is directed to a removable water-dispersible acrylic pressure-sensitive adhesive composition, including: an acrylic emulsion polymer including units derived from raw material monomers including (i) 70 to 99.5% by weight of an alkyl(meth)acrylate and (ii) 0.5 to 10% by weight of a carboxyl group-containing unsaturated monomer; a non-water-soluble crosslinking agent; and an ionic compound. | 11-20-2014 |
| 20140370281 | PRESSURE-SENSITIVE ADHESIVES WITH (METH)ACRYLIC-BASED ELASTOMERIC MATERIALS PREPARED USING (2-ISOPROPYL-5-METHYL)HEXYL (METH)ACRYLATE - Pressure-sensitive adhesive compositions and articles containing the pressure-sensitive adhesives are provided. The pressure-sensitive adhesives contain an (meth)acrylic-based elastomeric material prepared from (2-isopropyl-5-methyl)hexyl (meth)acrylate. | 12-18-2014 |
| 20140377553 | PRESSURE-SENSITIVE ADHESIVES WITH A (METH)ACRYLIC-BASED ELASTOMERIC MATERIAL - Pressure-sensitive adhesive compositions and articles containing the pressure-sensitive adhesives are provided. The pressure-sensitive adhesives contain an (meth)acrylic-based elastomeric material prepared an alkyl (meth)acrylate having an alkyl groups that is branched and that contains at least 14 carbon atoms. | 12-25-2014 |
| 20150010754 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive of the present invention comprises a (meth)acryl-based polymer obtained by polymerization of a monomer component containing 40 to 99.5% by weight of an alkyl (meth)acrylate having an alkyl group of 10 to 18 carbon atoms at an ester end and more than 0 to 50% by weight or less of an alicyclic structure-containing monomer. The pressure-sensitive adhesive is capable of forming a pressure-sensitive adhesive layer that has a sufficiently low level of dielectric constant and a satisfactory level of adhesion performance. | 01-08-2015 |
| 20150024197 | INTRUSION RESISTANT THERMAL LAMINATING FILM - A thermal laminating film is provided that has superior intrusion resistance that is well suited to addressing security and anti-counterfeiting needs. The film includes a polymer substrate and an adhesive system with a polymer component having a Vicat softening point temperature that is close to a glass transition temperature of the polymeric substrate, which typically is not greater than about 95° C. | 01-22-2015 |
| 20150024198 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, PRESSURE-SENSITIVE ADHESIVE SHEET, SURFACE PROTECTIVE SHEET, OPTICAL SURFACE PROTECTIVE SHEET, AND OPTICAL FILM WITH SURFACE PROTECTIVE SHEET - A pressure-sensitive adhesive composition includes: 100 parts by mass of a polymer (A) (Tg:lower than 0° C.); 0.05 to 3 parts by mass of a (meth)acrylic polymer (B) (M | 01-22-2015 |
| 20150044457 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Disclosed is an adhesive composition comprising a low T | 02-12-2015 |
| 20150044458 | SEMI-HARDENED PRESSURE-SENSITIVE ADHESIVE FILM - Disclosed is a semi-hardened pressure sensitive adhesive film to be used in the semi-hardened state and having excellent printing step absorption properties. The adhesive film according to the present invention contains a radial polymer composition and a cationic polymer composition, and the radial polymer composition is primarily cross-linked to maintain the semi-hardened state. When applied onto a substrate through a printing step, the present invention has excellent step absorption properties and adhesion properties and excellent durability even under high-temperature and high-humidity conditions. | 02-12-2015 |
| 20150064460 | CARRIER FILM FOR TRANSPARENT CONDUCTIVE FILMS AND LAMINATE - A carrier film for transparent conductive films of the invention includes a support and a pressure-sensitive adhesive layer provided on at least one side of the support, wherein the pressure-sensitive adhesive layer is made from a pressure-sensitive adhesive composition including: a (meth)acryl-based polymer (A) having a glass transition temperature of −50° C. or lower and obtained by polymerization of a monomer component containing an alkyl(meth)acrylate and a hydroxyl group-containing monomer; an isocyanate crosslinking agent (B); and a catalyst (C) having an iron active center. The carrier film for transparent conductive films, with which the formation of irregularities on an adherend surface and zipping can be prevented. | 03-05-2015 |
| 20150093570 | ANTISTATIC BLOCK COPOLYMER PRESSURE SENSITIVE ADHESIVES AND ARTICLES - An antistatic pressure sensitive adhesive composition, useful in electronic and optical display applications, comprising an antistatic agent and a first block copolymer comprising at least two hard A block polymeric units each independently having a Tg of at least 50° C., and at least one soft B block (meth)acrylic polymeric unit having a Tg no greater than 20° C. The composition can comprise a second block copolymer. Articles comprising an antistatic pressure sensitive adhesive composition adjacent a first surface of a substrate. | 04-02-2015 |
| 20150361317 | HOT MELT ADHESIVE - The present invention provides a moisture-reactive hot melt adhesive composition. The composition comprises: (a) urethane prepolymer, derived from at least one polyol and at least one polyisocyanate, and having free isocyanate groups effective to cure the composition in the presence of moisture; and (b) acrylic(co)polymer, wherein the acrylic (co)polymer comprises one or more residues of an (alk)acrylate (co)monomer of formula (I) wherein the group R contains at least one cyclic, tertiary or quaternary carbon, R is attached to the group —C(O)O— via a cyclic or tertiary carbon atom and wherein R′ is a hydrogen or an alkyl group. The invention extends to use of an acrylic (co)polymer in a moisture reactive hot melt adhesive composition as a stringing reducing agent; a substrate comprising the moisture reactive hot melt adhesive composition; and a method of bonding materials together with the composition. | 12-17-2015 |
| 20150368516 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET, LAMINATE AND METHOD FOR PEELING PLATES - A double-sided pressure-sensitive adhesive sheet includes a pressure-sensitive adhesive layer containing an acrylic polymer formed of a component comprising, as an essential monomer component, an alkyl (meth)acrylate having an alkyl group having 9 or less carbon atoms. A shear storage elastic modulus at 23° C. of the pressure-sensitive adhesive layer, which is measured by dynamic viscoelasticity measurement, is 5.0×10 | 12-24-2015 |
| 20150368520 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure-sensitive adhesive composition, a protective film, an optical device, and a display device. The pressure-sensitive adhesive composition may exhibit suitable low speed and high speed peel-off strengths after forming a crosslinking structure, and have an excellent balance between them. Accordingly, the pressure-sensitive adhesive composition may exhibit an excellent protective effect when applied to a protective film, may be easily peeled in a high speed peel-off and thus advantageous for the high speed process, and may exhibit an excellent antistatic characteristic. | 12-24-2015 |
| 20160083630 | Composition for Pressure-Sensitive Adhesive and Pressure-Sensitive Adhesive Sheet - A composition for a pressure-sensitive adhesive, includes (A) a (meth)acrylic ester polymer having a trithiocarbonate structure, having hydroxyl groups at both ends of a molecule and having a weight-average molecular weight (Mw), as measured by gel permeation chromatography, of 50,000 to 300,000, and (B) an isocyanate compound having an average number of isocyanate groups in one molecule being more than 2. | 03-24-2016 |
| 20160121018 | ADHESIVE COMPOSITION FOR SKIN, ADHESIVE FOR SKIN, AND ADHESIVE SHEET FOR SKIN - An object of the invention is to provide an adhesive composition for skin that gives an adhesive for skin that can be coated readily and is highly cohesive and also an adhesive for skin and an adhesive sheet for skin prepared by using the adhesive composition for skin. | 05-05-2016 |
| 20160160084 | TRANSPARENT ADHESIVE WITH A REFRACTIVE INDEX RANGING FROM 1.7 TO 1.73 - A transparent adhesive having a refractive index ranging from 1.7 to 1.73 and to the production and the use thereof, particularly the use thereof for coatings and adhesive bonds. | 06-09-2016 |
| 20160194529 | THERMALLY CONDUCTIVE SHEET | 07-07-2016 |
| 20160204337 | LAYERED BODY | 07-14-2016 |
| 20180022967 | HALOGEN-FREE FLAME RETARDANT PRESSURE SENSITIVE ADHESIVE AND TAPE | 01-25-2018 |
| 20190144720 | LOW OUTGASSING CLEAN ADHESIVE | 05-16-2019 |
| 20090252958 | PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a PSA sheet comprising a PVC film (support) provided with PSA layer formed of an aqueous dispersion-type PSA composition, which exhibits a smooth unwinding motion. The PVC film can be obtained by molding a PVC composition comprising PVC and a metal soap. The metal soap comprises an alkali earth metal soap and zinc soap. At least part of the alkali earth metal soap is a stearate and at least part of the zinc soap is zinc laurate. | 10-08-2009 |
| 20090286077 | One-pack type adhesive precoating composition - The present invention relates to a one-pack type adhesive precoating composition comprising (a) a mixture of at least two thermoplastic polymers having different softening points by not less than 30° C., each of which containing a carboxylic acid group or a carboxylic acid anhydride group, (b) a thermoplastic elastomer and (c) a tackifier, dispersed in an organic solvent, with the proviso that the composition does not comprise a latent curing agent. | 11-19-2009 |
| 20100015442 | ADHESIVE COMPOSITION, METHOD FOR PRODUCING THE SAME AND ADHESIVE BODY - A pressure-sensitive adhesive composition includes a component (i) and a component (ii) and a component (i), the component (i) being a copolymer (I) obtained by hydrogenating a copolymer (I′) having a structure shown by [A-B] | 01-21-2010 |
| 20110020643 | SURFACE PROTECTIVE SHEET - The present invention is directed to a surface protective sheet having a pressure-sensitive adhesive comprised a thermoplastic elastomer as a main component on at least one surface of a substrate, wherein the pressure-sensitive adhesive comprises a hydrogenation product of styrene random copolymer, an amorphous polypropylene elastomer, a tackifier resin, and a softener, wherein hydrogenation product of styrene random copolymer:amorphous polypropylene elastomer is more than 0:less than 100 to less than 80:more than 20, when the total of the hydrogenation product of styrene random copolymer and the amorphous polypropylene elastomer is taken as 100. | 01-27-2011 |
| 20110104487 | Pressure-Sensitive Hot Melt Adhesive Compositions - The present invention is related to pressure-sensitive hot melt adhesive compositions and their applications. In particular, the adhesive compositions described herein comprise a block copolymer component, a hydrocarbon tackifier resin component, and a propylene-based polymer component. | 05-05-2011 |
| 20120263949 | RUBBER TO METAL BONDING FILM - The present disclosure relates to a thermoplastic film containing an adhesive layer which is heat activated and adhered to metal sheeting and another layer which is heat activated and adhered to rubber. | 10-18-2012 |
| 20130071657 | REINFORCING SHEET FOR RESIN MOLDED PRODUCT, AND STRUCTURE AND METHOD FOR REINFORCING RESIN MOLDED PRODUCT - A reinforcing sheet for a resin molded product includes a constraining layer, and a reinforcing layer laminated on the constraining layer. The reinforcing layer is formed of an adhesive composition containing a polymer and a tackifier. The tackifier contains a high-softening-point tackifier having a softening point of not less than 120° C. | 03-21-2013 |
| 20130157051 | COMPOSITION, LAMINATED STRUCTURE AND METHOD FOR MANUFACTURING LAMINATED STRUCTURE - A composition can be provided with superior adhesiveness toward adherends, for example, made of plastic (in particular, polypropylene, and the like). The composition includes the following (A) and (B). (A): Polymer (A-1) having structural units derived from propylene and structural units derived from 1-butene, wherein the content of the structural units derived from propylene is 70-99 mol % based on all the structural units of Polymer (A-1), the content of the structural units derived from 1-butene is 1-30 mol % based on all the structural units of Polymer (A-1), and a melting peak is substantially not observed, or, Polymer (A-2) obtained by modification of Polymer (A-1) with an α,β-unsaturated carboxylic acid, (B): Polymer (B-1) having structural units derived from ethylene and structural units derived from propylene, wherein the content of the structural units derived from ethylene is 5-20 mol % based on all the structural units of Polymer (B-1), the content of the structural units derived from propylene is 80-95 mol % based on all the structural units of Polymer (B-1), and a melting peak is observed, or, Polymer (B-2) obtained by modification of Polymer (B-1) with an α,β-unsaturated carboxylic acid. | 06-20-2013 |
| 20130209801 | METHOD FOR PRODUCING A MULTILAYER STRUCTURE COMPRISING AN ADHESIVE COMPOSITION BASED ON AN AMYLACEOUS MATERIAL - A method for producing an article including a multilayer structure containing:—a first layer based on a metal or on an organic polymer;—and a second layer of an adhesive composition including by weight: a) from 15 to 40% of at least one amylaceous material; b) from 10 to 30% by weight of at least one plasticizer for this amylaceous material; c) from 10 to 35% of at least one nongrafted polypropylene; d) from 10 to 35% of at least one polypropylene grafted with a grafting monomer selected from unsaturated carboxylic acid anhydrides, unsaturated carboxylic acids, oxiranes and silanes; these percentages being defined relative to the sum of a, b, c and d; the first and second layers adhering to one another and the method including a step of bringing the adhesive composition into contact in the molten or softened state. | 08-15-2013 |
| 20130244029 | PAINT PROTECTION SHEET - The present invention provides paint protection sheet | 09-19-2013 |
| 20130288051 | MECHANICAL AND ANTICORROSIVE PROTECTION VINYL TAPE - Pressure sensitive tape for anticorrosion steel pipe protection used primarily in cases of repair and maintenance, comprising vinyl base-tape laminated with a nitrile rubber-based adhesive of the following composition: about 30.7 to about 34.0% (w/w) solid butadiene acrylonitrile rubber (NBR); about 0.57 to about 0.63% (w/w) antioxidant; about 9.7 to about 12.9% (w/w) hydrocarbon resin; about 1.52 to about 1.68% (w/w) zinc oxide; about 8.7 to about 9.5% (w/w) liquid butadiene acrylonitrile rubber. (NBR); about 4.0 to about 4.4% (w/w) aluminium hydrosilicate; about 5.5 to about 7.5% (w/w) diisononyl phthalate; about 0.66 to about 0.74% (w/w) carbon black; about 1.5 to about 1.7% (w/w) amorphous silica; and about 25.8 to about 38.8% (w/w) magnesium and calcium carbonate. The tape exhibits a good ability to conform to irregular surfaces, good elasticity, good impact resistance, excellent pipe adhesion and good cathodic detachment. The tape is ideally used in conjunction with a primer that improves adhesion between the pipe and the adhesive portion of the tape. | 10-31-2013 |
| 20150044459 | CURABLE COMPOSITION SUITABLE FOR THE BONDING OF PLASTICIZED PVC - The invention relates to the use of a composition comprising methyl methacrylate MMA, at least one elastomer and/or a core-shell polymer, and at least one radical former, as an adhesive, sealant or coating for gluing, sealing or coating substrates containing plasticized PVC. | 02-12-2015 |
| 20150368523 | PRESSURE-SENSITIVE ADHESIVE FILM AND METHOD OF MANUFACTURING ORGANIC ELECTRONIC DEVICE USING THE SAME - Provided are a pressure-sensitive adhesive film and a method of manufacturing an organic electronic device using the same. The pressure-sensitive adhesive film that may effectively block moisture or oxygen from penetrating into an organic electronic device from an external environment, and exhibit reliability under harsh conditions such as high temperature and high humidity and excellent optical characteristics is provided. | 12-24-2015 |
| 20160096980 | MULTILAYER PRESSURE SENSITIVE ADHESIVE ASSEMBLY - The present disclosure relates to a multilayer pressure sensitive adhesive assembly comprising at least a first pressure sensitive adhesive layer superimposed to a second polymer layer, wherein a curable liquid precursor of the first pressure sensitive adhesive polymer layer comprises a low Tg (meth)acrylate copolymer and a high Tg (meth)acrylate copolymer having a weight average molecular weight (Mw) of above 20,000 Daltons. The present disclosure also relates to a method of manufacturing such a pressure sensitive adhesive assembly and uses thereof. | 04-07-2016 |
| 20160177141 | Hot Melt Pressure-Sensitive Adhesives for Removable Applications | 06-23-2016 |
| 20090022988 | PRESSURE SENSITIVE ADHESIVES FOR OPTICAL FILM, MANUFACTURING METHODS FOR PRESSURE SENSITIVE ADHESIVE LAYER FOR OPTICAL FILM, PRESSURE SENSITIVE ADHESIVE LAYERS FOR OPTICAL FILM, PRESSURE SENSITIVE ADHESION TYPE OPTICAL FILMS AND IMAGE DISPLAYS - Provided herein is a pressure sensitive adhesive for an optical film comprising: 100 parts by weight of a (meth)acrylic-based polymer (A) including an alkyl (meth)acrylate (a1) and a (meth)acrylic-based monomer containing a hydroxyl group (a2), as a copolymerizable component, in content in the range of from 0.01 to 5 parts by weight relative to 100 parts by weight of the alkyl (meth)acrylate (a1); 0.02 to 2 parts by weight of a peroxide (B); and 0.001 to 2 parts by weight of an isocyanate-based compound (C), the contents of the peroxide (B) and the isocyanate-based compound (C) being values relative to 100 parts by weight of the (meth)acrylic-based polymer (A). | 01-22-2009 |
| 20090068459 | Pressure sensitive adhesive composition, product using the same, and display using the product - Disclosed is a pressure-sensitive adhesive composition which contains an acrylic polymer and a crosslinking agent. The acrylic polymer has a weight-average molecular weight of 40×10 | 03-12-2009 |
| 20090291301 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND USE THEREOF - The present invention relates to a pressure-sensitive adhesive composition used for a pressure-sensitive adhesive sheet to be directly attached to a metal surface, the composition including, a monomer mixture or an acrylic copolymer material obtained by at least partially polymerizing the monomer mixture, the monomer mixture including: at least one monomer (monomer m1) selected from alkyl(meth)acrylates represented by the following formula (I): CH | 11-26-2009 |
| 20100112348 | Pressure Sensitive Adhesive for Optical Films and Pressure Sensitive Adhesive Optical Film - Pressure sensitive adhesives for optical films include an acrylic copolymer (A) obtained by copolymerizing 95.0 to 98.0 parts by weight of n-butyl acrylate (a), 2.0 to 5.0 parts by weight of a hydroxyl group-containing (meth)acrylate (b) represented by Formula (1) below, and not more than 2.0 parts by weight of (meth)acrylic acid (c) (the total of (a) to (c) is 100 parts by weight), and satisfy specific requirements. | 05-06-2010 |
| 20100143712 | SILANE-CROSSLINKING ADHESIVE OR SEALANT COMPRISING N-SILYLALKYLAMIDES AND USE THEREOF - The invention relates to a silane-crosslinking adhesive or sealant containing a polymer that is made up of an organic backbone that carries at least two alkoxy- and/or acyloxysilyl groups, and at least one N-silylalkylamide as an additive. The invention also relates to use of the N-silylalkylamide as an additive in silane-crosslinking adhesives or sealants. | 06-10-2010 |
| 20100239859 | Adhesive composition, optical member, and surface protective sheet - An adhesive composition includes a copolymer (A), the copolymer (A) being a copolymer of: a hydroxyl group-containing (meth)acrylamide (a1), the hydroxyl group-containing (meth)acrylamide (a1) including at least one of a hydroxyl group-containing acrylamide and a hydroxyl group-containing methacrylamide, and a (meth)acrylate (a2), the (meth)acrylate (a2) including at least one of an acrylic ester and a methacrylic ester; and an antistatic agent (B), the antistatic agent (B) including an ionic compound. | 09-23-2010 |
| 20110081544 | ADHESIVE COMPOSITION, FILM ADHESIVE, AND HEAT TREATMENT METHOD - An adhesive composition of the present invention contains, as a main composition, a polymer obtained by copolymerizing a monomer composition containing a monomer having a maleimide group, and further contains a thermal polymerization inhibitor. As a result, it is possible to provide an adhesive composition that allows forming an adhesive layer that is excellently dissolved after the adhesive layer has been subjected to a high-temperature process. | 04-07-2011 |
| 20110151253 | HEAT CURABLE ADHESIVE COMPOSITION - 1) Heat-curable adhesive composition comprising:
| 06-23-2011 |
| 20110236682 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE SHEET, ACRYLIC PRESSURE-SENSITIVE ADHESIVE SHEET MANUFACTURING METHOD, AND LAMINATED CONSTRUCTION - The present invention provides a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer which has both high corrosion resistance and adhesion reliability. The acrylic pressure-sensitive adhesive sheet of the present invention contains at least an acrylic pressure-sensitive adhesive layer containing as a main component an acrylic polymer formed from a composition containing a monomer mixture or a partially polymerized product thereof, in which the monomer mixture contains the following (m1), (m2) and (m3), or (m1), (m2), (m3) and (m4), and in which a content of each component (m1), (m2), (m3), and (m4) is 35 to 97.5% by mass, 2 to 40% by mass, 0.1 to 25% by mass, and 0 to 30% by mass, respectively:
| 09-29-2011 |
| 20110244231 | CROSSLINKABLE SYRUP SOLUTE COPOLYMERS WITH AMINOALKYL (METH)ACRYLOYL SOLVENT MONOMERS - A pre-adhesive syrup polymer composition is described comprising an acid-functional (meth)acrylate copolymer and an aminoalkyl (meth)acryloyl solvent monomer, which when polymerized, provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 10-06-2011 |
| 20120189845 | SEMICONDUCTOR DEVICE MANUFACTURING METHOD - Provided are a semiconductor device producing method with simple production steps while preventing contamination of a bonding pad and preventing warp generation in an adherend such as a substrate, a lead frame, or a semiconductor element, thereby improving yield; an adhesive sheet used in this method; and a semiconductor device obtained by this method. The invention includes a pre-setting step of pre-setting a semiconductor element | 07-26-2012 |
| 20120244350 | PRESSURE-SENSITIVE ADHESIVE FOR PVC FOILS - An adhesive is described, in particular for applications on substrate materials made of flexible PVC, comprising a polymer which is obtainable via free-radical polymerization of ethylenically unsaturated compounds and which is composed of at least 50% by weight of soft acrylate monomers with glass transition temperature below 0° C., at least 1% by weight of ethylenically unsaturated nitriles, at least 1% by weight of hard acrylate monomers with glass transition temperature of at least 60° C., at least 0.1% by weight of ethylenically unsaturated acid monomers, and at least 0.01% by weight of monomers having at least two non-conjugated, polymerizable vinyl groups, where the polymerization reaction takes place via staged polymerization, and at least one portion of the soft acrylate monomers is polymerized in a first polymerization stage, and at least one portion of the hard acrylate monomers is polymerized in a second or subsequent polymerization stage. Uses of the adhesive for the bonding of substrates made of flexible PVC are also described, as also are self-adhesive items with a PVC foil as substrate material and with a coating of the adhesive of the invention. | 09-27-2012 |
| 20120251822 | Clean Removable Adhesive Sheet - The invention provides an adhesive sheet comprising polyvinyl chloride (PVC) film and back coating of water based PSA, wherein said PSA comprises a copolymer by copolymerization of a monomer mixture comprising, a) from 30 wt % to less than 70 wt % acrylic acid C4-C8-alkylester, and b) from 2 wt % to 9 wt % (meth)acrylonitrile, wherein the polyvinyl chloride film is not corona treated. The adhesive sheet is suitable for applications of indoor and outdoor graphic poster, especially for clean removable usages. | 10-04-2012 |
| 20130004769 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive composition includes: an acrylic polymer (A) that contains, as a monomer unit, a vinyl monomer having a nitrogen atom in its backbone and that does not substantially contain a carboxyl group-containing monomer; and a (meth)acrylic polymer (B) having a weight average molecular weight of 1000 or more and less than 30000. | 01-03-2013 |
| 20130029147 | PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a pressure-sensitive adhesive sheet that maintains a high adhesive force and adhesion reliability (particularly, repulsion resistance and holding power) when the sheet is bonded, and can be easily peeled off from an adherend to easily separate and disassociate a bonded portion when the sheet is peeled off from the adherend. | 01-31-2013 |
| 20130040137 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer which is resistant to increase in adhesive strength with time, has a good appearance, and less stains an adherend. The water-dispersible acrylic pressure-sensitive adhesive composition includes an acrylic emulsion polymer; and a water-insoluble crosslinking agent having two or more carboxyl-reactive functional groups per molecule. The acrylic emulsion polymer is formed from constitutive monomers essentially including a (meth)acrylic alkyl ester (A), a carboxyl-containing unsaturated monomer (B), and at least one monomer (C) selected from methyl methacrylate, vinyl acetate, and diethylacrylamide and has a solvent-insoluble content of 70 percent by weight or more. When the acrylic pressure-sensitive adhesive composition is applied so as to have a dry thickness of 50 μm, dried at 120° C. for 2 minutes, and aged at 50° C. for 3 days to give a cross-linked acrylic pressure-sensitive adhesive film, the film has a solvent-insoluble content of 90 percent by weight or more and an elongation at break of 130% or less at 23° C. | 02-14-2013 |
| 20130288052 | SILICONE-MODIFIED ADHESIVES WITH ANTI-SLIP PROPERTIES - Adhesive compositions, including pressure sensitive adhesives, are the reaction product of free radically polymerizable mixtures. The free radically polymerizable mixtures include a free radically polymerizable urethane-based or urea-based oligomer, a free radically polymerizable segmented siloxane-based copolymer, and an initiator. The free radically polymerizable mixture may contain additional reactive and/or unreactive additives. The adhesive compositions can be used to prepare a variety of adhesive articles. | 10-31-2013 |
| 20130288053 | ADHESIVE COMPOSITIONS - Polydiorganosiloxane polyoxamide, linear, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting a diamine with a polydiorganosiloxane precursor having oxalylamino groups. The polydioroganosiloxane polyoxamide block copolymers are of the (AB) | 10-31-2013 |
| 20130309489 | THERMOSETTING RESIN COMPOSITION, CURED PRODUCT OF THE SAME, AND INTERLAMINAR ADHESIVE FILM USED FOR PRINTED WIRING BOARD - There is provided a thermosetting polyimide resin composition which enables production of a cured product exhibiting excellent dimensional stability and which exhibits excellent meltability; there are also provided a cured product of such a composition and an interlaminar adhesive film used for a printed wiring board, the interlaminar adhesive film being formed of the composition. In particular, there are provided a thermosetting polyimide resin composition containing a thermosetting polyimide resin (A) having a biphenyl backbone directly linked to a nitrogen atom of a five-membered cyclic imide backbone and a weight-average molecular weight (Mw) of 3,000 to 150,000, a phosphorus compound (B) represented by specific Formula (b1) or (b2), and an epoxy resin (C); a cured product of such a composition; and an interlaminar adhesive film used for a printed wiring board, the interlaminar adhesive film including a layer formed of the composition, the layer being formed on a carrier film. | 11-21-2013 |
| 20140295183 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEET AND OPTICAL FILM - Provided are a pressure-sensitive adhesive sheet that has an antistatic property; suppresses a peeling electrification voltage when a non-antistatic treated adherend is peeled off; has a small adhesive strength occurring at high-speed peeling; has an adhesive strength occurring at low-speed peeling so large as not to cause a problem, such as lifting and peeling off; and has an excellent transparency; and a pressure-sensitive adhesive composition capable of obtaining an optical film to which the pressure-sensitive adhesive sheet is bonded. Disclosed is a pressure-sensitive adhesive composition containing a polymer (A) having a glass transition temperature of lower than 0° C. and a polymer (B) containing a reactive ionic liquid as a monomer unit and having an intrinsic viscosity (dL/g) of 0.01 or more and less than 0.5. | 10-02-2014 |
| 20140335352 | PHOTO-CURING AND STRIPPABLE ADHESIVE COMPOSITION AND USES THEREOF - The invention relates to a photo-curing and strippable adhesion composition, and it has the advantage of good reworkability and weatherability. The invention also provides a strippable material and method for manufacturing the same and an electronic component and method for manufacturing the same. | 11-13-2014 |
| 20150086782 | ADHESIVE FILM FOR PROTECTING AUTOMOBILE WHEEL - The present invention provides an automotive wheel protection pressure-sensitive adhesive film comprising a base layer and a pressure-sensitive adhesive layer, the pressure-sensitive adhesive layer being formed of an acrylic-based pressure-sensitive adhesive that includes at least a (meth)acrylic-based polymer, a crosslinking agent, and a UV absorber, the (meth)acrylic-based polymer including a repeating unit derived from a monomer that includes a crosslinkable functional group, and a repeating unit derived from a C | 03-26-2015 |
| 20150099114 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure-sensitive adhesive composition, a protective film, an optical device, and a display device. The pressure-sensitive adhesive composition may exhibit excellent storage stability, suitable low speed and high speed peel-off strengths after a crosslinking structure is formed, and have an excellent balance between them. Accordingly, the pressure-sensitive adhesive composition may exhibit an excellent protective effect when applied to a protective film, may be easily peeled in high speed peel-off and thus advantageous for a high speed process, and may exhibit an excellent antistatic property in the process. | 04-09-2015 |
| 20150337176 | FLAME RETARDANT ADHESIVE - Flame retardant adhesive are described. The flame retardant adhesives include at least 93 wt. % an acrylic copolymer. This acrylic copolymer comprises the polymerization reaction product of 50 to 92 wt. % of at least one alkyl (meth)acrylate monomer, 3 to 25 wt. % of at least one nitrogen-containing monomer, and 5 to 25 wt. % of at least one vinyl-functional poly(methacrylate) macromer. Articles incorporating such adhesive are also described. | 11-26-2015 |
| 20160130373 | POLYOLEFIN MODIFIED WITH NITROGEN-CONTAINING HETEROCYCLIC COMPOUND, AND ADHESIVE COMPOSITION CONTAINING SAME - This invention provides a novel polyolefin modified with a nitrogen-containing heterocyclic compound containing no harmful halogen atoms such as chlorine, and an adhesive composition between a polyolefin substrate and an inorganic substrate such as a glass substrate. A polyolefin modified with a nitrogen-containing heterocyclic compound (C) having a nitrogen-containing heterocyclic compound (B) at the side chain of an acid-modified polyolefin (A). | 05-12-2016 |
| 20160137893 | UREA-BASED PRESSURE SENSITIVE ADHESIVES - Non-silicone urea-based adhesives are disclosed which are prepared by the polymerization of reactive oligomers with the general formula X—B—X, where X is an ethylenically unsaturated group and B is a unit free of silicone and containing urea groups. The reactive oligomers can be prepared from polyamines through chain extension reactions using diaryl carbonates followed by capping reactions. Adhesive articles, including optical adhesive articles may be prepared using the disclosed non-silicone urea-based adhesives. | 05-19-2016 |
| 20160159995 | POLY(METH)ACRYLIMIDE FILM, EASY-ADHESION FILM USING SAME, AND METHOD FOR MANUFACTURING SUCH FILMS - Embodiments of the invention relate to a poly(meth)acrylimide film and a method for manufacturing such a film. At least one embodiment provides a poly(meth)acrylimide film that has (i) a total light transmittance of over 90% and (ii) haze of 2.0% or less. This film preferably has retardation of less than 50 nm. The method for manufacturing this film includes the following steps: (A) using a device provided with an extruder and a T die, a poly(meth)acrylimide molten film is continuously extruded from the T die; and (B) the poly(meth)acrylimide molten film is loaded by being fed between a rotating or circulating first mirrored-surface body and a rotating or circulating second mirrored-surface body, and then the film is pressed. During these steps, (C) the surface temperature of the first mirrored-surface body is in the range 100-200° C., and (D) the surface temperature of the second mirrored-surface body is in the range 20-200° C. | 06-09-2016 |
| 20160160089 | PRESSURE-SENSITIVE ADHESIVE SHEET TO BE USED IN PRODUCTION OF SEMICONDUCTOR - Provided is a pressure-sensitive adhesive sheet capable of maintaining a desired pressure-sensitive adhesive characteristic even in a production method for a semiconductor including, for example, a step of peeling off a support material. The pressure-sensitive adhesive sheet includes a backing layer and a pressure-sensitive adhesive layer, in which the pressure-sensitive adhesive layer has a water contact angle of from 80° to 105°. The pressure-sensitive adhesive sheet is used in a production method for a semiconductor including a step in which the pressure-sensitive adhesive layer is brought into contact with a solvent having a solubility in water at 20° C. of 1 g/100 mL or less. | 06-09-2016 |
| 428355000 |
Having readily strippable combined with readily readhearable properties (e.g., stick-ons, etc.) | 3 |
| 20080206558 | PRESSURE SENSITIVE ADHESIVE DISPERSION HAVING HIGH SOLIDS AND LOW VISCOSITY AND METHOD OF MAKING SAME - A water-based pressure sensitive adhesive dispersion is provided. The dispersion is a reaction product of a monomer solution and an aqueous phase. The monomer solution contains from about 40 to 70 parts water-insoluble monomer selected from the group consisting of alkyl acrylate, methacrylate, vinyl ester, and combinations thereof and from about 0.01 to 0.2 parts monomer soluble free radical initiator. The aqueous phase includes from about 1 to 20 parts latex binder, from about 0.1 to 2 parts surfactant, from about 0.02 to 1 parts polymeric suspension stabilizer, and water as a remaining balance. All parts are given as parts by weight per 100 parts of the dispersion. The dispersion has a solid phase of at least 60 weight percent, a viscosity of less than about 300 centipoise, measured at about 23° C., and a bimodal particle size distribution. | 08-28-2008 |
| 20080241529 | Flameproofed adhesive and sealing materials - The invention relates to flameproofed adhesive and sealing materials containing 0.1-99.9% by weight of adhesive or thermoplastic polymer and 0.1-99.9% by weight of flameproofing agent, wherein the flameproofing agent contains at least one phosphinic acid salt of the formula (I) and/or one diphosphinic acid salt of the formula (II) | 10-02-2008 |
| 20080248299 | Pressure-Sensitive Adhesive and Method for Producing Same, and Pressure-Sensitive Adhesive Sheet - A pressure-sensitive adhesive, comprising a polymer (A), which is formed by polymerization of a radical polymerizable monomer, contains carboxyl groups, and has a glass transition temperature within a range from −80 to 0° C. and a weight average molecular weight within a range from 500,000 to 1,500,000, a tricyclic diterpene carboxylic acid (B), and a curing agent (C) capable of reacting with a carboxyl group, wherein the total acid value of the combination of the polymer (A) and the tricyclic diterpene carboxylic acid (B) is within a range from 5 to 50 (mgKOH/g). | 10-09-2008 |
| 20080286571 | Surface Protective Sheet - The present invention relates to a surface protective sheet having a pressure-sensitive adhesive layer on at least one side of a substrate; wherein, the pressure-sensitive adhesive contains 100 parts by weight of a styrene-isobutylene block copolymer, and 0 to 300 parts by weight of a softening agent and 0 to less than 20 parts by weight of a tackifying resin, both based on 100 parts by weight of the styrene-isobutylene block copolymer. | 11-20-2008 |
| 20080299388 | Adhesive Composition and Adhesive Sheet - A pressure-sensitive adhesive composition capable of giving a pressure-sensitive adhesive sheet which simultaneously realizes satisfactory holding power, adhesion, and peel resistance in peeling from curved surfaces, while balancing these properties, and has satisfactory heat resistance. The composition comprises the following ingredients: (A) a maleimide crosslinking agent having two or more maleimide groups per molecule; (B) a monomer which, when caused to homopolymerize, gives a homopolymer having a glass transition temperature of −40° C. or lower; (C) a carboxylated monomer copolymerizable with the monomer of the ingredient (B); and (D) a photopolymerization initiator, the maleimide crosslinking agent of the ingredient (A) being contained in an amount of 0.01-2 parts by weight per 100 parts by weight of the sum of the monomers of the ingredients (B) and (C). | 12-04-2008 |
| 20090011231 | Adhesive Sheet and Copper-Clad Laminate - Disclosed is an adhesive film having high dimensional stability which can be suitably used for two layer FPCs. Specifically, disclosed is an adhesive sheet composed of an insulting layer and an adhesive layer arranged on one side or both sides of the insulating layer. This adhesive sheet is characterized in that the insulating layer has a ratio E′2/E′1 between the storage elasticity modulus E′1 at 25° C. and the storage elasticity modulus E′2 at 380° C. of not more than 0.2 and a coefficient of thermal expansion in the MD direction of 5-15 ppm at 100-200° C. It is further characterized in that the change in the coefficient of thermal expansion of the adhesive sheet at 100-250° C. after heat treatment at 380° C. for 30 second under tension of 20 kg/m is not more than 2.5 ppm in the tension direction and not more than 10 ppm in the direction perpendicular to the tension direction. | 01-08-2009 |
| 20090011232 | ALIGNED CARBON NANOTUBES FOR DRY ADHESIVES AND METHODS FOR PRODUCING SAME - A nanocomposite dry adhesive. The nanocomposite dry adhesive includes a substrate; and an array of vertically aligned single-walled carbon nanotubes or vertically aligned multi-walled carbon nanotubes on the substrate, wherein the nanocomposite dry adhesive utilizes the array of single-walled carbon nanotubes or multi-walled carbon nanotubes as synthesized, the as synthesized single-walled carbon nanotubes being substantially free of randomly entangled nanotube segments on top of the vertically aligned single-walled carbon nanotubes, the as synthesized multi-walled carbon nanotubes having randomly entangled nanotube segments on top of the vertically aligned multi-walled carbon nanotubes; wherein the dry adhesive has a normal adhesion strength of at least about 5 N·cm | 01-08-2009 |
| 20090029162 | PRESSURE SENSITIVE ADHESIVE COMPOSITION, PRESSURE SENSITIVE ADHESIVE SHEET AND SURFACE PROTECTIVE FILM - A pressure-sensitive adhesive composition characterized by comprising a water-dispersible (meth)acryl-based polymer containing, as a monomer component, 50 to 99.9% by weight of a (meth)acrylate having an alkyl group with a carbon number of 1 to 14, and an ionic liquid. There is provided a pressure-sensitive adhesive composition that attains static charge prevention at peeling between pressure sensitive adhesive layer and adherend not rendered antistatic, thereby reducing contamination of the adherend. Also, there are provided, making use of the same, an antistatic pressure sensitive adhesive sheet and surface protective film. | 01-29-2009 |
| 20090142593 | PRESSURE-SENSITIVE ADHESIVE TAPE - The present invention relates to a pressure-sensitive adhesive tape including a substrate and at least one pressure-sensitive adhesive layer disposed on at least one surface of the substrate, in which the substrate is formed of an olefinic resin composition containing a polyolefin resin and a metal hydroxide, and in which the pressure-sensitive adhesive layer is formed of an emulsion-type acrylic adhesive composition containing an acrylic emulsion in which emulsion particles have a mean particle size of 0.2 μm or less. The pressure-sensitive adhesive tape of the invention has excellent edge-peeling resistance and is capable of exhibiting a suitable rewinding power. | 06-04-2009 |
| 20090324943 | Object identification using quantum dots fluorescence allocated on fraunhofer solar spectral lines - An optical based identification system that is easily deployable and can be used in broad daylight. Fluorescent semiconductor nanocrystals (quantum dots) that fluoresce at specific wavelengths are distributed in a suitable polymer. The resulting mixture can then be applied as paint or on an adhesive label for application to a portion of any equipment or member of a friendly unit. The system also has a corresponding detectional processing unit which may be mounted on ordnance or on any other equipment such as aircraft. The detection unit uses a laser, which when active, causes a laser beam to strike the paint or adhesive able applied to the friendly unit. This causes the quantum dots to fluoresce. The fluorescence of the quantum dots can be detected by the sensor portion of the detection/processing unit. The sensor portion then transmits the data generated by the detected fluorescence to a data processing portion detection/processing unit such as a corresponding signal to the equipment operator or, if the unit is mounted on ordnance that has been launched to the warhead to deactivate the warhead. To overcome the effects of broad daylight on an optical system, the quantum dots can be detected by the sensor portions of the detection/processing unit. The sensor portion then transmits the data generated by the detected fluorescence to a data processing portion which decodes the data. If the decoded data indicates a friendly unit, the detection/processing unit sends a corresponding signal to the equipment operator or, if the unit is mounted on ordnance that has been launched to the warhead to deactivate the warhead. To overcome the effects of broad daylight on an optical system, the quantum dots are engineered to fluoresce at wavelengths corresponding to the absorption lines of the solar spectrum, more commonly known as Fraunhofer lines. | 12-31-2009 |
| 20090324944 | PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - A pressure-sensitive adhesive optical film of the present invention comprises: an optical film; and a pressure-sensitive adhesive layer placed on at least one side of the optical film, wherein the pressure-sensitive adhesive layer has an equilibrium moisture content ratio (a) of 0.5% by weight or less, the pressure-sensitive adhesive layer shows a displacement amount (b) of 600 μm or less in one hour at 23° C., when a tensile shearing stress of 500 gf is applied to an adhesion area of 10 mm×10 mm having a thickness of 25 μm, and the equilibrium moisture content ratio (a) and the displacement amount (b) satisfy the relation: b<1036.4×e | 12-31-2009 |
| 20090324945 | RADIATION-CURABLE MIXTURE CONTAINING LOW-MOLECULAR, ETHYLENICALLY UNSATURATED COMPOUNDS HAVING NON-AROMATIC RING SYSTEMS - A mixture comprising
| 12-31-2009 |
| 20100080991 | PRESSURE-SENSITIVE ADHESIVE SHEET FOR OPTICAL MEMBER ADHESION - The present invention provide a pressure-sensitive adhesive sheet for optical member adhesion, which includes at least an acrylic pressure-sensitive adhesive layer, in which the acrylic pressure-sensitive adhesive layer has a storage modulus at 23° C. of from 1.0×10 | 04-01-2010 |
| 20100104865 | Peroxide-Curable Silicone-Based Pressure-Sensitive Adhesive Composition and Adhesive Take - A peroxide-curable silicone-based pressure-sensitive adhesive composition comprising (A) a diorganopolysiloxane having silicon-bonded alkenyl groups at both molecular terminals used in amount of 100 parts by weight; (B) an organopolysiloxane resin having one or more silanol(OH) groups in one molecule and consisting of R | 04-29-2010 |
| 20100178502 | LOW VOLATILES COATINGS, SEALANTS AND BINDERS FROM RENEWABLE OILS - A composition comprises (a) a binder component which comprises (1) 5 to 100 weight percent of at least one natural oil derived polyol having at least about 50 percent primary hydroxyl groups and (2) sufficient additional polyol different from a natural oil derived polyol to make 100 percent wherein the natural oil derived polyol has an average of from 1.5 to 3 hydroxyl groups per molecule and an equivalent weight of from 200 to 5000; and (b) a crosslinking component reactive with hydroxyl groups. Furthermore, a process for producing a coating, adhesive, binder or combination thereof on the surface of a substrate, comprises in any order: (a) admixing binder and crosslinking components of a composition to form an admixture, wherein a binder component comprises (1) 5 to 100 weight percent of at least one natural oil derived polyol having at least about 50 percent primary hydroxyl groups and (2) sufficient additional polyol different from a natural oil derived polyol to make 100 percent wherein the natural oil derived polyol has an average of from 1.5 to 3 hydroxyl groups per molecule and an equivalent weight of from 200 to 5000; and (b) applying a layer of said admixture on said surface. The invention includes coatings, adhesives, binders and combinations thereof prepared from any composition of the invention, substrates coated by the process of the invention or coated using a composition of the invention and articles, including laminates, comprising a coating, adhesive, binder or combination thereof of the invention. | 07-15-2010 |
| 20100266842 | ADHESIVE SHEET FOR SEMICONDUCTOR, AND DICING TAPE INTEGRATED ADHESIVE SHEET FOR SEMICONDUCTOR - There is provided an adhesive sheet for a semiconductor and a dicing tape integrated adhesive sheet for a semiconductor that are each good in cuttability when the sheets are each cut into individual pieces by expansion and are each good in embeddability into irregularities in a wiring board when the sheets are each molded thereto. An adhesive sheet for a semiconductor includes a resin composition containing a high-molecular-weight component and a filler, the breaking elongation of the adhesive sheet before curing is 40% or less at 0° C., and the elastic modulus of the adhesive sheet after curing is from 0.1 to 10 MPa at 175° C. | 10-21-2010 |
| 20100285312 | SILICONE-TYPE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEET, AND SILICONE RUBBER LAMINATE - A silicone-type pressure-sensitive adhesive composition comprising (A) 100 weight parts of organopolysiloxane condensation reaction product that has at least two alkenyl groups and that is yielded by a condensation reaction between (a) hydroxyl-functional diorganopolysiloxane and (b) organopolysiloxane resin, (B) organohydrogenpolysiloxane having at least two silicon-bonded hydrogen atoms in the molecule, in an amount sufficient to provide from 1 to 200 silicon-bonded hydrogen atoms with reference to all the alkenyl groups in the composition, (C) an organotitanium compound, at from 0.1 to 20 weight parts, and (D) a platinum catalyst in a catalytic quantity. | 11-11-2010 |
| 20110027583 | Adhesive compositions - Adhesive compositions suitable for use as tie-layer adhesives in multi-layer films and sheets are provided. The adhesive compositions contain an olefin polymer base resin, a modified polyolefin and a paraffinic liquid hydrocarbon. | 02-03-2011 |
| 20110027584 | Silicone Composition, Silicone Adhesive, Coated and Laminated Substrates - A silicone composition comprising at least one organohydrogenpolysiloxane having an average of at least two silicon-bonded hydrogen atoms per molecule, a cross-linking agent having an average of at least two aliphatic carbon-carbon double bonds per molecule, and a hydrosilylation catalyst; a silicone adhesive comprising a cured product of at least one oganohydrogenpolysiloxane; and a coated substrate and a laminated substrate, each comprising the silicone adhesive. | 02-03-2011 |
| 20110033701 | AQUEOUS POLYMER DISPERSIONS FOR ADHESIVES - The present invention relates to aqueous polymer dispersions having a polymer content of at least 55% by weight that are suitable for pressure sensitive adhesives. The invention also relates to a process for preparing these aqueous polymer dispersions and also to the use of the aqueous polymer dispersions in pressure sensitive adhesives and, respectively, pressure sensitive adhesive compositions, especially in pressure sensitive adhesives for transparent substrates, e.g., plastics labels. | 02-10-2011 |
| 20110076494 | Fire Resistant Laminates and Articles Made Therefrom - Laminates suitable for constructing waterproof and breathable articles such as protective clothing which are both comfortable and exhibit enhanced resistance to fire are described. Particularly, flame resistant laminate constructions are described comprising a meltable textile as the outermost layer laminated to an intermediate protective layer comprising a waterproof film laminated to an innermost fabric layer comprising a thermally stable textile. Laminate constructions of the present invention exhibit breathability on the order of at least 1000 MVTR, a water entry pressure of at least 0.5 psi and have a horizontal flame break open time of at least 10 seconds. | 03-31-2011 |
| 20110097579 | SILICONE-BASED PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE TAPE OR SHEET - Silicone-based pressure-sensitive adhesive composition comprising 100 parts (A) a branched organopolysiloxane having on molecular terminals at least two alkenyl groups and represented by (R | 04-28-2011 |
| 20110111222 | ADHERENCE SUBSTANCE, PRESSURE SENSITIVE ADHESIVE SHEET AND ITS USE - To provide an adherence substance which has a low viscosity and good coatability, can be made solvent free, is less likely to undergo an increase in the adhesive strength with time and has good adhesion to an adherend while the adhesive strength is low, is excellent in removability and has a good wettability. | 05-12-2011 |
| 20110135924 | POLYESTERS, POLYESTER COMPOSITIONS, PRESSURE-SENSITIVE ADHESIVE COMPOSITIONS, PRESSURE-SENSITIVE ADHESIVE LAYERS AND PRESSURE-SENSITIVE ADHESIVE SHEETS - The present invention provides a polyester, a polyester composition and a pressure-sensitive adhesive composition capable of obtaining a pressure-sensitive adhesive which is global-environmentally friendly and is excellent in pressure-sensitive adhesion properties, using a plant-derived raw material; and a pressure-sensitive adhesive layer and a pressure-sensitive adhesive sheet which can be obtained by using the same. A polyester of the present invention is a polyester comprising at least a lactic acid unit, a dibasic acid unit and a glycol unit, wherein the dibasic acid unit contains dimer acid, and the polyester has a glass transition temperature as measured at a temperature rising rate of 20° C./minute using a differential scanning calorimeter, of −70 to −20° C., a weight average molecular weight of 20,000 to 300,000 and a hydroxyl value of 1 to 100 mgKOH/g. | 06-09-2011 |
| 20110223421 | Silicone Composition And A Method For Preparing The Same - A silicone composition comprises (a) a curable silicone resin, (b) an inorganic particle having a polymeric surface coating formed thereon, and (c) a cross-linking compound. The (a) curable silicone resin comprises units having a functional group R1 selected from an aryl group, an alkyl group, an alkenyl group, and hydrogen. The polymeric surface coating comprises an organopolysiloxane. The organopolysiloxane comprises units selected from R | 09-15-2011 |
| 20110250447 | PRESSURE-SENSITIVE ADHESIVE SHEET TO BE STUCK TO THE SKIN - A pressure-sensitive adhesive sheet to be stuck to the skin which comprises a support and a pressure-sensitive adhesive layer located on the support, characterized in that the pressure-sensitive adhesive layer is formed by curing a composition containing (A) a polyoxyalkylene polymer having at least one alkenyl group per molecule, (B) a compound having hydrosilyl groups at both ends, (C) a compound having two or more hydrosilyl groups on average per molecule, and (D) a hydrosilylation catalyst. Compared with the existing pressure-sensitive adhesive sheets to be stuck to the skin, the pressure-sensitive adhesive sheet to be stuck to the skin as described above little irritates the skin and can achieve a sufficient pressure-sensitive adhesion force and a long-lasting fixation force to the skin. | 10-13-2011 |
| 20120156484 | Bio-Based Adhesive Composition - The present invention is directed to a bio-based composition comprising a polycondensate of a dimer of a fatty alcohol and a dimer of a fatty acid, and an epoxidized fatty acid ester as a cross-linking agent, wherein the polycondensate and the epoxidized fatty acid ester are capable of reacting with each other. The invention is also directed to an adhesive obtainable by reacting the polycondensate and the epoxidized fatty acid ester, to a method for preparing the adhesive and to the use of the adhesive for laminating a sheet or a film | 06-21-2012 |
| 20120177918 | SIMPLE ADHESIVE COACERVATES AND METHODS OF MAKING AND USING THEREOF - Described herein is the synthesis of adhesive from simple adhesive coacervates and their uses thereof. The adhesives are produced by (a) preparing a solution comprising (1) a polyelectrolyte, wherein the polyelectrolyte comprises a polyanion or polycation but not a combination thereof, the polyeletrolyte comprises at least one crosslinking group, and (2) a sufficient amount of a complimentary counterion to produce a simple adhesive coacervate; and (b) crosslinking the simple adhesive coacervate to produce the adhesive. The adhesives have numerous medical and non-medical applications. | 07-12-2012 |
| 20120208016 | RADIATION-CURE REMOVAL TYPE PRESSURE-SENSITIVE ADHESIVE SHEET - A radiation-cure removable type pressure-sensitive adhesive sheet includes: a pressure-sensitive adhesive layer made from a polyester-based pressure-sensitive adhesive composition containing a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit, a radiation-cure resin, a radiation reaction initiator, and a crosslinking agent. The dibasic acid unit includes a dimer acid, the polyester has a glass transition temperature of −70 to −20° C., a weight average molecular weight of 20,000 to 200,000, and a hydroxyl value of 1 to 60 mgKOH/g, the composition contains 30 to 70 parts by weight of the radiation-cure resin based on 100 parts by weight of the polyester and contains 3 to 10% by weight of the radiation reaction initiator based on the amount of the radiation-cure resin. | 08-16-2012 |
| 20120208017 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR MASKING - A masking pressure-sensitive adhesive tape includes a substrate and a pressure-sensitive adhesive layer that is provided on at least one side of the substrate and made from a polyester-based pressure-sensitive adhesive composition containing a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit, and a crosslinking agent. The dibasic acid unit includes a dimer acid, the polyester has a weight average molecular weight of 20,000 to 200,000 and a glass transition temperature of −70 to −20° C. as measured using a differential scanning calorimeter at a temperature rise rate of 20° C./minute, the polyester has a hydroxyl value of 1 to 60 mgKOH/g, and the pressure-sensitive adhesive layer has a gel fraction of 40 to 90% by weight. | 08-16-2012 |
| 20120315476 | ADHESIVE COMPOSITION AND SURFACE PROTECTION FILM USING THE SAME - An adhesive composition includes 100 parts by weight of a (meth)acrylate copolymer including 0 to less than 0.5 parts by weight of a carboxyl group containing monomer, 0.6 to 9 parts by weight of a hydroxyl group containing (meth)acrylic monomer, and 90.5 to 99.4 parts by weight of a (meth)acrylic acid ester monomer, and having a weight average molecular weight of 100,000 g/mol to less than 1,000,000 g/mol; and 0.1 to 5 parts by weight of a carbodiimide cross-linking agent. | 12-13-2012 |
| 20130011673 | MOISTURE-CURABLE SILOXANES AND SILOXANE POLYMERS - Siloxane-containing reactive compounds contain moisture-curable alkoxy-silane functional end groups. The siloxane-containing reactive compounds may be prepared from siloxane-containing oxamide compounds or amine compounds. Siloxane-containing polymers may be prepared from the reactive compounds by reaction with water. The siloxane-containing polymers may be release materials or adhesives. | 01-10-2013 |
| 20130071658 | ADHESIVE COMPOSITION, ADHESIVE TAPE, METHOD FOR PROCESSING SEMICONDUCTOR WAFER AND METHOD FOR PRODUCING TSV WAFER - The present invention aims to provide an adhesive composition having high adhesive strength, as well as being easily detachable and having excellent heat resistance, an adhesive tape comprising the adhesive composition, a method for treating a semiconductor wafer using the adhesive tape, and a method for producing a TSV wafer. The present invention relates to an adhesive composition comprising: an adhesive component; and a tetrazole compound represented by the following formula (1), formula (2), or formula (3), or its salt: | 03-21-2013 |
| 20130084454 | RESIN COMPOSITION, RESIN AND METHOD FOR MANUFACTURING THE SAME - A resin composition, a resin and a method for manufacturing the same. The resin composition includes a plant oil derivative, and a multifunctional carboxylic acid, anhydride compound or a copolymer containing anhydride. The multifunctional carboxylic acid, the anhydride compound or the copolymer containing anhydride has an amount of 5-60 parts by weight relative to 100 parts by weight of the plant oil derivative. | 04-04-2013 |
| 20130143041 | ADHESIVE COMPOSITION INCLUDING DEACETYLATED CHITOSAN - The present invention relates to an adhesive composition comprising at least one deacetylated chitosan, an acid and an additional compound. | 06-06-2013 |
| 20130330550 | ANCHOR-LAYER-FORMING COATING LIQUID, PRESSURE-SENSITIVE ADHESIVE LAYER-CARRYING OPTICAL FILM AND METHOD FOR PRODUCING THE FILM - A coating liquid for forming an anchor layer interposed between an optical film and a pressure-sensitive adhesive layer, comprising a polythiophene based polymer, a polyoxyalkylene-group-containing polymer, and a mixed solvent comprising 65 to 100% by weight of water and 0 to 35% by weight of an alcohol. | 12-12-2013 |
| 20130337261 | MOISTURE-PROOF MATERIAL - The present invention relates to a moisture-proof material containing a substrate and an adhesive layer formed on at least one surface of the substrate, wherein at least one of the substrate and the adhesive layer comprises a polyphosphate flame retardant and a phosphate triester flame retardant, simultaneously or alternatively. | 12-19-2013 |
| 20140093727 | SCANNED, PULSED ELECTRON-BEAM POLYMERIZATION - A method including: a. coating at least a portion of at least one major surface of a substrate with a polymerizable composition to obtain a coated surface; b. initiating polymerization of the polymerizable composition by scanning a first electron-beam focused on the coated surface across at least a portion of the coated surface, thereby irradiating the coated surface at a frequency selected to achieve an exposure duration of greater than 0 and no greater than 10 microseconds, and a dark time between each exposure duration of at least one millisecond, thereby producing an at least partially polymerized composition. A pressure sensitive adhesive article and a cross-linked silicone release liner made according to the method are also disclosed. | 04-03-2014 |
| 20140134435 | Combination of Elastomeric Film Composition and Adhesive for a Stretch Laminate - A structure comprising an elastic film layer and an adhesive in contact therewith is disclosed. The elastomeric film layer may include a plasticizer and greater than 7 percent by weight of a tackifier. The elastomeric film formulation provides reduced loss of adhesion strength with the adhesive over time, providing for improvement in mechanical performance of the stretch laminate over time. | 05-15-2014 |
| 20140154506 | PRESSURE SENSITIVE ADHESIVES PREPARED FROM MALEATED VEGETABLE OILS AND EXPOXIDIZED VEGETABLE OILS - A method that includes reacting an epoxidized naturally-occurring oil or fat with a triacid to form a pressure sensitive adhesive or a pressure sensitive adhesive precursor is disclosed. The present invention also includes methods for preparing a triacid and for preparing a pressure sensitive adhesive label or tape. | 06-05-2014 |
| 20150024199 | REMOVABLE WATER-DISPERSIBLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEET AND OPTICAL COMPONENT - There is provided a removable water-dispersible pressure-sensitive adhesive composition to form a pressure-sensitive adhesive layer of a pressure-sensitive adhesive sheet capable of exhibiting good curl regulatability. There are also provided a pressure-sensitive adhesive sheet capable of exhibiting good curl regulatability, and an optical component having the pressure-sensitive adhesive sheet laminated thereon. The removable water-dispersible pressure-sensitive adhesive composition according to the present invention forms a pressure-sensitive adhesive layer of a pressure-sensitive adhesive sheet having an initial curl height of not less than 20 mm as determined by a curl test, and a difference in curl height of not more than 10 mm as determined by the curl test. The pressure-sensitive adhesive sheet according to the present invention has a pressure-sensitive adhesive layer formed of the removable water-dispersible pressure-sensitive adhesive composition. The optical component according to the present invention has the pressure-sensitive adhesive sheet laminated thereon. | 01-22-2015 |
| 20150044460 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided are: a polyester-based pressure-sensitive adhesive composition which can be produced even from plant-derived raw materials with no need of using a costly silicone-based pressure-sensitive adhesive or the like and which is usable for producing a pressure-sensitive adhesive sheet excellent in wettability to an adherend, light peelability, removability, anti-staining property (little adhesive residues), and workability, and to provide a pressure-sensitive adhesive sheet using the composition. A polyester-based pressure-sensitive adhesive composition comprising a polyester obtained by condensation polymerization of at least a dicarboxylic acid having a side chain and an aliphatic diol having 3 to 10 carbon atoms and a crosslinking agent, wherein the polyester has a weight average molecular weight of 5000 to 60000. | 02-12-2015 |
| 20150050493 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided are: a polyester-based pressure-sensitive adhesive composition which can be produced even from plant-derived raw materials with no need of using a costly silicone-based pressure-sensitive adhesive or the like and which is usable for producing a pressure-sensitive adhesive sheet excellent in wettability to an adherend, light peelability (removability), anti-staining property (little adhesive residues), and workability, and to provide a pressure-sensitive adhesive sheet using the composition. A polyester-based pressure-sensitive adhesive composition comprising a polyester obtained by condensation polymerization of at least a carboxylic acid component and a diol component, and a crosslinking agent, wherein the carboxylic acid component contains a dicarboxylic acid having a side chain in an amount of 50 to 90% by weight and a tricarboxylic acid having a side chain in an amount of 10 to 50% by weight, and wherein the polyester has a weight average molecular weight of 5000 to 150000. | 02-19-2015 |
| 20150056445 | Adhesive Manufacturing Process, Adhesive, and Article - An adhesive manufacturing process, an adhesive, and an article are disclosed. The adhesive manufacturing process includes mixing THV with a polar aprotic solvent and sodium azide to form an adhesive having an azide group. The mixing is at about the melting point of the THV for a duration of at least about 24 hours. The adhesive includes THV having an azide group. The article includes a substrate and an adhesive positioned on the substrate, the adhesive comprising THV having an azide group. | 02-26-2015 |
| 20150056446 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A polyester-based pressure-sensitive adhesive composition, including a polyester obtained by condensation polymerization of at least a dicarboxylic acid having a side chain and a diol, a polyether polyol, and a crosslinking agent, wherein the polyester has a weight average molecular weight of 5000 to 50000, the polyether polyol contains a polyether polyol having hydroxyl groups at only part of terminals and/or all terminals, the polyether polyol having hydroxyl groups at only part of terminals has a number average molecular weight of 100 to 1500, and the polyether polyol having hydroxyl groups at only part of terminals is contained in an amount of 1 to 35 parts by weight based on 100 parts by weight of the polyester. | 02-26-2015 |
| 20150072143 | ADHESIVES COMPRISING REACTION PRODUCT OF HALOGENATED POLY(ISOBUTYLENE) COPOLYMERS AND POLYAMINES - Adhesive composition are described comprising the reaction product of at least one halogenated copolymer of isobutylene wherein halogen atoms of the copolymer are replaced by a polyamine having a melting point greater than 25° C., thereby crosslinking the copolymer. The isobutylene copolymer comprises halogenated repeat units derived from isoprene, butadiene, para-alkyl styrene, or a combination thereof. The adhesive composition comprises a copolymer of isobutylene repeat units and second repeat units selected from alkene repeat units, para-methyl styrene repeat units, or a combination thereof wherein at least a portion of the second repeat units are directly bonded to one another with a polyamine crosslinker having a melting point greater than 25° C. Also described are adhesive articles, such as tapes, comprising such adhesives. | 03-12-2015 |
| 20150079389 | CROSS-LINKABLE ADHESIVE COMPOUND WITH HARD AND SOFT BLOCKS AS A PERMEANT BARRIER - Adhesive compound as a permeant barrier, comprising (i) block copolymers having a construction A-B-A, (A-B) | 03-19-2015 |
| 20170233612 | SILICONE COMPOSITION AND A PRESSURE SENSITIVE ADHESIVE FILM HAVING A PRESSURE SENSITIVE ADHESIVE LAYER MADE FROM THE COMPOSITION | 08-17-2017 |
| 20100009182 | PEELABLE ADHESIVE SHEET, METHOD FOR RECORDING IMAGES AND METHOD FOR MANUFACTURING PEELABLE LAMINATED BODY - A peelable adhesive sheet is provided. The peelable adhesive sheet includes a base material and an adhesive composition layer that is provided to at least one side of the base material and that contains an acrylic resin and hollow particles. The adhesive composition layer is configured to removably adhere to another adhesive layer when at least two adhesive composition layers at least contact each other and at least pressure is applied thereto. | 01-14-2010 |
| 20110171466 | PRECAST THERMAL INTERFACE ADHESIVE FOR EASY AND REPEATED, SEPARATION AND REMATING - Precast curable thermal interface adhesives facilitating the easy and repeatable separation and remaining of electronic components at thermal interfaces thereof, and a method for implementing the foregoing repeatable separation and remating at the thermal interfaces of components through the use of such adhesives. | 07-14-2011 |
| 20120208018 | WATER-BASED NON-SILICONE ADHESIVE TAPE FOR SKIS - A silicone-free adhesive composition for use as a tape on skis comprises at least one water-based acrylic polymer pressure sensitive adhesive. | 08-16-2012 |
| 20080220253 | Adhesive Sheet - An adhesive sheet has a substrate and an adhesive layer laminated on one or both surfaces of the substrate, and has an anti-static performance. At least one of the adhesive layers contains an adhesive and a compound (1) represented by the following formula (1), and contains the compound (1) in an amount of from 0.1 to 100 parts by mass on the basis of 100 parts by mass of the adhesive. | 09-11-2008 |
| 20080311396 | Pressure-Sensitive Adhesive Sheet for Application to Skin - The problem of the present invention is to provide a pressure-sensitive adhesive sheet for skin adhesion, having an adhesive layer, which can be formed without using an organic solvent, shows superior adhesion performance to the skin, and shows extremely mild irritation to the skin and stratum corneum damage. To solve the problem, the present invention provides a pressure-sensitive adhesive sheet for skin adhesion, which has a substrate and an adhesive layer laminated on the substrate, wherein the adhesive layer is obtained by curing an adhesive composition containing polyether polymer (A) having at least one alkenyl group on the terminal, compound (B) having 1-10 hydrosilyl groups in a molecule and hydrosilylation catalyst (C). | 12-18-2008 |
| 20090110925 | Adhesive Composition - A hot melt adhesive composition comprising (A) 60 to 98 wt. % of a propylene-ethylene copolymer, (B) 2 to 40 wt. % of a maleic anhydride-modified polypropylene wax having a softening point of 120 to 170° C. and serving as a tackifier, and when required, (C) an antioxidant in an amount of 0.1 to 5.0 wt. % based on the combined amount of (A) and (B). | 04-30-2009 |
| 20090117379 | SURFACE PROTECTION FILM - Disclosed is a surface protection film which has excellent initial adhesive force and can be easily removed from an object to which it is adhered. The adhesive force of this surface protection film does not undesirably increase as time passes. Specifically disclosed is a surface protection film wherein a rubber adhesive layer containing a rubber resin is arranged on a polyolefin substrate. The rubber resin is composed of a styrene elastomer which has a block copolymer of a styrene polymer block (A) and an olefin elastomer component (B), a block copolymer of a styrene polymer block (A) and a random copolymer block (B′) of styrene and an olefin, or a hydrogenated product of either of the block copolymers as a main component. The rubber adhesive layer has a tensile storage modulus at a frequency of 10 Hz of not less than 2.5×10 | 05-07-2009 |
| 20090252959 | CROSS-LINKABLE PRESSURE-SENSITIVE ADHESIVE FOR DETACHABLE SOFT PVC SUPPORTS - Self-adhesive articles comprising at least one backing and a pressure sensitive adhesive comprising
| 10-08-2009 |
| 20100080990 | SHEET FOR PROTECTING COATINGS - Provided is a sheet for protecting coatings that shows superior adhesiveness even to coatings often causing low adhesive by bleeding for example of leveling agent and others without a washing treatment and the like, retains its preferable adhesion state for an extended period of time, and is easily releasable when separated even after being bonded for an extended period of time. | 04-01-2010 |
| 20100092773 | Method of Affixation, and Pressure-Sensitive Adhesive for Use in Affixation - A pressure-sensitive adhesive is constituted at least by one or two kinds or more of a polymer and a tackifier, the polymer is selected from the polymer obtained by polymerizing olefin unsaturated-group containing polymerizable monomer by an ordinary method, a copolymer obtained by copolymerizing a monomer mixture containing two or more types of olefin unsaturated-group containing polymerizable monomer by an ordinary method, and natural rubber, wherein the pressure-sensitive adhesive for available affixation has substantially no initial tack value and exerts adhesion by pressurization processing. | 04-15-2010 |
| 20100092774 | PRESSURE SENSITIVE ADHESIVE FOR PAPER LABELS - Paper labels coated with a pressure sensitive adhesive (PSA), wherein
| 04-15-2010 |
| 20100227165 | WAFER PROCESSING TAPE - A wafer processing tape includes a release film having a large length; an adhesive layer formed on a first surface of the release film and having a predetermined planar shape; a pressure-sensitive adhesive film having a label portion and a surrounding portion surrounding outside the label portion; and a support member formed on a second surface of the release film opposite to the first surface on which the adhesive layer and the pressure-sensitive adhesive film are formed. The label portion has a predetermined planar shape and covers the adhesive layer so that the label portion contacts with the release film around the adhesive layer. The support member is disposed at both end portions of the release film in a short side direction of the release film. The support member has a coefficient of linear expansion of 300 ppm/° C. or less. | 09-09-2010 |
| 20100255302 | ADHESIVE FILM OR SHEET - [Problem] To provide an adhesive film or sheet for protecting the surfaces of articles having proper initial adhesive force, sufficiently suppressing an increase in the adhesive force after aged, maintaining a suitable adhesive force in a proper range despite of being subjected to thermal hysteresis to some extent or even after preserved for extended periods of time and, as desired, being capable of imparting a high degree of transparency to the adhesive film or sheet. | 10-07-2010 |
| 20110104488 | PRESSURE-SENSITIVE ADHESIVE COMPRISING A CROSSLINKABLE POLYOLEFIN AND A TACKIFIER RESIN - Pressure-sensitive adhesive comprising a crosslinkable polyolefin and at least one tackifier resin, wherein the polyolefin is composed of at least two monomers A and B and of at least one comonomer C amenable to crosslinking, the monomers A and B being selected from the group consisting of α-olefins, vinyl acetate, n-butyl acrylate and methyl methacrylate or, in the case of EPDM, a diene such as 5-ethylidene-2-norbornene, dicyclopentadiene or 5-vinyl-2-norbornene. | 05-05-2011 |
| 20110129667 | Adhesive compositions - Adhesive compositions comprising a first copolymer of butene-1 and propylene; a second copolymer of ethylene and a comonomer selected from butene-1, hexene-1, and octene-1; a polyolefin grafted with an ethylenically unsaturated carboxylic acid or acid derivative; and an olefin polymer resin, and multilayer structures comprising the adhesive composition. | 06-02-2011 |
| 20110223419 | SOLAR CELL BACKSHEET - Provided is a back sheet for a solar battery which holds an excellent gas barriering property and which is excellent in a weatherability and a light shielding property. | 09-15-2011 |
| 20110244232 | Processes for Forming Adhesive Blend Compositions - Continuous or continual in-line processes for forming adhesive polymer blend compositions are described, as well as the application of those blends to a variety of substrates. In one or more embodiments, a first polymer component is provided in a first vessel, and a second polymer component is provided in a second vessel. The first polymer component comprises one or more styrenic block copolymers and one or more hydrocarbon tackifier resins, and the second polymer component comprises a polyolefin. The first and second polymer components are extracted from their respective holding vessels, mixed, and applied to a substrate. In some embodiments, the first and second polymer components may further comprise various additives. Adhesive blend compositions formed from the inventive processes are also described. | 10-06-2011 |
| 20110262747 | ADHESIVES MADE FROM INTERPOLYMERS OF ETHYLENE/ALPHA-OLEFINS - An adhesive composition comprises: (i) at least one ethylene/α-olefin interpolymer, (ii) at least one tackifier; and (iii) an oil or a low molecular weight polymer. Preferably, the ethylene/α-olefin interpolymer has a M | 10-27-2011 |
| 20110293934 | Protein Adhesive Formulations with Amine-Epichlorohydrin and Isocyanate Additives - Disclosed is an adhesive composition comprising a protein component, an AE adduct component and an isocyanate component. Also disclosed is a composite and a method of making a composite comprising a substrate and the adhesive composition of the present invention. | 12-01-2011 |
| 20110318580 | Adhesive Tape for Manufacturing Electronic Components - There is provided an adhesive tape for manufacturing electronic components comprising a heat-resistant substrate and an adhesive layer containing an adhesive composition disposed on the heat-resistant substrate, wherein the adhesive composition comprises a phenoxy resin, a curing agent, an energy ray curable acrylic resin and a photoinitiator, and wherein the adhesive layer is cured by heat and an energy ray. | 12-29-2011 |
| 20120034459 | HEAT SEALING ADHESIVE TAPE AND CONSUMER PRODUCT DISPLAY - The object of the present invention provides a heat sealing adhesive tape which can adhere to various kinds of products to be treated comprising various polymer materials as the outer surface thereof in a sufficient heat sealing adhesive strength, and enables retention of the adhesive property even under a high heat and humidity. The object is resolved by providing a heat sealing adhesive tape comprising a base layer and a sealant layer formed on at least one surface of the base layer, the sealant layer comprising a hot melt composition comprising an ethylene-vinyl acetate copolymer, a styrenic block copolymer, and a tackifier, the composition having a melting point of 85° C. or lower and a melt flow rate (MFR) of 15.0 g/10 min. or less measured at 190° C. under a load of 2,160 g. | 02-09-2012 |
| 20120058335 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR NON-AQUEOUS BATTERY - The present invention relates to a pressure-sensitive adhesive tape for a non-aqueous battery, containing: a substrate and a pressure-sensitive adhesive layer on at least one side of the substrate, in which the pressure-sensitive adhesive layer contains 90 wt % or more of a polyisobutylene rubber, and in which a content of a polyisobutylene rubber having a molecular weight of 800,000 to 2,200,000 is in the range of 15 to 50 wt % based on the entire pressure-sensitive adhesive layer, a content of a polyisobutylene rubber having a molecular weight of 10,000 to 700,000 is in the range of 35 to 70 wt % based on the entire pressure-sensitive adhesive layer, and a content of a component having a molecular weight of 10,000 or less is 5 wt % or less based on the entire pressure-sensitive adhesive layer. | 03-08-2012 |
| 20120058336 | TEMPORARY FIXING SHEET FOR MANUFACTURING PROCESS OF ELECTRONIC PARTS - The present invention provides a temporary fixing sheet which firmly holds a ceramic sheet in a cutting step for the ceramic sheet and the like, can provide high cutting accuracy, and then can efficiently and easily peel a chip from itself by being cooled to a predetermined temperature or lower, with a high degree of freedom in designing and adequate handleability. The temporary fixing sheet includes a supporting substrate and a temporary fixing layer provided on at least one face thereof, wherein the temporary fixing layer contains a urethane polymer and a vinyl polymer. | 03-08-2012 |
| 20120070661 | PRESSURE-SENSITIVE ADHESIVE TAPE - A pressure-sensitive adhesive tape according to an embodiment of the present invention includes,
| 03-22-2012 |
| 20120141787 | MOISTURE CURABLE ISOBUTYLENE ADHESIVE COPOLYMERS - The disclose provides pressure-sensitive adhesives and adhesive sealants prepared from alkoxysilane modified, crosslinked isobutylene copolymers, and tape articles prepared therefrom. | 06-07-2012 |
| 20120202058 | PRESSURE-SENSITIVE ADHESIVE SHEET FOR SURFACE PROTECTION - A surface-protecting pressure-sensitive adhesive sheet includes: a substrate; and a pressure-sensitive adhesive layer that is provided on at least one side of the substrate and made from a polyester-based pressure-sensitive adhesive composition containing a crosslinking agent and a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit. The dibasic acid unit includes a dimer acid, the polyester has a weight average molecular weight of 20,000 to 200,000 and a glass transition temperature of −70 to −20° C. as measured using a differential scanning calorimeter at a temperature rise rate of 20° C./minute, the polyester-based pressure-sensitive adhesive composition has a hydroxyl value of 20 to 60 mgKOH/g, and the pressure-sensitive adhesive layer has a gel fraction of 85 to 99% by weight. | 08-09-2012 |
| 20120219796 | PAINT FILM-PROTECTING SHEET - A paint film-protecting sheet includes a pressure-sensitive adhesive layer on a support substrate. The pressure-sensitive adhesive layer is comprised of a non-crosslinked pressure-sensitive adhesive, which has a weight-average molecular weight of 65×10 | 08-30-2012 |
| 20120276380 | PRESSURE SENSITIVE ADHESIVES FOR LOW SURFACE ENERGY SUBSTRATES - A cured adhesive composition comprising: (a) a copolymer comprising the reaction product of: 65 to 94.5 wt % of a C?8#191 acrylate ester, 0.5 to 5 wt % of a polar cross-linkable monomer, and 5-30 wt % of a non polar monomer, wherein the copolymer has a weight average molecular weight of 400,000 to 2,200,000 grains/mole; (b) 30 to 70 parts of a hydrogenated hydrocarbon tackifier per 100 parts of the copolymer; and (c) 0.01 to 3 parts (solid/solid) of a cross-linking agent per 100 parts of the copolymer wherein the cured adhesive has a peel value greater than 6 N/cm when tested according to FINAT test method No. 2 on a low density polyethylene; and further wherein the cured adhesive has a shear value greater than 2000 minutes when tested according to FINAT test method No. 8 on low density polyethylene. The cured adhesive of this disclosure is found to exhibit excellent adhesion to low surface energy substrates. | 11-01-2012 |
| 20130011672 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive tape includes a core layer and a surface layer provided on one or both sides of the core layer. The core layer contains an acrylic polymer (A), and the surface layer contains an acrylic polymer (D) and a (meth)acrylic polymer (E) that includes, as a monomer unit, a (meth)acrylic monomer having a tricyclic or higher alicyclic structure and that has a weight average molecular weight of 1000 or more and less than 30000. | 01-10-2013 |
| 20130059149 | ADHESION PROMOTER SYSTEM, AND METHOD OF PRODUCING THE SAME - The instant invention is an adhesion promoter system, and method of producing the same. The adhesion promoter system comprises the admixing product of: (a) at least 60 percent by weight of a base polymer, based on the total weight of the solid content, wherein said base polymer comprises a propylene/ethylene copolymer composition, wherein said propylene/ethylene copolymer has a crystallinity in the range of from 1 percent by weight to 30 percent by weight, a heat of fusion in the range of from 2 Joules/gram to 50 Joules/gram), and a DSC melting point in the range of 25° C. to 110° C.; (b) less than 40 percent by weight of a functionalized polymer composition, based on the total weight of the solid content, wherein said functionalized polymer composition comprises homopolymers of propylene or copolymers of propylene with hexene, octene and/or other like alpha-olefins, the homopolymers or copolymers having a single unsaturation, a terminal succinic anhydride moiety, and additional succinic anhydride substitutions on the polypropylene backbone, where the succinic anhydride substitution ranges from about 5 to about 45 weight percent of functionalized polymer composition; (c) in the presence of one or more solvents at a temperature in the range of from 25° C. to 120° C. | 03-07-2013 |
| 20130115450 | PRESSURE-SENSITIVE ADHESIVE SHEET FOR OPTICAL MEMBER ADHESION - The present invention provide a pressure-sensitive adhesive sheet for optical member adhesion, which includes at least an acrylic pressure-sensitive adhesive layer, in which the acrylic pressure-sensitive adhesive layer has a storage modulus at 23° C. of from 1.0×10 | 05-09-2013 |
| 20130130027 | Adhesive Composition - A composition comprising a hot melt pressure-sensitive adhesive comprising a propylene-based polymer component having a melting point less than or equal to about 130° C. and a triad tacticity greater than about 75%, and free of or having a low block copolymer content. Also, an adhesive article comprising the composition. | 05-23-2013 |
| 20130183523 | PAINT COAT-PROTECTING REMOVABLE PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention is a paint coat-protecting removable pressure-sensitive adhesive sheet comprising a base sheet, and a pressure-sensitive adhesive layer that is provided on the base sheet, the pressure-sensitive adhesive layer being formed of an emulsion pressure-sensitive adhesive composition that includes an emulsion of an ethylene-vinyl carboxylate copolymer as a main component. The present invention provides a paint coat-protecting removable pressure-sensitive adhesive sheet that does not cause swelling, whitening, and adhesive transfer even when the pressure-sensitive adhesive sheet is attached to the surface of a paint coat that has not been sufficiently dried (i.e., contains a small amount of solvent) or has not been sufficiently cured after drying, and removed from the paint coat. | 07-18-2013 |
| 20130244030 | SURFACE PROTECTION SHEET - The present invention provides surface protection sheet | 09-19-2013 |
| 20140011026 | ADHESIVE TAPE FOR PROCESSING SEMICONDUCTOR WAFER AND THE LIKE - An object of the present invention is to provide an adhesive tape for processing a semiconductor wafer or the like, which is capable of inhibiting electrical charging in a stable manner. The adhesive tape (dicing tape) ( | 01-09-2014 |
| 20140017491 | Non-Flowing Silicone Adhesive - Adhesive formulations are described that upon sufficient curing and drying, are not sticky or tacky at room temperature, yet can be heat bonded. The adhesives are particularly useful for use in bonding brake components together and find wide application in vehicle brake systems. When used in such systems, the adhesives do not flow in parking applications yet sufficiently dampen vibration in slowing or stopping applications to counter brake squeal. The adhesives can be provided in a tape form and used for bonding brake shims to brake pads in electronic parking brake systems. | 01-16-2014 |
| 20140044962 | ADHESIVE COMPOSITION, FILM ADHESIVE, AND BONDING METHOD - An adhesive composition including an elastomer as a main component, an adhesive layer prepared from the adhesive composition having (i) a storage modulus (G′) of not less than 20,000 Pa at 220° C. and/or (ii) a loss modulus (G″) of not less than 20,000 Pa at 220° C. | 02-13-2014 |
| 20140147669 | ADHESIVES AND USE THEREOF - The invention provides adhesives and methods of using the adhesives to bond substrates together, and to articles of manufacture comprising the adhesives. It has been discovered that an adhesive with a polymer content greater than 70 weight percent can be formulated with a blend of (i) a metallocene catalyzed polypropylene polymer that has a density range of about 0.70 to about 0.91 g/cm | 05-29-2014 |
| 20140363668 | AQUEOUS DISPERSION TYPE ADHESIVE - The present invention provides an aqueous dispersion type adhesive which is excellent in adhesion and is accurately ejected through a nozzle without fouling the nozzle when the adhesive is applied by a nozzle coater, and a paper product obtainable by applying the aqueous dispersion type adhesive. An aqueous dispersion type adhesive including an ethylene-vinyl acetate based modified emulsion and a plasticizer, the plasticizer containing an acetyl group-containing compound, is excellent in adhesive strength and does not cause fouling of a nozzle when the adhesive is ejected through the nozzle of a nozzle coater. When the acetyl group-containing compound contains triacetin, adhesion between a paper and a metal foil is improved, and thus fouling of a nozzle is less likely to occur. Moreover, when the ethylene-vinyl acetate based modified emulsion contains a modification having a carboxyl group attached thereto, fouling of a nozzle is much less likely to occur, preferably. | 12-11-2014 |
| 20140377554 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure-sensitive adhesive composition, a pressure-sensitive adhesive film, and an organic electronic device. The exemplary pressure-sensitive adhesive composition may provide an encapsulating layer of the pressure-sensitive adhesive film and the organic electronic device, which exhibits excellent moisture blocking property, transparency, durability and reliability at a high temperature and high humidity, step difference compensating property and adhesive strength. | 12-25-2014 |
| 20150037579 | HOT MELT ADHESIVE COMPOSITION FOR BONDING PACKS OF CONTAINERS - The present invention relates to a hot melt adhesive composition comprising homogeneous linear or substantially linear ethylene/alpha-olefin interpolymers, block copolymers, tackifying resins and waxes, and their use in the bonding of bundles of containers such as bottles or cans into packs. | 02-05-2015 |
| 20150056443 | Adhesive Composition and Article - An adhesive composition blend and an article are disclosed. The adhesive composition blend includes a higher-melt fluoropolymer component having a melting point greater than a predetermined maximum service temperature and a lower-melt fluoropolymer component having a melting point less than a predetermined applying temperature. The melting point of the higher-melt fluoropolymer is at least 20° C. greater than the melting point of the lower-melt fluoropolymer. Additionally or alternatively, the adhesive composition blend includes a higher-melt fluoropolymer component having a melting point between about 200° C. and about 330° C. and a lower-melt fluoropolymer component having a melting point between about 100° C. and about 260° C. The article includes a substrate and the adhesive. | 02-26-2015 |
| 20150056444 | Adhesive Manufacturing Process, an Adhesive, and an Article - An adhesive manufacturing process, an adhesive, and an article are disclosed. The adhesive manufacturing process includes blending a lower-melt fluoropolymer having a melting point that is less than a first temperature with a fluoropolymer powder having a melting point that is greater than a second temperature to form an adhesive and applying the adhesive to a surface at the first temperature. The adhesive is configured to be exposed to the second temperature. The adhesive includes the lower-melt fluoropolymer and the fluoropolymer powder blended with the lower-melt fluoropolymer. The article includes a surface and the adhesive applied to the surface at an applying temperature. | 02-26-2015 |
| 20150111034 | COMPOSITIONS WITH A GRAFTED POLYOLEFIN COPOLYMER HAVING CONSTITUENTS OF AN UNSATURATED MONOMER, AN OLEFIN ELASTOMER, AND A LONG-CHAIN BRANCHED POLYOLEFIN - The present disclosure provides a polyolefin-based composition, suitable for use as a tie-layer adhesive composition, and a process for making the polyolefin-based composition. The polyolefin-based composition is made from and/or contains a grafted polyolefin copolymer composition, a base resin composition, and optionally, an additives composition. The grafted polyolefin copolymer composition is made from and/or contains a grafted polyolefin composition, an olefin elastomer composition, and a long-chain branched polyolefin composition. The grafted polyolefin is coupled to the olefin elastomer and the long-chain branched polyolefin. | 04-23-2015 |
| 20150322306 | Adhesive Composition for Protective Film on Painting, and Manufacturing Process Thereof - To provide An adhesive composition for a protective film to suppress a surface pollution and adhesive residue on a painting surface. | 11-12-2015 |
| 20150353785 | PRESSURE-SENSITIVE ADHESIVE COMPOSITIONS AND ADHESIVE ARTICLES INCLUDING THE SAME - A pressure-sensitive adhesive composition comprises a polyvinyl ether polymer. The polyvinyl ether polymer comprises 2-alkylalkoxyethylene monomeric units independently represented by the formula wherein R | 12-10-2015 |
| 20160040044 | POLYOLEFIN-BASED COMPOSITIONS, ADHESIVES, AND RELATED MULTI-LAYERED STRUCTURES PREPARED THEREFROM - The present disclosure provides a polyolefin-based composition made from or containing (A) a first grafted polyolefin composition, (B) a second grafted polyolefin composition made from or containing a first metallocene-catalyzed linear low density polyethylene grafted with an unsaturated monomer, (C) a second metallocene-catalyzed linear low density polyethylene composition, (D) a Ziegler-Natta-catalyzed linear low density polyethylene composition, (E) an elastomeric composition made from or containing (i) an elastomeric ethylene copolymer and (ii) an ethylene-propylene elastomer, and (F) a tackifier composition. Optionally, the polyolefin-based composition may be further made from or contain an additives composition. The polymeric composition is suitable for use as a tie-layer adhesive composition. | 02-11-2016 |
| 20160053144 | LAMINATE, PROTECTIVE FILM AND METHOD FOR MANUFACTURING LAMINATE - The present invention relates to a laminate including an adhesive layer that hardly suffers from adhesive transfer and exhibits a good adhesive strength, and a substrate layer, a protective film including the laminate, and a process for producing the laminate. The laminate of the present invention includes an adhesive layer and a substrate layer, in which the adhesive layer includes a hydrogenated product of a copolymer containing a constitutional unit (a) derived from an aromatic vinyl compound and a constitutional unit (b) derived from a conjugated diene; a content of a constitutional unit (b1) derived from farnesene in a whole amount of the constitutional unit (b) derived from the conjugated diene is from 1 to 100% by mass, and a content of a constitutional unit (b2) derived from a conjugated diene other than farnesene in a whole amount of the constitutional unit (b) derived from the conjugated diene is from 0 to 99% by mass; and a hydrogenation rate of carbon-carbon double bonds in the constitutional unit (b) derived from the conjugated diene is 50 mol % or more. | 02-25-2016 |
| 20160117958 | PRESSURE SENSITIVE ADHESIVE COMPOSITONS - Disclosed are removable pressure sensitive adhesive compositions (PSAs) useful with facestocks and/or packaging labels designed to be removed in the recycling of polymeric packaging. The PSAs of the invention include (a) at least one monomer which may undergo free radical polymerization and whose homopolymer has a glass transition temperature of less than or equal to 10° C., (b) at least one mono-olefinically unsaturated monomer having aldehyde or ketone functionality, and (c) an effective amount of at least one polyhydrazide crosslinker having hydrazine functionality. The PSA composition of the invention exhibits a peel adhesion value of between about 0.4 lbs/in (70 N/m) and about 4 lbs/in (700 N/m), and the percent film remaining on the polymeric packaging after a sink-float testing is 0% to about 8%. | 04-28-2016 |
| 20080248298 | Method For Surface Hardening Substances By Application of Particularly Transparent Polymethacrylate Layers - The present invention describes a process for the surface finishing of materials via application of specific polymethacrylate layers. The polymethacrylate layers are composed of blends of at least two (co)polymers of polymethacrylates, and specific “reactive monomers” are present here in a polymerized mixture which forms the polymethacrylate layer. At the application temperature established, these form a chemical and, where appropriate, also a physical bond to the substrate, and therefore have adhesion-promoting action. | 10-09-2008 |
| 20140162060 | STRIPPABLE ADHESION COMPOSITION AND USES THEREOF - The invention relates to a strippable adhesion composition, and it has the advantage of good stripability. The invention also provides a strippable material and method for manufacturing the same and an electronic device and method for manufacturing the same. | 06-12-2014 |
| 20150329744 | FILM FOR TIRE INNER LINER AND METHOD FOR MANUFACTURING THE SAME - This disclosure relates to a film for an inner liner including a base film layer and an adhesive layer, the base film layer including a polyamide-based resin, a specific copolymer, and a polymer crystallization retardant, and a method for manufacturing the same. | 11-19-2015 |
| 20090123747 | Adhesive composition for semiconductor, semiconductor device making use of the same and process for producing semiconductor device - [Problems] To provided an adhesive composition for semiconductor that permits handling without an occurrence of cracking or peeling off even when being flexed, that at the time of laminating, permits laminating on the electrode side of a semiconductor wafer provided with bump electrodes of which bump electrodes have a narrow pitch and a high pin proportion, that at the time of dicing, permits a high-speed cutting without any dicing dust contamination or defect, and that facilitates detection of alignment marks at the time of dicing and flip chip assembly. | 05-14-2009 |
| 20090142592 | TAPE FOR LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE HEAD - A liquid discharge head comprises a discharge port member provided with a discharge port to discharge a liquid and a tape having an adhesive layer comprising an adhesive, which tape adheres to a surface having the discharge port of the discharge port member so that the discharge port is sealed through the adhesive layer. The adhesive contains a compound having at least one of an epoxy group and an oxetanyl group and a compound having a ketimine group. | 06-04-2009 |
| 20100196705 | METHOD OF MAKING AND USING SHAPE MEMORY POLYMER COMPOSITE PATCHES - A method of repairing a composite component having a damaged area including: laying a composite patch over the damaged area; activating the shape memory polymer resin to easily and quickly mold said patch to said damaged area; deactivating said shape memory polymer so that said composite patch retains the molded shape; and bonding said composite patch to said damaged part. | 08-05-2010 |
| 20110064948 | DICING TAPE AND DIE ATTACH ADHESIVE WITH PATTERNED BACKING - Provided are a tape, apparatus, and method that relate generally to a single layer adhesive which functions as a dicing tape and also as a die attach adhesive for dicing thinned wafers and subsequent die attach operations of the diced chips in semiconductor device fabrication. The tape, apparatus, and method include a backing with a surface modification that includes a pattern. | 03-17-2011 |
| 20110070436 | ADHESIVE COMPOSITIONS FOR USE IN DIE ATTACH APPLICATIONS - Novel adhesive compositions that can be used in the die attach process. The adhesives include a curable resin component, a curing agent, and a block copolymer additive. The block copolymer additive has a glass transition temperature of at least about 40° C. The block copolymer additive improves the affinity of the adhesive composition to a hydrophilic substrate, such as a silicon wafer, during the die pickup process. Also disclosed is an assembly which includes a hydrophilic substrate and a layer of adhesive and methods of producing the assembly. | 03-24-2011 |
| 20110070437 | Insulating tape - An object of the present invention is to provide an insulating tape superior in durability in appearance that is resistant to yellowing even when used under severe environment (for example, under high-temperature and high-humidity condition) or for an extended period of time and also to deterioration in appearance of the device employing the insulating tape. The insulating tape includes a plastic film base and a pressure-sensitive adhesive layer formed on at least one side of the plastic film base, the insulating tape has a b* value after storage in an environment of 85° C. and 85% RH for 500 hours of 3.0 or less. | 03-24-2011 |
| 20110143136 | FLUOROPOLYMER FILM WITH EPOXY ADHESIVE - Protective articles are provided which include a fluoropolymer film and an epoxy adhesive, borne on at least one surface of the fluoropolymer film. The Protective articles include multilayer articles comprising a) a fluoroplastic layer, in contact with b) at least one curable adhesive layer, comprising a mixture of an uncured epoxide resin and curative agents selected from the group consisting of dicyandiamide, 4,4-aminophenyl disulfide, guanidine carbonate, thiourea and combinations thereof. Most typically, the curative agent includes dicyandiamide and in some embodiments consists essentially of dicyandiamide. | 06-16-2011 |
| 20110159284 | ADHESIVE COMPOSITION FOR SEMICONDUCTOR DEVICE AND DIE ATTACH FILM - An adhesive composition for a semiconductor device and a die attach film for a semiconductor device, the adhesive composition including about 50 to about 80 parts by weight of an elastomeric resin; about 10 to about 20 parts by weight of an epoxy resin, the epoxy resin including a difunctional epoxy resin and polyfunctional epoxy resins and the difunctional epoxy resin being present in an amount of about 20 to about 60 parts by weight with respect to 100 parts by weight of the epoxy resin; about 1 to about 10 parts by weight of a curable resin; about 0.01 to about 10 parts by weight of a curing accelerator; about 0.01 to about 10 parts by weight of a silane coupling agent; and about 5 to about 10 parts by weight of a filler. | 06-30-2011 |
| 20110223420 | ADHESIVE COMPOSITION AND SHEET FOR FORMING SEMICONDUCTOR WAFER-PROTECTIVE FILM - There is disclosed an adhesive composition containing: (A) 100 parts by mass of a phenoxy resin; (B) 5 to 200 parts by mass of an epoxy resin; (C) 1 to 20 parts by mass of an alkoxysilane-partial hydrolytic condensate which is a partial hydrolytic condensate of alkoxysilane including one kind or two or more kinds of alkoxysilane represented by the following general formulae (1) and (2), wherein the weight average molecular weight is 300 or more and 30,000 or less and an amount of residual alkoxy is 2 wt % or more and 50 wt % or less; (D) a curing catalyst for an epoxy resin; (E) an inorganic filler; and (F) a polar solvent having a boiling point of 80° C. to 180° C. and a surface tension of 20 to 30 dyne/cm at 25° C. There can be a sheet for forming a semiconductor wafer-protective film and an adhesive composition capable of forming a protective film excellent in evenness, cutting characteristics and adhesiveness. | 09-15-2011 |
| 20110256396 | METHOD OF MINIMIZING RESIDUE ADHESION FOR THERMO-REVERSIBLE DRY ADHESIVES - One embodiment of the invention includes a method of joining two substrates with multilayer thermo-reversible dry adhesives and separating the two bonded substrates by completely thermally reversing the adhesion via heating. | 10-20-2011 |
| 20120003470 | ACTIVE ENERGY RAY-CURABLE PRESSURE-SENSITIVE ADHESIVE FOR RE-RELEASE AND DICING DIE-BONDING FILM - Provided is an active energy ray-curable pressure-sensitive adhesive for re-release, which has a small influence on an environment or a human body, can be easily handled, can largely change its pressure-sensitive adhesiveness before and after irradiation with an active energy ray, and can express high pressure-sensitive adhesiveness before the irradiation with the active energy ray and express high releasability after the irradiation with the active energy ray. The active energy ray-curable pressure-sensitive adhesive for re-release includes an active energy ray-curable polymer (P), in which the polymer (P) includes one of a polymer obtained by causing a carboxyl group-containing polymer (P3) and an oxazoline group-containing monomer (m3) to react with each other, and a polymer obtained by causing an oxazoline group-containing polymer (P4) and a carboxyl group-containing monomer (m2) to react with each other. | 01-05-2012 |
| 20120171484 | Dual Crosslinked Tackified Pressure Sensitive Adhesive - Tackfied PSAs and tapes comprising a copolymer based on an acrylic backbone, with a glycidyl monomer, unsaturated carboxylic acid monomer and a tackifier, said adhesives being dual curable and having combination of outstanding peel adhesion on the LSE substrates, high temperature shear performance, excellent stress relieving properties and excellent converting properties. | 07-05-2012 |
| 20120213993 | ADHESIVE COMPOSITION AND ADHESIVE DRY FILM - An adhesive composition useful in bonding a protective glass with a silicon substrate of a semiconductor device contains (A) an epoxy-containing high-molecular compound and (B) a solvent. The compound (A) has a weight average molecular weight of 3,000 to 500,000 and repeating units represented by the following formula (1): | 08-23-2012 |
| 20120263950 | PRESSURE-SENSITIVE ADHESIVE DISPERSION COMPRISING POLYMERS WITH UREIDO GROUPS OR UREIDO-ANALOGOUS GROUPS AND WITH GLYCIDYL GROUPS - A description is given of a pressure-sensitive adhesive dispersion comprising a water-dispersed polymer P1 formed by emulsion polymerization. The polymer P1 is formed from a monomer mixture comprising (a) at least 40% by weight of C4 to C20 alkyl (meth)acrylates which when polymerized as homopolymers have a glass transition temperature of −30° C. or less, (b) at least 0.05% by weight of (meth)acrylate monomers having a substituent of the formula | 10-18-2012 |
| 20120301717 | POLYESTER ADHESIVE COMPOSITION - The present invention has an object to provide a solvent-free polyester-based adhesive composition having good coatability and capable of forming an adhesive that shows good adhesion performance. The present invention provides a polyester-based adhesive composition containing a polyester having Mw of from 1×10 | 11-29-2012 |
| 20130029148 | MATTE FINISH POLYIMIDE FILMS AND METHODS RELATING THERETO - The present disclosure is directed to a base film having a chemically converted polyimide, a particulate polyimide matting agent having a density from 1.3 to 1.5 g/cc and a low conductivity carbon black. The particulate polyimide matting agent is present in an amount from 1.6 to 20 weight percent of the base film. | 01-31-2013 |
| 20130078464 | VEGETABLE OIL-BASED PRESSURE SENSITIVE ADHESIVES - A pressure sensitive adhesive construct comprising:
| 03-28-2013 |
| 20130196152 | PRESSURE-SENSITIVE ADHESIVES WITH ACID-EPOXY CROSSLINKING SYSTEMS - A pre-adhesive composition is described comprising an acid-functional (meth)acryloyl copolymer and epoxy resin, which when crosslinked with or without using an ionic photoacid generator (PAG) provides a (e.g. pressure-sensitive) adhesive. | 08-01-2013 |
| 20130196153 | PRESSURE-SENSITIVE ADHESIVES WITH ONIUM-EPOXY CROSSLINKING SYSTEM - A pre-adhesive composition is described comprising an acid- and epoxy-functional (meth)acryloyl copolymer, which when crosslinked with or without using an ionic photoacid generator (PAG) provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles having desirable properties. | 08-01-2013 |
| 20140050919 | RESIN COMPOSITION, TWO-PACK TYPE ADHESIVE FOR LAMINATES, MULTILAYER FILM, AND BACK SHEET FOR SOLAR CELLS - Provided are a resin composition with high adhesion to substrates under hot and humid conditions, a two-part laminate adhesive containing the resin composition, and a laminated film and backsheet for solar cells including a layer of the adhesive. The resin composition contains, as essential components, a polyester polyurethane polyol (A) having a branched structure in a molecule thereof and having a weight average molecular weight (Mw) of 25,000 to 200,000 and a molecular weight distribution (Mw/Mn) of 2.5 to 25; a hydroxyl-containing epoxy resin (B) having a number average molecular weight (Mn) of 300 to 5,000; a hydroxyl-containing polycarbonate resin (C) having a number average molecular weight (Mn) of 300 to 3,000; and a polyisocyanate (D). | 02-20-2014 |
| 20140072800 | COATED ARTICLE COMPRISING A CURABLE COMPOSITION COMPRISING BIS-BENZOXAZINE AND AN AMINO-FUNCTIONALIZED TRIAZINE - The present invention deals with a novel coated article comprising a substrate and a curable adhesive bonding layer in adhering contact with said substrate wherein said substrate is a polymeric sheet or film and said curable adhesive bonding layer comprises a curable composition comprising a bis-benzoxazine and an amino-functionalized triazine composition. The coated article hereof is useful in the manufacture of encapsulated printed wiring boards, especially flexible printed wiring boards. | 03-13-2014 |
| 20140220337 | ADHESIVE COMPOSITIONS FOR USE IN DIE ATTACH APPLICATIONS - Novel adhesive compositions that can be used in the die attach process. The adhesives include a curable resin component, a curing agent, and a block copolymer additive. The block copolymer additive has a glass transition temperature of at least about 40° C. The block copolymer additive improves the affinity of the adhesive composition to a hydrophilic substrate, such as a silicon wafer, during the die pickup process. Also disclosed is an assembly which includes a hydrophilic substrate and a layer of adhesive and methods of producing the assembly. | 08-07-2014 |
| 20140342153 | VEGETABLE OIL-BASED PRESSURE-SENSITIVE ADHESIVES - One embodiment is a pressure sensitive adhesive construct comprising:
| 11-20-2014 |
| 20140349109 | PRESSURE SENSITIVE ADHESIVES BASED ON CARBOXYLIC ACIDS AND EPOXIDES - A method for making a pressure sensitive adhesive comprising:
| 11-27-2014 |
| 20150064461 | ENVIRONMENT-FRIENDLY ADHESIVE COMPOSITION AND TAPE MANUFACTURED USING THE SAME - An environment-friendly adhesive composition is provided that includes about 10 to about 70 parts by weight of a tackifying agent base including an acryl-based attaching agent as a raw material, about 5 to about 40 parts by weight of a terpene-based tackiness improver, about 0.5 to about 5 parts by weight of an epoxy-based crosslinking agent, about 5 to about 60 parts by weight of a flame retardant, and a combination thereof, based on 100 parts by weight of a solvent excluding benzene, toluene and xylene (BTX). The flame retardant includes at least one selected from a group consisting of a halogen-based flame retardant, an antimony flame retardant, and a phosphorus-based flame retardant. The adhesive composition and a tape manufactured using the same may be used exclusively in a vehicle industry, and in various electronic industries. | 03-05-2015 |
| 20150086783 | RESIN COMPOSITIONS FOR COATING SUBSTRATES TO IMPROVE SEALING PERFORMANCE - The present invention is directed to compositions useful for sealing substrates and substrates coated therewith. Additionally, methods of sealing and improving sealing performance using such compositions are provided. | 03-26-2015 |
| 20150111035 | THERMOSETTING RESIN COMPOSITION, THERMOSETTING ADHESIVE SHEET, AND METHOD OF PRODUCING THERMOSETTING ADHESIVE SHEET - A thermosetting resin composition has good storage properties at room temperature and an unreacted epoxy resin etc. are less likely to exude therefrom during heat compression molding. The thermosetting resin composition contains an acrylic copolymer including an epoxy group-containing (meth)acrylate unit, an epoxy resin, and a curing agent for an epoxy resin. In this thermosetting resin composition, epoxy groups in at least the acrylic copolymer are partially cross-linked with an amine compound and a thiol compound having 2 to 4 thiol groups per molecule, and the curing agent for an epoxy resin is an organic acid dihydrazide. | 04-23-2015 |
| 20160002502 | CONDUCTIVE LAMINATE - Provided are a conductive laminate, a method of manufacturing the same, and an electronic device including the same. The conductive laminate may prevent bubbles from being generated from a pressure-sensitive adhesive layer during thermal treatment for crystallizing a conductive layer. | 01-07-2016 |
| 20160040045 | ADHESIVE FILM FOR UNDERFILL, ADHESIVE FILM FOR UNDERFILL INTEGRATED WITH TAPE FOR GRINDING REAR SURFACE, ADHESIVE FILM FOR UNDERFILL INTEGRATED WITH DICING TAPE, AND SEMICONDUCTOR DEVICE - The present invention provides an adhesive film for underfill that is capable of increasing a glass transition temperature without losing flexibility. The present invention relates to an adhesive film for underfill containing resin components containing an epoxy resin having a number average molecular weight of 600 or less, a phenol resin having a number average molecular weight exceeding 500, and an elastomer in which a content of the epoxy resin in the resin components is 5 to 50% by weight, and the content of the phenol resin in the resin components is 5 to 50% by weight. | 02-11-2016 |
| 20160068627 | EPOXY RESINS COMPRISING A PYRAZINE-CONTAINING COMPOUND - Described herein is a curable composition comprising: a crosslinkable epoxy resin; a curing agent; and a compound, wherein the compound comprises a pyrazine moiety but not a primary amine | 03-10-2016 |
| 20160160094 | Adhesive Composition, Adhesive Sheet, and Method for Producing Semiconductor Device - An adhesive composition includes an acrylic polymer (A) having a weight-average molecular weight (Mw) of 350,000 or higher obtained by polymerizing an acrylic monomer by living radical polymerization using an organotellurium-containing compound as the polymerization initiator, an epoxy thermosetting resin (B), and a thermosetting agent (C). The adhesive composition is capable of joining with sufficient adhesive strength and capable of achieving high package reliability in a semiconductor device. | 06-09-2016 |
| 20160194535 | VEGETABLE OIL-BASED PRESSURE SENSITIVE ADHESIVES | 07-07-2016 |
| 20160200895 | ACID-MODIFIED EPOXIDIZED VEGETABLE OIL AND (METH)ACRYLIC COPOLYMER CURABLE OR CURED COMPOSITIONS | 07-14-2016 |
| 20160200953 | METHODS AND FORMULATIONS FOR SUPERHYDROPHIC, SELF-CLEANING, AND ICEPHOBIC POLYMER COATINGS AND OBJECTS HAVING COATINGS THEREON | 07-14-2016 |
| 20180026003 | ELECTRICALLY CONDUCTIVE ADHESIVE FILM AND DICING DIE BONDING FILM | 01-25-2018 |
| 20080226907 | Label Comprising a Liquid-Sensitive Adhesive Coating, Use of Such a Label, Method for Automatically Applying a Label Comprising a Liquid-Sensitive Adhesive Coating, and Method for the Production of a Label Paper - The invention relates to a label comprising a liquid-sensitive adhesive coating on the rear face thereof. The adhesive coating is based on natural biopolymers and the derivatives thereof and/or synthetic polymers that can be activated by means of liquid. Also disclosed are the use of such a label, a method for automatically applying a label to a receptacle, and a method for producing a label paper. | 09-18-2008 |
| 20110086222 | Selectively-Releasable Adhesives That Include A Glycosominoglycan - In one embodiment, a selectively-releasable adhesive includes a copolymer formed from a multifunctional alcohol, a multifunctional carboxylic acid, and a glycosaminoglycan (GAG). In one embodiment, an adhesive article includes a backing material having a surface and a layer of adhesive provided on the surface, the adhesive layer having an outer surface opposite to a surface that contacts the backing material, the outer surface being at least partly composed of a copolymer formed from a multifunctional alcohol, a multifunctional carboxylic acid, and a glycosaminoglycan (GAG). | 04-14-2011 |
| 20130011671 | ARTICLE AND AN ADHESIVE FOR A ROLL-SHAPED PAPER - This invention provides an adhesive for roll-shaped paper which has a high initial adhesiveness and causes the paper to peel easily without making the application surface sticky, and a roll-shaped paper on which this adhesive for roll-shaped paper is applied. An adhesive for roll-shaped paper, comprising a saccharide (A), a viscosity modifier (B), and a glycol and/or triol (C), is provided. The adhesive has excellent initial adhesiveness as well as excellent peeling ability, and does not produce stickiness. The adhesive for roll-shaped paper of this invention is applied at the start of the winding of the roll-shaped paper and it can be used in an especially useful manner as a pick-up agent. | 01-10-2013 |
| 20130224482 | DILUENTS FOR CROSSLINKER-CONTAINING ADHESIVE COMPOSITIONS - The disclosure relates to an adhesive composition for bonding lignocellulosic substrates. The adhesive composition contains a crosslinker and a non-urea diluent where the non-urea diluent is present in an amount from about 0.01 to about 75 weight % based on the total wet weight of the composition and where the crosslinker contains essentially no formaldehyde and contains no urea. Also disclosed is the adhesive further containing an aqueous mixture of a protein source. The disclosure also relates to a process for making lignocellulosic composites utilizing the disclosed adhesive composition and to the lignocellulosic composites made using the disclosed process. | 08-29-2013 |
| 20130330549 | PRESSURE SENSITIVE ADHESIVES, COATINGS, AND FILMS FROM PLANT OILS - Compositions useful for preparing pressure sensitive adhesives, coatings, and/or films are provided, along with methods of making and using the same. The compositions are made from renewable, plant-based materials. The compositions comprise plant oil triglycerides that are polymerized and crosslinked to yield polymer matrices. Plant-based carriers and/or tackifiers can be used in the invention, including epoxidized plant oil triglycerides, acrylated epoxidized plant oil triglycerides, and dihydroxylated plant oil triglycerides. Natural tackifiers such as rosin esters and terpenes can also be used in the compositions. Dihydroxylated plant oil triglyceride tackifiers for use in biobased and synthetic adhesives are also provided. | 12-12-2013 |
| 20150361310 | ADHESIVES THAT INCLUDE HIGHLY-PLASTICIZED CELLULOSE ESTERS AND METHODS AND ARTICLES RELATING THERETO - In some instances, adhesives may include a cellulose ester and a plasticizer in an amount of about 15% or greater by weight of the adhesive, wherein the plasticizer comprises a nonionic surfactant. In some instances, adhesives may include a cellulose ester and a mixture of two or more plasticizers in an amount of about 15% or greater by weight of the adhesive, wherein a melt flow index of the adhesive melt is greater than comparable adhesive melts that comprise the cellulose ester and only one of the plasticizers at the same amount. | 12-17-2015 |
| 20160096985 | ADHESIVES CONTAINING A RESIN, A KRAFT LIGNIN, AND A SURFACTANT AND METHODS FOR MAKING AND USING SAME - Adhesives containing an aldehyde-based resin, a kraft lignin, and a surfactant and methods for making and using same are provided. In one or more embodiments, the adhesive can include an aldehyde-based resin; a kraft lignin; a surfactant; an alkaline compound; and water. The adhesive can have a viscosity of about 500 cP to about 5,000 cP, at a temperature of about 25° C. In one example, the adhesive can include about 20 wt % to about 40 wt % of the aldehyde-based resin, about 1 wt % to about 15 wt % of the kraft lignin, about 0.05 wt % to about 2 wt % of the surfactant, about 0.5 wt % to about 10 wt % of the alkaline compound, and about 45 wt % to about 70 wt % of water, where all weight percent values are based on a combined weight of the aldehyde-based resin, the kraft lignin, the surfactant, the alkaline compound, and the water. | 04-07-2016 |
| 20220135854 | IMPROVED CORRUGATING ADHESIVES - Disclosed herein is a starch based corrugating adhesive comprising modified starch, and methods for making such corrugating adhesive. In some embodiments, the corrugating adhesive may contain a carrier component comprising a gelatinized modified starch, and a suspended component comprising a granular modified starch. In some embodiments, the granular and gelatinized modified starch may be from the same base starch. In some embodiments, the modified starch is obtained from a starch having an amylose content between about 30% and less than 40%. Also disclosed herein are corrugated materials made using the corrugating adhesives described herein. | 05-05-2022 |
| 20080241528 | Polyester-Amide Based Hot Melt Adhesives - The use of a polyester-amide in a hot melt adhesive formulation, wherein the polyester-amide includes a short aliphatic dicarboxylic acid functionality and a short symmetrical, crystallizing amid diol functionality. | 10-02-2008 |
| 20080268242 | SILICONE PRESSURE SENSITIVE ADHESIVE AND ARTICLES - Pressure sensitive adhesive compositions comprising an unreactive mixture of polydiorganosiloxane polyurea copolymer, diluent, and silicate tackifying resin. The compositions are useful for articles such as medical devices. | 10-30-2008 |
| 20090017299 | THERMOSENSITIVE ADHESIVE MATERIAL - An object of the present invention is to provide a thermosensitive adhesive material which is superior in blocking resistance when not active and which has adequate adhesion in a wide temperature range to a target with little smoothness such as corrugated fiberboard. Specifically, the present invention relates to a thermosensitive adhesive material including a support, and a thermosensitive adhesive layer provided on one surface of the support, the thermosensitive adhesive layer containing as essential components a thermoplastic resin and a hot-melt material that melts when heated, wherein the thermoplastic resin contains as a main component a (meth)acrylic copolymer in which acrylonitrile, a monomer component, occupies 5% by mass to 20% by mass of all monomer components, and wherein the glass transition temperature of the copolymer is in the range of −70° C. to −30° C. | 01-15-2009 |
| 20090053520 | Adhesive Composition and Process - There is disclosed a curable PSA made by a solventless single stage polymerisation of the following materials: from about 10% to about 80% by weight of at least one polyol which has molecular weight at least 1000 daltons; from about 0.5% to about 20% at least one poly-isocyanate(s) from about 0.1% to about 10%, by weight of at least one hydroxyl(meth)acrylate(s); from about 10% to about 80% by weight of one or more tackifier resins. | 02-26-2009 |
| 20090104445 | OPTICAL PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE ATTACHED OPTICAL FILM, AND IMAGE DISPLAY - An object of the invention is to provide an optical pressure-sensitive adhesive that is for use in pressure-sensitive adhesive attached optical films and so on, includes an acrylic copolymer and is less likely to cause display unevenness in the peripheral portion of a display screen. An optical pressure-sensitive adhesive, comprising: an acrylic copolymer containing alkyl (meth)acrylate (a1) and N-(2-hydroxyethyl)(meth)acrylamide (a2) as a monomer unit. | 04-23-2009 |
| 20090311526 | Adhesive composition, film adhesive, and heat treatment method - An adhesive composition of the present invention contains, as a main composition, a polymer obtained by copolymerizing a monomer composition containing a monomer having a maleimide group, and further contains a thermal polymerization inhibitor. As a result, it is possible to provide an adhesive composition that allows forming an adhesive layer that is excellently dissolved after the adhesive layer has been subjected to a high-temperature process. | 12-17-2009 |
| 20100015443 | ADHERENCE SUBSTANCE, PRESSURE SENSITIVE ADHESIVE SHEET AND ITS USE - To provide an adherence substance which has a low viscosity and good coatability, can be made solvent free, has good adhesion to an adherend and at the same time has excellent removability, can suppress peel electrostatic charge and is excellent in high speed peeling performance. | 01-21-2010 |
| 20100119821 | SOLVENTLESS LAMINATING ADHESIVE AND PROCESS FOR PRODUCTION OF COMPOSITE FILM - A solventless laminating adhesive comprising a polyisocyanate component and a polyol component, both of which are free from polyol components exhibiting crystalline properties at ordinary temperatures. The adhesive exhibits an initial viscosity of 500 to 1000 mPa s three minutes after mixing of the polyisocyanate component with the polyol component and a viscosity increase of 100 to 350% based on the initial viscosity 20 minutes after the mixing. In a coater which is provided with a pair of opposed rolls and in which the rolls rotates in the directions contrary to each other at the opposition site, the adhesive is applied to a film passing between the rolls. | 05-13-2010 |
| 20100178501 | ADHESIVE COMPOSITION, FILM-LIKE ADHESIVE, ADHESIVE SHEET, AND SEMICONDUCTOR DEVICE MADE WITH THE SAME - An adhesive composition that is capable of achieving a superior combination of process characteristics such as adherend fill properties (embedability) and low-temperature lamination properties, and semiconductor device reliability such as reflow resistance, as well as a film-like adhesive, an adhesive sheet that exhibits excellent process characteristics including ready releasability from dicing sheets, and a semiconductor device that exhibits excellent productivity, superior adhesive strength when heated and superior moisture resistance, all of which use the adhesive composition. The adhesive composition comprises (A) a thermoplastic resin, (B) a bisallylnadimide represented by a general formula (I) shown below, and (C) a bifunctional or higher (meth)acrylate compound. | 07-15-2010 |
| 20110003146 | ADHESIVE AND ITS APPLICATION - The invention provides a tri-component adhesive composition comprising a first component containing one or more polyols, a second component containing one or more isocyanates and a third component containing one or more all-purpose polyurethane catalysts or modified catalysts thereof. According to different applications, the additive proportion of the third component is adjusted to achieve desired curing speed and adhesive strength of the adhesive under a wide range of temperature. | 01-06-2011 |
| 20110045291 | EASY-ADHESIVE POLYESTER FILM - The present invention provides a polyester film which is excellent in easy-adhesive property to a topcoat agent, in particular, excellent in adhesion between a coating layer, a topcoat layer and a polyester base film even when the topcoat layer is formed of a solvent-free active energy radiation-curing resin. The present invention relates to an easy-adhesive polyester film comprising a polyester film and a coating layer formed on one surface of the polyester film which is obtained by applying a coating solution comprising a vinyl group-containing polyurethane resin thereonto. | 02-24-2011 |
| 20110052912 | PRESSURE-SENSITIVE ADHESIVES HAVING A TEMPERATURE-STABLE ADHESIVE POWER - The invention relates to an adhesive composition that can be cross-linked by heating, said composition comprising between 20 and 85% of a polyurethane comprising 2 terminal groups of the hydrolysable alkoxysilane type of formula (I): wherein: R | 03-03-2011 |
| 20110076493 | Acrylic Pressure-Sensitive Adhesives with Aziridine Crosslinking Agents - A pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an aziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 03-31-2011 |
| 20110111221 | POLYURETHANE-BASED PRESSURE-SENSITIVE ADHESIVE - Polyurethane-based pressure-sensitive adhesive wherein the polyurethane comprises the chemical reaction product of at least the following starting materials:
| 05-12-2011 |
| 20110123800 | UREA-BASED PRESSURE-SENSITIVE ADHESIVES - Non-silicone urea-based adhesives are disclosed which are prepared by the polymerization of reactive oligomers with the general formula X—B—X, where X is an ethylenically unsaturated group and B is a unit free of silicone and containing urea groups. The reactive oligomers can be prepared from polyamines through chain extension reactions using diaryl carbonates followed by capping reactions. Adhesive articles, including optical adhesive articles may be prepared using the disclosed non-silicone urea-based adhesives. | 05-26-2011 |
| 20110171465 | ADHESIVE LAMINATE - To provide an adhesive laminate with which an adhesive deposit does not result even when a polyester-type substrate layer is used. | 07-14-2011 |
| 20120034460 | PROTECTIVE SHEET FOR BACK SURFACE OF SOLAR CELL MODULE, AND SOLAR CELL MODULE PROVIDED THEREWITH - A protective sheet for the back surface of a solar cell module prepared by laminating a thermal adhesive sheet to at least one surface of a base sheet with a urethane-based adhesive layer disposed therebetween, wherein the thermal adhesive sheet contains a pigment and the urethane-based adhesive layer contains a silane coupling agent. The pigment is preferably an inorganic pigment or a carbon black. | 02-09-2012 |
| 20120208015 | THERMALLY REMOVABLE PRESSURE-SENSITIVE ADHESIVE SHEET - A thermally removable pressure-sensitive adhesive sheet includes a substrate and a pressure-sensitive adhesive layer that is provided on at least one side of the substrate and made from a polyester-based pressure-sensitive adhesive composition containing a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit, a foaming agent, and a crosslinking agent. The dibasic acid unit includes a dimer acid, the polyester has a weight average molecular weight of 20,000 to 200,000 and a glass transition temperature of −70 to −20° C. as measured using a differential scanning calorimeter at a temperature rise rate of 20° C./minute, and the polyester has a hydroxyl value of 1 to 60 mgKOH/g. | 08-16-2012 |
| 20120244351 | MULTILAYER RESIN SHEET AND METHOD FOR PRODUCING THE SAME, METHOD FOR PRODUCING CURED MULTILAYER RESIN SHEET, AND HIGHLY THERMALLY CONDUCTIVE RESIN SHEET LAMINATE AND METHOD FOR PRODUCING THE SAME - A multilayer resin sheet is constituted by including a resin layer containing an epoxy resin having a mesogenic skeleton, a curing agent and an inorganic filler, and an insulating adhesive layer formed on at least either of the surfaces of the resin layer. | 09-27-2012 |
| 20120244352 | PROCESS FOR PRODUCING POLYIMIDE FILM, AND POLYIMIDE FILM - A polyimide film having improved adhesiveness is produced by
| 09-27-2012 |
| 20120276381 | SURFACE COATING SYSTEM AND METHOD OF USING SURFACE COATING SYSTEM - A coating system for a surface (such as a floor) including an adhesive layer composition including a dispersible adhesive that forms an adhesive layer upon application to a surface, and a maintenance layer composition comprising a dispersible polymer that forms a maintenance layer upon application to the adhesive layer. The dispersible adhesive may include at least one of a styrene-butadiene latex, an acrylic latex material, a polyurethane latex, a polyvinyl acetate emulsion, and a combination thereof. The maintenance layer may include at least one of a UV-cured polymer, a nylon, an epoxy, a polyacrylate, a polystyrene acrylate, a polyurethane, a polyurea, and a combination thereof. The adhesive layer and the maintenance layer may form a finished coating having a peel strength greater than about 50 gf/25 mm. | 11-01-2012 |
| 20120276382 | ADHESIVE COMPOSITE SYSTEM FOR COVERING, CLOSING OR GLUING CELLULAR TISSUE - The invention relates to an adhesive composite system comprising an adhesive layer of a tissue adhesive and a protective layer which is applied to the surface of the adhesive layer, said tissue adhesive being based on hydrophilic polyurethane polymers and the protective layer is water-proof. The invention also relates to a method for producing said adhesive composite system, to an adhesive composite system obtained according to said method, an adhesive composite system which can be used for covering, closing or gluing cellular tissue and to the use of the adhesive composite system for producing a product for covering, closing or gluing cellular tissue. | 11-01-2012 |
| 20130045381 | MULTILAYER FILM FOR SUPPORTING OPTICAL FUNCTIONAL MEMBER AND METHOD FOR PRODUCING THE SAME, AND PRISM SHEET - A prism sheet is provided with a prism member, being an optical functional member, and a multilayer film for supporting the prism member. The multilayer film is provided with a base layer and an adhesive layer. One of surfaces of the adhesive layer is adhered to a surface of the base layer. The other surface of the adhesive layer is adhered to the prism member. Thus, the prism member is adhered to the base layer through the adhesive layer. Polyester contained in the adhesive layer has a glass transition temperature Tg of less than 60° C. At least 30 mol % of dicarboxylic acid units in the polyester contained in the adhesive layer have naphthalene rings. | 02-21-2013 |
| 20130280530 | TWO-COMPONENT CURABLE COMPOSITION - In the context of a curable agent based on at least one silyl-terminated polymer, the adhesion spectrum for bonding plastics, and the speed at which adhesion builds up, are to be improved. This is achieved by making available a curable agent containing two components (1) and (2) that are not in mutual contact, where component (1) contains at least one polymer having at least one terminal group of formula (I) -A | 10-24-2013 |
| 20130295383 | ADHESIVE COMPOSITION FOR POLARIZING PLATE AND POLARIZING PLATE PREPARED USING THE SAME - An adhesive composition and a polarizing plate, the adhesive composition including an isocyanate curing agent and having a creeping distance decrease rate of 10% or less, wherein the creeping distance decrease rate is calculated by Equation 1: | 11-07-2013 |
| 20140037954 | RESIN COMPOSITION, PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, PRESSURE-SENSITIVE ADHESIVE SHEET, AND SURFACE PROTECTIVE FILM - A resin composition includes: a polyol (A) having at least two OH groups; a polyfunctional isocyanate compound (B); a catalyst (C); and a compound (D) that undergoes keto-enol tautomerization, in which: a content ratio of the polyfunctional isocyanate compound (B) with respect to 100 parts by weight of the polyol (A) is 1 part by weight to 100 parts by weight; and the catalyst (C) includes an iron-based compound containing iron as an active center thereof. The resin composition can serve as a pressure-sensitive adhesive composition for forming a pressure-sensitive adhesive layer containing a polyurethane-based resin. Also provided are a pressure-sensitive adhesive sheet and a surface protective film each including such pressure-sensitive adhesive layer. | 02-06-2014 |
| 20140127504 | URETHANE-BASED PRESSURE-SENSITIVE ADHESIVE AND SURFACE PROTECTIVE FILM USING THE PRESSURE-SENSITIVE ADHESIVE - Provided is a urethane-based pressure-sensitive adhesive that is extremely excellent in adhesive residue-preventing property. Also provided is a surface protective film using such urethane-based pressure-sensitive adhesive in its pressure-sensitive adhesive layer, the surface protective film being extremely excellent in adhesive residue-preventing property. Also provided is an optical member or electronic member to which such surface protective film is attached. The urethane-based pressure-sensitive adhesive is a urethane-based pressure-sensitive adhesive including a polyurethane-based resin, in which: the polyurethane-based resin includes a polyurethane-based resin obtained by curing a composition containing a polyol (A) and a polyfunctional isocyanate compound (B); and the polyurethane-based resin contains a deterioration-preventing agent. | 05-08-2014 |
| 20140322531 | ASYMMETRIC DIALDIMINE-CONTAINING POLYURETHANE COMPOSITION - The invention relates to moisture-curing compositions which comprise at least one aromatic isocyanate group-bearing polyisocyanate and at least one dialdimine of formula (I). The compositions according to the invention have a longer open time and at the same time a shorter curing time, they are storage-stable and cure without forming bubbles. They are especially suitable as adhesives, sealing agents, potting compounds or coating materials, the use as sealing agents being especially advantageous. | 10-30-2014 |
| 20150118489 | PSA OF RENEWABLE ORIGIN WITH TEMPERATURE-STABLE ADHESIVE POWER - Heat-curable adhesive composition:
| 04-30-2015 |
| 20150118490 | SELF-ADHESIVE OF RENEWABLE ORIGIN WITH TEMPERATURE-STABLE ADHESIVE POWER - Heat-curable adhesive composition:
| 04-30-2015 |
| 20160039184 | APPARATUS AND POLYPROPYLENE-BASED COMPOSITION FOR WRAPPING A PIPE WELD - Laminate covering, in particular tapes and/or wrap-around sheets applied via an auto-wrapping machine, used for the mechanical and corrosion protection of oil, gas and water transmission pipelines. The laminate covering comprises a cross-linked polyolefin outer layer and an inner layer, which may be an adhesive, and has improved mechanical properties when compared to the prior art. The laminate covering may be pre-stretched. Also, a method of applying said laminate covering. The laminate covering can be applied to a pipe in a lower cost, faster application. | 02-11-2016 |
| 20160130415 | BIAXIALLY STRETCHED POLYESTER FILM AND METHOD FOR PRODUCING SAME, AND OPTICAL SHEET - Disclosed is a biaxially stretched polyester film containing an antimony compound as a catalyst component, and a magnesium compound and a phosphorus compound as additives, in which an amount of metal antimony included in residues on a membrane filter having an average pore diameter of 0.1 μm, after a solution in which 1 g of the biaxially stretched polyester is dissolved in 5 ml of hexafluoroisopropanol is filtered by the filter, is greater than 1 mg per 1 kg and less than or equal to 100 mg per 1 kg of the biaxially stretched polyester. | 05-12-2016 |
| 20160137892 | HYDROPHOBIC POLYURETHANE ADHESIVE - The present invention relates to a polyurethane adhesive comprising an isocyanate component A and a polyol component B where the isocyanate component A comprises at least one diisocyanate or polyisocyanate and the polyol component B comprises the alkoxylation product of a mixture of castor oil or ricinoleic acid (i), of an aromatic di- or polyol (ii), and of an OH-functional compound having aliphatically bonded OH groups and OH-functionality of from 1 to 8 (iii), and also optionally of a compound (iv), selected from the group consisting of cyclic anhydrides of dicarboxylic acids, and optionally of a compound (v) selected from the group consisting of cyclic mono- or diesters. The present invention further relates to a process for adhesive bonding with use of the polyurethane adhesive of the invention, to an item adhesive-bonded with the use of the polyurethane adhesive, and to the use of said item in the construction of wind turbines. | 05-19-2016 |
| 20160144599 | Slide Fastener Reinforcement Tape - A slide fastener reinforcement tape is provided that exhibits in particular, high performance launderability and peel strength between a reinforcement tape and a fastener tape, in environments harsher than those set forth in the prior art. Specifically, provided is a slide fastener reinforcement tape formed by laminating an adhesive layer on the back surface of a transparent elastomer film, wherein the slide fastener reinforcement tape is characterized in that the adhesive layer is a polyester-based hot-melt adhesive, a two-part type curable adhesive or a polyamide-based hot-melt adhesive, and the melting point of the adhesive layer is higher than 120° C. and no more than 160° C. and the melt viscosity at 200° C. is higher than 2000 poise and no more than 5500 poise. | 05-26-2016 |
| 20160194534 | Adhesives, Reaction Systems, and Processes for Production of Lignocellulosic Composites | 07-07-2016 |
| 20220135847 | READILY ADHESIVE POLYESTER FILM AND METHOD FOR PRODUCING SAME - This invention provides a readily adhesive polyester film that has fewer flaws and in which no appearance defects occur due to tight winding during the storage of rolled products, and a method for efficiently producing the readily adhesive polyester film. More specifically, this invention provides a readily adhesive polyester film comprising a polyester film as a base film and a readily adhesive layer on at least one side of the base film, wherein the base film contains particles with an average particle diameter of 0.1-2 μm or more in an amount of 1 mass % or less based on the mass of the base film, and the readily adhesive layer is a cured product of a composition comprising a copolymerized polyester resin (A), a blocked isocyanate group-containing urethane resin (B), and a silicone surfactant (C). This invention also provides a method for producing a readily adhesive polyester film. | 05-05-2022 |
| 20080213583 | Electrically-Conductive Laminated Film, Touch Panel Electrode Plate, Touch Panel, and Pressure-Sensitive Adhesive for Use in Electrically-Conductive Laminated Film - An electrically-conductive laminated film of the invention comprises a first transparent substrate having first and second surfaces; an electrically-conductive film comprising a second transparent substrate having first and second surfaces and a transparent electrically-conductive thin layer provided on the first surface of the second transparent substrate; and a pressure-sensitive adhesive layer, wherein the first transparent substrate and the electrically-conductive film are arranged in such a manner that the second surface of the first transparent substrate is opposed to the second surface of the second transparent substrate, wherein the first transparent substrate and the electrically-conductive film are bonded to each other with the pressure-sensitive adhesive layer interposed therebetween; wherein each of the first and second transparent substrates is formed of a plastic material, wherein the pressure-sensitive adhesive layer is formed of a pressure-sensitive adhesive comprising an acrylic polymer comprising 1 to 35% by weight of a methyl (meth)acrylate monomer unit, 60 to 98% by weight of an alkyl (meth)acrylate monomer unit having an alkyl group of 2 to 12 carbon atoms, and 0.1 to 10% by weight of a functional group-containing monomer unit. The electrically-conductive laminated film can suppress to become the pressure-sensitive adhesive layer a pear skin appearance. | 09-04-2008 |
| 20080213584 | 2-OCTYL (METH)ACRYLATE ADHESIVE COMPOSITION - A pressure sensitive adhesive composition comprising a 2-octyl (meth)acrylate/(meth)acrylic acid copolymer is described. The adhesive composition may be derived from renewable resources and provides good peel, shear and high temperature stability. | 09-04-2008 |
| 20080213585 | PRESSURE SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL MEMBERS, PRESSURE SENSITIVE ADHESIVE LAYER FOR OPTICAL MEMBERS, PRESSURE SENSITIVE ADHESIVE OPTICAL MEMBER AND IMAGE DISPLAY - Provided are a pressure sensitive adhesive composition for optical members and a pressure sensitive adhesive composition for optical members. The pressure sensitive adhesive composition for optical members according to the present invention comprises 100 parts by weight of an acrylic polymer (A) having a weight-average molecular weight of 500,000 or more, containing at least 50 wt % alkyl (meth)acrylate having an alkyl group with 5 or more carbon atoms and 0.2 to 2 wt % unsaturated carboxylic acid as the monomer unit, 0.1 to 4 parts by weight of an acrylic polymer (B) having a weight-average molecular weight of 2,000 to 50,000, containing at least 70 wt % alkyl (meth)acrylate and 1 to 7 wt % unsaturated carboxylic acid as the monomer unit and having a higher carboxylic acid equivalent than that of the acrylic polymer (A), 0.01 to 1 part by weight of a silane coupling agent, and a crosslinking agent. | 09-04-2008 |
| 20080286570 | Pressure-Sensitive Adhesive Tape and Method for Production Thereof - The invention relates to a pressure-sensitive adhesive film obtained by coating a polyolefin-based support layer with an aqueous acrylic dispersion-based adhesive layer. It also relates to the coating process for obtaining this film. | 11-20-2008 |
| 20080318040 | Intrusion Resistant Thermal Laminating Film - A thermal laminating film is provided that has superior intrusion resistance that is well suited to addressing security and anti-counterfeiting needs. The film includes a polymer substrate and an adhesive system with a polymer component having a Vicat softening point temperature that is close to a glass transition temperature of the polymeric substrate, which typically is not greater than about 95° C. | 12-25-2008 |
| 20090029160 | (METH)ACRYLATE FILM, AND MARKING FILM AND RECEPTOR SHEET USING THE SAME - The present application is directed to a film having high solvent resistance, in addition to high tensile strength and elongation characteristics. A (meth)acrylic film formed of: (A-1) an acidic group-containing (meth)acrylic polymer having a glass transition temperature (Tg) of 0° C. or higher obtained by copolymerizing a composition containing a monoethylenically unsaturated monomer as a main component and an unsaturated monomer having an acidic group; (B-1) a basic group-containing (meth)acrylic polymer having a glass transition temperature (Tg) of 0° C. or lower obtained by copolymerizing a composition containing a monoethylenically unsaturated monomer as a main component and an unsaturated monomer having a basic group; and (C) a compound containing a radical generating group. | 01-29-2009 |
| 20090029161 | Pressure-sensitive adhesive composition, pressure-sensitive adhesive layer, and pressure-sensitive adhesive sheet - The present inventions are a pressure-sensitive adhesive composition comprising a poly(meth)acrylate compound that contains a repeating unit shown by the following formula (1) in its molecule and has a melting point of 50° C. or less; a pressure-sensitive adhesive layer comprising a crosslinked product of the pressure-sensitive adhesive composition; and a pressure-sensitive adhesive sheet comprising the pressure-sensitive adhesive layer and a support, the pressure-sensitive adhesive layer being provided on one side or both sides of the support material. | 01-29-2009 |
| 20090053519 | Adhestive composition and optical member including the same - An adhesive composition includes a base polymer, the base polymer including a copolymer having at least one (meth)acrylic ester with a halogen element and at least one (meth)acrylate in a copolymeric unit, and an antistatic agent, the antistatic agent including an ionic compound. | 02-26-2009 |
| 20090123746 | ADHESIVE SHEET - An adhesive sheet includes a substrate and an energy-ray-curable adhesive layer formed on the substrate. The energy-ray-curable adhesive layer includes an energy-ray-curable acrylic copolymer and an energy-ray-curable urethane acrylate. The energy-ray-curable acrylic copolymer includes a side chain with an unsaturated group. The energy-ray-curable urethane acrylate includes an isocyanate unit, a polyol unit, and a (meth)acryloyl group. The polyol unit includes a plurality of types of polyols. | 05-14-2009 |
| 20090136749 | (METH)ACRYLIC EMULSION TYPE PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention relates to a (meth)acrylic emulsion type adhesive composition comprising an emulsion type (meth)acrylic polymer obtained by emulsion-polymerizing a monomer comprising a (meth)acrylic monomer as a principal component, wherein a sodium salt and/or potassium salt-containing emulsifier is used in the emulsion-polymerization described above, and neutralization treatment is carried out by using a neutralizing agent containing sodium hydroxide and/or potassium hydroxide after the emulsion polymerization is finished and an adhesive sheet obtained by using the above composition, and the present invention provides an adhesive composition which is not yellowed with the passage of time, particularly by heating and an adhesive sheet obtained by using the above composition. | 05-28-2009 |
| 20090186220 | Acrylic Hot Melt Adhesives - Radiation curable adhesive compositions comprising an acrylic polymer and a polyolefin find use in the manufacture of pressure sensitive adhesive articles such as, for example, tapes. | 07-23-2009 |
| 20090186221 | AQUEOUS-DISPERSION-TYPE PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention provides an aqueous-dispersion-type pressure-sensitive adhesive composition and a pressure-sensitive adhesive sheet formed thereof. This composition comprises a rubber latex, a tackifier resin emulsion, a dispersant composed primarily of a polycarboxylic acid (salt) having a hydrophobic side chain, and an emulsifier composed primarily of a polyoxyethylene alkyl ether sulfuric acid ester having an average polymerization degree of 16 to 80. A preferred dispersant contains carboxyl group at 2 to 6 mmol/g and an aqueous solution thereof at 1% by mass has a surface tension of 25 to 45 mN/m. | 07-23-2009 |
| 20090208740 | ACRYLIC PRESSURE-SENSITIVE ADHESIVES WITH AZIRIDINE CROSSLINKING AGENTS - A pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an aziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 08-20-2009 |
| 20090208741 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - There is provided a pressure-sensitive adhesive composition for optical films. The composition can form a pressure-sensitive adhesive layer that can prevent light leakage caused by stress associated with dimensional change of a component such as an optical film, which include the pressure-sensitive adhesive layer that has reworkability such that it can be easily peeled from a component, and that has satisfactory processability such that it can be processed without pressure-sensitive adhesive stain or dropout, after it is formed on an optical film. A pressure-sensitive adhesive optical film produced using the composition is also provided. The pressure-sensitive adhesive composition includes a (meth)acrylic polymer including (a) 34 to 94% by weight of an alkyl(meth)acrylate monomer unit, (b) 5 to 35% by weight of an aromatic ring-containing (meth)acrylate monomer unit, and (c) 0.01 to 0.5% by weight of an amino group-containing (meth)acrylate monomer unit and further including (d) 0.05 to 3% by weight of a carboxyl group-containing (meth)acrylate monomer unit and/or (e) 0.05 to 2% by weight of a hydroxyl group-containing (meth)acrylate monomer unit and having a weight average molecular weight of 1,600,000 to 3,000,000 as determined by gel permeation chromatography; crosslinking agents including 0.01 to 5 parts by weight of an isocyanate crosslinking agent and 0.01 to 2 parts by weight of a silane coupling agent based on 100 parts by weight of the (meth)acrylic polymer. | 08-20-2009 |
| 20090291300 | ADHESIVE SHEET - An adhesive sheet comprising a substrate and an adhesive layer formed on at least one side of the substrate, characterized in that an adhesive agent contained in the adhesive layer comprises an acrylic ester copolymer and a citrate plasticizer; the acrylic ester copolymer has a glass transition temperature of −45° C. or less; the citrate plasticizer is contained in an amount of 1.0 to 50.0 parts by mass (solid content), with respect to 100 parts by mass (solid content) of the acrylic ester copolymer; and a rate of a gel content in the adhesive agent in the adhesive layer is 70% or more, is disclosed. | 11-26-2009 |
| 20090317635 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEETS, AND SURFACE PROTECTING FILM - An object of the present invention is to provide a pressure-sensitive adhesive composition which is excellent in antistatic property of a non-electrification-prevented adherend (subject to be protected) upon peeling, and has reduced stainability in an adherend and is excellent in adhesion reliance, and electrification preventing pressure-sensitive adhesive sheets using the same. There is provided a pressure-sensitive composition comprising an ionic liquid, and a (meth)acryl-based polymer containing, as a monomer component, 0.1 to 100% by weight of a (meth)acrylic acid alkylene oxide. There is provided a pressure-sensitive composition comprising an ionic liquid, and a polymer containing, as a monomer component, 0.5 to 30% by weight of a nitrogen-containing monomer and having a glass transition temperature Tg of no higher than 0° C. There is provided a pressure-sensitive composition comprising an ionic liquid, and a (meth)acryl-based polymer containing, as a monomer component, 0.01 to 20% by weight of a reactive surfactant. | 12-24-2009 |
| 20100009181 | Halogen-Free Pressure-Sensitive Adhesive Tape - To heighten the adhesion of a halogen-free pressure-sensitive adhesive tape, in particular, the adhesion of the pressure-sensitive adhesive to the substrate, to thereby improve suitability for binding. | 01-14-2010 |
| 20100015441 | POLYMER COMPOSITIONS - Polymers are described that are prepared from di and mono-functional silicone and silane monomers of Formula 1 in which Y represents a direct bond or a oxy group; R | 01-21-2010 |
| 20100068515 | ACRYLIC PRESSURE SENSITIVE ADHESIVE FORMULATION AND ARTICLES COMPRISING SAME - Pressure sensitive adhesive formulations of an acrylic polymer grafted with a macromer are particularly well suited for use in the manufacture of impact resistant articles such as impact resistant glass laminates and products comprising such laminates. | 03-18-2010 |
| 20100075141 | ADHESIVE COMPOSITION AND FILM ADHESIVE - Disclosed is an adhesive composition whose component is a polymer obtained by copolymerizing a monomer composition containing styrene, a (meth)acrylic acid ester having a cyclic structure, and an alkyl(meth)acrylate having a chain structure. The monomer composition further contains a carboxylic acid having an ethylene double bond, a bifunctional monomer, and a styrene macromonomer. The polymer has a styrene block segment. This can improve heat resistance, adhesive strength in a high temperature environment, alkaline resistance, and easiness in stripping of an adhesive composition that has been subjected to a high temperature process. As a result, there can be obtained an adhesive composition which has high heat resistance, adhesive strength in a high temperature environment, and alkali resistance, and which can be easily stripped off after the adhesive composition is processed at a high temperature. | 03-25-2010 |
| 20100098943 | Flame retardant clear films - Compositions for creating flame-retardant, optically clear films without using halogen based flame retardants, including a coating containing phosphorous-based fire retardant materials, an acrylic or polyester adhesive base, and an organic solvent. Composite film structures containing the flame retardant coating may include a plurality of polymeric films and or coatings separated by flame retardant materials. | 04-22-2010 |
| 20100129653 | PRESSURE-SENSITIVE ADHESIVE TAPE - Disclosed is a halogen-free adhesive tape whose binding force is improved by increasing adhesion at low temperatures. Specifically disclosed is a halogen-free adhesive tape which is characterized in that an adhesive containing a natural rubber, an acrylic resin, an adhesiveness-imparting resin, an antioxidant and a plasticizer having a molecular weight of 450-3000 and a freezing point of from −30° C. to −55° C. is applied over at least one side of a tape base which is composed of a non-halogen resin composition containing no halogen element. | 05-27-2010 |
| 20100151241 | 2-Octyl (Meth)acrylate Adhesive Composition - A pressure sensitive adhesive composition comprising a 2-octyl(meth)acrylate, (meth)acrylic acid copolymer and optional crosslinking agents is described. The adhesive composition may be derived from renewable resources and provides good peel, shear and high temperature stability. | 06-17-2010 |
| 20100167050 | BIMODAL ACRYLATE PRESSURE-SENSITIVE ADHESIVE COMPOUNDS - The invention relates to a polyacrylate which as a result of a polymerization process has a broad, bimodal molecular weight distribution. These acrylate pressure-sensitive adhesives are preferably processed from the melt. The low molecular weight fraction lowers the flow viscosity, while the high molecular weight fraction results in the achievement of a high shear strength, following appropriate crosslinking, for the acrylate pressure-sensitive adhesive. | 07-01-2010 |
| 20100178497 | ADHESIVE COMPOSITION, FILM ADHESIVE, AND PROCESS FOR PRODUCTION OF THE COMPOSITION - Disclosed is an adhesive composition which is mainly composed of a polymer obtained by copolymerizing a monomer composition containing styrene, (meth)acrylic acid ester having a cyclic structure and alkyl (meth)acrylate having a chain structure. The monomer composition may additionally contain a bifunctional monomer, thereby improving heat resistance, adhesive strength under high temperature conditions, and alkali resistance, and easiness in stripping of an adhesive composition that has been processed at a high temperature. Consequently, there can be obtained an adhesive composition which has high heat resistance, adhesion strength under high temperature conditions, and alkali resistance, and which can be easily stripped off after the adhesive composition is processed at a high temperature. | 07-15-2010 |
| 20100178498 | Adhesive composition and film adhesive - An adhesive composition of the present invention is an adhesive composition including a polymer obtained by polymerizing a monomer composition containing a (meth)acrylic acid ester having a structure represented by General Formula (1): | 07-15-2010 |
| 20100178499 | ADHESIVE COMPOSITION AND FILM ADHESIVE - An adhesive composition of the present invention is an adhesive composition including a polymer obtained by copolymerizing a monomer composition containing a (meth)acrylic acid ester and a monomer having a maleimide group, the (meth)acrylic acid ester has a structure represented by General Formula (1): | 07-15-2010 |
| 20100178500 | PRESSURE-SENSITIVE ADHESIVE SHEET - There is provided a pressure-sensitive adhesive (PSA) sheet with the property of corroding a metal not in contact therewith suppressed. This PSA sheet is provided with a PSA layer formed from a water-dispersed PSA composition. The PSA composition contains a water-dispersed acrylic polymer synthesized using a sulfur-containing chain transfer agent. Moreover, in a gas generation test whereby the PSA sheet is heated at 85° C. for one hour, the emission of sulfur-containing gas is 0.043 μg or less per 1 cm | 07-15-2010 |
| 20100209703 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET AND PRESSURE-SENSITIVE ADHESIVE TYPE OPTICAL MEMBER - The present invention provides a double-sided pressure-sensitive adhesive sheet, including at least one pressure-sensitive adhesive layer which has a gel fraction of 10 to 70%, has a storage modulus at 23° C. of 1×10 | 08-19-2010 |
| 20100215955 | PRESSURE-SENSITIVE ADHESIVE SHEET AND PRESSURE-SENSITIVE ADHESIVE FUNCTIONAL FILM - The present invention provides a pressure-sensitive adhesive sheet including at least one pressure-sensitive adhesive layer formed of a pressure-sensitive adhesive composition containing an acrylic polymer (a) in which the total content of acrylic acid and methacrylic acid relative to the entire monomer ingredients constituting the acrylic polymer is 10% by weight or less, in which the total amount of an acrylic acid ion and a methacrylic acid ion extracted from the pressure-sensitive adhesive sheet with pure water under the condition of 100° C. for 45 minutes, as measured in accordance with an ion chromatography, is 20 ng/cm | 08-26-2010 |
| 20100255301 | Aqueous Dispersion - The invention provides an adhesive with an aqueous polymer dispersion. The aqueous polymer dispersion comprises a copolymer of a) esters of vinyl alcohol with C | 10-07-2010 |
| 20100266841 | Treatment of wood for the production of building structures and other wood products - Compositions and devices for the production of treated wood products are disclosed. A moisture exchange container for treating a plurality of wood pieces with a chemical formulation of interest is described. Also, an adhesive suitable for gluing wood pieces that have been treated, or that are going to be treated, with a chemical formulation of interest is described. Also disclosed are methods and systems using the devices and compositions of the present invention, and treated wood products. | 10-21-2010 |
| 20100323197 | ACRYLIC VISCOELASTIC COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - The present invention relates to an acrylic viscoelastic composition including an acrylic polymer A obtained by polymerizing an acrylic monomer mixture containing an alkyl (meth)acrylate (a) and a terpene-based (meth)acrylate (b), the terpene-based (meth)acrylate (b) being contained in an amount of 5 to 70% by weight based on the total monomer components of the acrylic monomer mixture; and a tackifying component B having a weight average molecular weight of 2,000 to 20,000. | 12-23-2010 |
| 20110020642 | ADHESIVE COMPOSITION, ADHESIVE SHEET AND ADHESIVE FORMED PRODUCT - The present invention provides an adhesive composition, which comprises a mixture of a hot-melt adhesive with a ferromagnetic material and has a shear force of not less than 20 N after heating (at 150° C. for 10 minutes) bonding, and a adhesive sheet obtained from the adhesive composition. Also, present invention provides a adhesive formed product, which comprises a mixture of a hot-melt adhesive and a ferromagnetic material and has a shear force of not less than 20 N after heating (at 150° C. for 10 minutes) bonding, wherein the adhesive formed product is used for bonding between components composed of a material exhibiting ferromagnetism. The adhesive composition, the adhesive sheet and the adhesive formed product of the present invention can also be applied to fields where solvent resistance and chemical resistance are required. | 01-27-2011 |
| 20110039099 | TEMPORARILY REPOSITIONABLE PRESSURE SENSITIVE ADHESIVE BLENDS - Temporarily repositionable pressure sensitive adhesive compositions which are blends of a silicone-modified pressure sensitive adhesive component, a high Tg polymer component and a crosslinker are presented. The silicone-modified pressure sensitive adhesive includes a copolymer that is the reaction product of an acidic or basic monomer, a (meth)acrylic or vinyl monomer, and a silicone macromer. The high Tg polymer component contains acid or base functionality such that when mixed, the silicone-modified pressure sensitive adhesive component and the high Tg polymer component form an acid-base interaction. | 02-17-2011 |
| 20110045289 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - There is provided a pressure-sensitive adhesive composition for optical films. The composition can form a pressure-sensitive adhesive layer that can prevent light leakage caused by stress associated with dimensional change of a component such as an optical film, which include the pressure-sensitive adhesive layer that has reworkability such that it can be easily peeled from a component, and that has satisfactory processability such that it can be processed without pressure-sensitive adhesive stain or dropout, after it is formed on an optical film. A pressure-sensitive adhesive optical film produced using the composition is also provided. The pressure-sensitive adhesive composition includes a (meth)acrylic polymer including (a) 34 to 94% by weight of an alkyl (meth)acrylate monomer unit, (b) 5 to 35% by weight of an aromatic ring-containing (meth)acrylate monomer unit, and (c) 0.01 to 0.5% by weight of an amino group-containing (meth)acrylate monomer unit and further including (d) 0.05 to 3% by weight of a carboxyl group-containing (meth)acrylate monomer unit and/or (e) 0.05 to 2% by weight of a hydroxyl group-containing (meth)acrylate monomer unit and having a weight average molecular weight of 1,600,000 to 3,000,000 as determined by gel permeation chromatography; crosslinking agents including 0.01 to 5 parts by weight of an isocyanate crosslinking agent and 0.01 to 2 parts by weight of a silane coupling agent based on 100 parts by weight of the (meth)acrylic polymer. | 02-24-2011 |
| 20110045290 | Adhesive Sheet - An adhesive sheet includes a substrate and an energy ray curable adhesive layer formed thereon The energy ray curable adhesive layer includes an acrylic adhesive polymer having a weight average molecular weight of not less than 100,000, and a polymerizable group is bonded to the acrylic adhesive polymer through a polyalkyleneoxy group. The energy ray curable adhesive sheet improves the breaking elongation and the expandability of the cured adhesives, thereby preventing the glue residue on the adherend of the sheet after release. | 02-24-2011 |
| 20110070434 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE, ACRYLIC PRESSURE-SENSITIVE ADHESIVE LAYER AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - The present invention relates to an acrylic pressure-sensitive adhesive including: a) an acrylic polymer containing, as a monomer unit, an alkyl (meth)acrylate including an alkyl group having 1 to 20 carbon atoms in an amount of 50% by weight or more; and b) a tackifier resin, in which the acrylic polymer a) contains two kinds of monomer units having a difference in solubility parameter (SP value) of 0.2 (MPa) | 03-24-2011 |
| 20110070435 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - There is provided a pressure-sensitive adhesive composition for optical films. The composition can form a pressure-sensitive adhesive layer that can prevent light leakage caused by stress associated with dimensional change of a component such as an optical film, that has reworkability such that it can be easily peeled from a component, and that has satisfactory processability such that it can be processed without pressure-sensitive adhesive stain or dropout, after it is formed on an optical film. A pressure-sensitive adhesive optical film produced using the composition is also provided. The pressure-sensitive adhesive composition is prepared to include a (meth)acrylic polymer including (a) 34 to 94% by weight of an alkyl (meth)acrylate monomer unit, (b) 5 to 50% by weight of an aromatic ring-containing (meth)acrylate monomer unit, and (c) 0.01 to 0.5% by weight of an amino group-containing (meth)acrylate monomer unit; 0.01 to 2 parts by weight of a peroxide as a crosslinking agent; and 0.01 to 2 parts by weight of a silane coupling agent based on 100 parts by weight of the (meth)acrylic polymer. | 03-24-2011 |
| 20110076492 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE TAPE - A pressure-sensitive adhesive composition is disclosed. The composition comprises a particulate polymer of a monomer mixture comprising (a) an alkyl (meth)acrylate monomer; (b) at least one of (b−1) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a linear alkyl group and (b−2) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a branched alkyl group; and (c) a monoolefmically unsaturated monomer having a ketone group with the alkyl group having a carbon number of 8 to 14. Pressure sensitive adhesive tapes incorporating such adhesive compositions are also described. | 03-31-2011 |
| 20110104486 | LOW SURFACE ENERGY ADHESIVE - Adhesives suitable for use with low surface energy materials are described. The adhesive contain an acrylic copolymer, a high glass transition temperature tackifier and a low glass transition temperature tackifier. The acrylic copolymer is the reaction product of a first alkyl(meth)acrylate having at least 5 carbon atoms in the alkyl group, a second alkyl(meth)acrylate having 1 to 4 carbon atoms in the alkyl group, and a vinyl carboxylic acid. Both tackifiers have a Tg greater than the Tg of the acrylic copolymer. The high glass transition temperature tackifier has a Tg of at least 20° C. and the low glass transition temperature tackifier has a Tg of less than 0° C. | 05-05-2011 |
| 20110129666 | Butene copolymer-containing adhesive blends - Compositions suitable for use as adhesives in multi-layer structures. The compositions comprise a blend of an ethylene copolymer of butene and a propylene-based polymer; a polyolefin grafted with an ethylenically unsaturated carboxylic acid or acid derivative; and an olefin polymer resin different than the ethylene copolymer of butene, the propylene-based polymer and the grafted polyolefin. | 06-02-2011 |
| 20110135921 | Antistatic Block Copolymer Pressure Sensitive Adhesives and Articles - An antistatic pressure sensitive adhesive composition, useful in electronic and optical display applications, comprising an antistatic agent and a first block copolymer comprising at least two hard A block polymeric units each independently having a Tg of at least 50° C., and at least one soft B block (meth)acrylic polymeric unit having a Tg no greater than 20° C. The composition can comprise a second block copolymer. Articles comprising an antistatic pressure sensitive adhesive composition adjacent a first surface of a substrate. | 06-09-2011 |
| 20110135922 | Adhesive Compositions with Multiple Tackifiers - Adhesive compositions and articles that contain these adhesive compositions are described. More particularly, the adhesive compositions include (a) a block copolymer prepared from monoethylenically unsaturated monomers and (b) a tackifier mixture. The adhesives compositions can be adhered to many substrates including those having a non-polar surface. | 06-09-2011 |
| 20110135923 | Composite Article - A composite article includes a substrate and a pressure sensitive adhesive (PSA) disposed on the substrate. The PSA includes a polymer formed from at least one radical curable organic compound polymerized in the presence of an organoborane initiator. The polymer has a polydispersity index of less than or equal to 5.0 and a temperature of softening less than a temperature of use. The composite article is formed by a method including the steps of polymerizing the at least one radical curable organic compound to form the polymer and applying the PSA to the substrate to form the composite article. The polymer is formed by a method including the steps of combining the at least one radical curable organic compound and the organoborane initiator and polymerizing the at least one radical curable organic compound. | 06-09-2011 |
| 20110143135 | ADHESIVE COMPOSITION AND OPTICAL MEMBER USING THE SAME - An adhesive composition and an optical member using the same, the adhesive composition including about 100 parts by weight of a (meth)acrylate copolymer including repeating units derived from a C | 06-16-2011 |
| 20110151251 | ADHESIVE COMPOSITION FOR PLASTICIZER-FREE, SELF-ADHESIVE REMOVABLE LABELS - A description is given of an adhesive composition which comprises a polymer preferably in the form of an emulsion polymer in dispersion in water. The emulsion polymer has a glass transition temperature of less than −61° C. and is preparable by emulsion polymerization at temperatures less than 80° C. from 80-95% by weight of 2-ethylhexyl acrylate and 5-20% by weight of further, ethylenically unsaturated, free-radically copolymerizable monomers, of which 0.2% to 2% by weight, based on the total amount of monomers, are acid-containing comonomers. The adhesive composition can be used in particular as a pressure-sensitive adhesive for producing plasticizer-free, self-adhesive, redetachable paper labels. | 06-23-2011 |
| 20110151252 | ADHESIVE TAPE OR SHEET - An adhesive tape or sheet comprises an adhesive layer which contains 0.3 to 10 parts by weight of an polyether polyol compound, and 0.005 to 2 parts by weight of at least one alkali metal salt for 100 parts by weight of an acrylic adhesive which is formed with a copolymer of methyl acrylate monomer, ethyl acrylate monomer, or methyl acrylate monomer and ethyl acrylate monomer, acrylate monomer, and 2-ethylhexyl acrylate monomer. | 06-23-2011 |
| 20110189478 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE RESIN COMPOSITION, AND PRESSURE-SENSITIVE ADHESIVE SHEET OR PRESSURE-SENSITIVE ADHESIVE TAPE USING THE SAME - The present invention relates to an acrylic pressure-sensitive adhesive resin composition including an organic-inorganic hybrid polymer synthesized from the following (a) to (d): (a) fine silica particles having silanol groups on a surface thereof; (b) a siloxane having at least one selected from a group consisting of an alkoxysilyl group and a silanol group at a molecular end thereof; (c) a trialkoxysilane represented by the following general formula (I) in which R | 08-04-2011 |
| 20110244229 | ROLLED ADHESIVE TAPE OR SHEET - A rolled adhesive tape or sheet which is wound in a rolled configuration having; a thermoplastic resin film, and a pressure sensitive adhesive layer formed on one side of the thermoplastic resin film, a fatty acid bisamide as well as a fatty acid monoamide and/or fatty acid are contained at least one of the thermoplastic resin film and the pressure sensitive adhesive layer. | 10-06-2011 |
| 20110244230 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE FOR FIXING DECORATIVE PANEL - A double-sided pressure-sensitive adhesive tape is used for fixing decorative panels and includes a pressure-sensitive adhesive layer containing bubbles and/or hollow microspheres. The pressure-sensitive adhesive layer is preferably formed from an acrylic pressure-sensitive adhesive, particularly an active-energy-ray-curable acrylic pressure-sensitive adhesive. The double-sided pressure-sensitive adhesive tape for fixing decorative panels preferably has a toluene emission of 15 μg/g or less and preferably has a surface lightness L* of 60 to 30. The adhesive tape can be a double-sided pressure-sensitive adhesive tape for fixing decorative panels, which excels in conformability to curved surfaces and bumps, resilience resistance, and adhesiveness and which may thereby show excellent adhesive properties even when used for fixing a decorative panel to an adherend of a complicated shape with a curved surface or bumps or for fixing a narrow decorative panel to an adherend. | 10-06-2011 |
| 20110250446 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - A pressure-sensitive adhesive composition or an acrylic pressure-sensitive adhesive tape in which peeling-off property or tearing-off property occurring by heating is improved while the high adhesiveness to a metallic material is being maintained, will be provided. The pressure-sensitive adhesive composition contains: an acrylic polymer (A); a (meth)acrylic polymer (B) whose mass average molecular weight (Mw) is such that 1000≦Mw<30000; and a heat-expandable microsphere (C). | 10-13-2011 |
| 20110293933 | Adhesive composition and polarizing plate comprising the same - Disclosed are an adhesive composition and a polarizing plate including the same and, more particularly, an adhesive composition including a vinyl-acrylate copolymer including a hydroxyalkylvinylether monomer as a repeating unit, a cross-linking agent, ionic solid, and a silane coupling agent and, in addition, a polarizing plate including the same. Such adhesive composition may have desired re-workability without decrease in durability caused by surface transfer of an ionic compound, and allow effective gelling of adhesive fraction, to thereby considerably reduce a curing period. | 12-01-2011 |
| 20110318579 | Pressure-Sensitive Adhesive Transfer Tape with Differentiated Adhesion on Either Side and Method for Producing the Tape - The present invention relates to a pressure-sensitive adhesive transfer tape, taking the form of a carrierless adhesive tape with an adhesive layer comprising a pressure-sensitive adhesive based on a poly(meth)acrylate copolymer with the following monomers: a1) acrylic acid and/or acrylic esters of the following formula: CH | 12-29-2011 |
| 20120028043 | ACRYLIC PRESSURE-SENSITIVE ADHESIVES WITH ACYLAZIRIDINE CROSSLINKING AGENTS - A pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an acylaziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 02-02-2012 |
| 20120058334 | HEAT-RELEASABLE PRESSURE -SENSITIVE ADHESIVE TAPE OR SHEET - The present invention provides a pressure-sensitive adhesive tape or sheet exhibiting good adhesiveness to a variety of adherends and further having both characteristics of repelling resistance and easy peelability. The heat-releasable pressure-sensitive adhesive tape or sheet according to the present invention has a heat-releasable pressure-sensitive adhesive layer containing: as an essential component, an acrylic copolymer formed of a monomer mixture comprising the following monomer (ml) and monomer (m2), with a content of the monomer (m1) being from 40 to 97.5% by weight and a content of the monomer (m2) being from 0.5 to 20% by weight, relative to the whole of monomer components; and a thermal foaming agent: | 03-08-2012 |
| 20120064339 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR SURFACE PROTECTIVE FILMS AND USE THEREOF - The present invention provides a surface protective film that exhibits small differences in peel strength on account of the surface state of an adherend and that is excellent in anti-contamination to adherends, and a pressure-sensitive adhesive (PSA) composition for the protective film. The PSA composition provided by the present invention comprises 0.01 to 5 parts by weight of a compound containing an oxypropylene group with respect to 100 parts by weight of an acrylic polymer as a base polymer. A surface protective film | 03-15-2012 |
| 20120064340 | PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM, METHOD FOR PRODUCING THE ADHESIVE OPTICAL FILM, IMAGE DISPLAY, ADHESIVE COATING LIQUID, AND METHOD FOR PRODUCING THE ADHESIVE COATING LIQUID - A pressure-sensitive adhesive optical film of the invention includes an optical film; and a pressure-sensitive adhesive layer placed on at least one side of the optical film, wherein the pressure-sensitive adhesive layer is a product formed by applying a pressure-sensitive adhesive coating liquid having a dissolved oxygen concentration of 0.02 to 3 mg/L and then drying the pressure-sensitive adhesive coating liquid. The pressure-sensitive adhesive optical film can satisfy heat durability, humidity durability, and high contrast. | 03-15-2012 |
| 20120070659 | PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention relates to a pressure-sensitive adhesive sheet containing: a substrate layer comprising a film which contains at least a urethane polymer, and a pressure-sensitive adhesive layer, in which the substrate layer has: (a) a work of 35 to 160 N·mm, the work being calculated from a product of a move amount and a stress until 10% elongation when the substrate layer is elongated at a tensile speed of 200 mm/min; and (b) a stress relaxation time of 30 sec or less, the stress relaxation time being a time for which the stress, after the substrate layer is elongated until 10% at a tensile speed of 200 mm/min and the elongation is held in that state, decreases to 36.8% of the maximum stress. | 03-22-2012 |
| 20120070660 | CURABLE RESIN COMPOSITION, ADHESIVE COMPOSITION, CURED OBJECT OR COMPOSITE - A curable resin composition that is adhesive and transparent. The curable resin composition comprises (1) a polymerizable vinyl monomer, (2) a curing agent, (3) a reducing agent, and (4) an acrylic block copolymer having a structure represented by formula (1): [a | 03-22-2012 |
| 20120077030 | MULTISTAGE PREPARATION OF AQUEOUS PRESSURE-SENSITIVE ADHESIVE DISPERSIONS FOR PRODUCING SELF-ADHESIVE ARTICLES - Described is a process for preparing an aqueous pressure-sensitive adhesive dispersion from ethylenically unsaturated, free-radically polymerizable monomers. In a first stage, a first polymer is prepared by free-radical emulsion polymerization. In a second stage, an aqueous polymer dispersion is prepared in the presence of the first polymer, where the glass transition temperature calculated for a polymer prepared from the monomers of the second stage is less than −20° C. The monomers of the first stage comprise monomers with acid groups. The polymerization of the first stage takes place at a low pH of less than 5. The acid groups of the first polymer are neutralized during, or before and during, the polymerization of the second stage to an extent such that the pH of the polymer dispersion at the end of the second stage is greater than 5. The aqueous pressure-sensitive adhesive dispersions can be used for producing self-adhesive articles, especially self-adhesive labels and adhesive tapes. | 03-29-2012 |
| 20120088102 | NONHALOGENATED FLAME RETARDANT ADHESIVES AND TAPES - Flame retardant adhesives and tape articles include a nonhalogenated flame retardant composition comprising a combination of melamine phosphate and melamine cyanurate. | 04-12-2012 |
| 20120094119 | PHOTOCURABLE ADHESIVE COMPOSITION, PHOTOCURABLE ADHESIVE LAYER, AND PHOTOCURABLE ADHESIVE SHEET - A photocurable pressure-sensitive adhesive composition, a photocurable pressure-sensitive adhesive layer, and a photocurable pressure-sensitive adhesive sheet including a support and such a photocurable pressure-sensitive adhesive layer formed on at least one side of the support are provided. The photocurable pressure-sensitive adhesive composition can form an adhesive layer that has sufficient initial adhesive strength through the process of drying and cross-linking without having any adhesive protruding at normal temperatures and pressures, hardens easily with light irradiation, and has a high peeling resistance. The photocurable adhesive composition contains a graft polymer that graft-polymerizes a monomer containing a cyclic ether group to a (meth)acrylic polymer and a cationic photopolymerization initiator. The photocurable adhesive layer and the photocurable adhesive sheet are prepared by using said photocurable adhesive composition. | 04-19-2012 |
| 20120114937 | INSULATING TAPE - An object of the present invention is to provide an insulating tape that is superior in less-corrosive property and provides its product containing the insulating tape with favorable reliability even when it is used under severer environment for an extended period of time. The insulating tape according to the present invention includes a plastic film base material and a pressure-sensitive adhesive layer including an acrylic polymer on or above at least one face of the plastic film base material, wherein the pressure-sensitive adhesive layer has a moisture content, as determined after storage in an environment at 60° C. and 90% RH for 24 hours, of less than 0.15 wt % and monomer components constituting the acrylic polymer contain substantially no carboxyl group-containing monomer. | 05-10-2012 |
| 20120114938 | ADHESIVE SHEET FOR PROCESSING OF SEMICONDUCTOR WAFTER - An adhesive sheet for processing of a semiconductor wafer has an adhesive layer disposed on at least one surface of a base substrate, the adhesive layer includes a base polymer, a plasticizer and a surfactant, an SP value of the plasticizer and the surfactant satisfies the relationship: 0.9≦(the plasticizer SP value)/(the surfactant SP value)≦1.0. The present invention has the object of providing an adhesive sheet for processing of a semiconductor wafer that exhibits superior storage stability under a range of environments, and that prevents contamination of the adherend after use. | 05-10-2012 |
| 20120121900 | PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - The present invention relates to a pressure-sensitive adhesive tape or sheet comprising: a viscoelastic layer containing bubbles and/or fine particles; and a pressure-sensitive adhesive layer formed on at least one side of the viscoelastic layer and formed from a pressure-sensitive adhesive composition comprising a monomer mixture comprising the following (a1), (a2) and (a3) or partially polymerized product thereof, and thermal-expandable fine particles:
| 05-17-2012 |
| 20120135229 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet, which satisfactorily adheres to an adherend and which can be easily re-released and suppresses contamination due to a pressure-sensitive adhesive remaining on the surface of the adherend after the release of the sheet. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which a difference ΔT (%) between the visible light transmittance T | 05-31-2012 |
| 20120135230 | SURFACE PROTECTIVE SHEET - A surface protective sheet which satisfactorily adheres to coated rough surfaces, with no observable adhesive residue without impairing the self-cleaning property of a coated plate, including a base material layer; and a pressure-sensitive adhesive layer, wherein: the pressure-sensitive adhesive layer has an adhesion for a coated steel plate having a ten-point average surface roughness Rz of 8.0 μm of 0.05 N/20 mm or more; a main component including a polymer P obtained by cross-linking a polymer A; the polymer A having a weight-average molecular weight Mw of 500,000 or more; the polymer A having a distribution degree Mw/Mn of 8.0 or less; and an insoluble content of the polymer P in ethyl acetate is 90 wt % or more. | 05-31-2012 |
| 20120135231 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet which satisfactorily adheres even to a coated surface having a rough surface, and not only does not cause an adhesive residue that can be observed with eyes but also does not impair the self-cleaning property of the surface of a coated plate. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which: a main component in a pressure-sensitive adhesive for constructing the pressure-sensitive adhesive layer includes a polymer P obtained by cross-linking a polymer A; in pulse NMR measurement of the polymer P at 30° C., the maximum spin-spin relaxation time T2 | 05-31-2012 |
| 20120135232 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet, which satisfactorily adheres to an adherend and which shows little increase in adhesion with time, can easily be re-released, reduces the amount of a pressure-sensitive adhesive remaining on the surface of the adherend after the release of the sheet, and does not impair the self-cleaning property of the surface of a coated plate as the adherend. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which, when the surface protective sheet is attached to a silicon wafer on the pressure-sensitive adhesive layer side of the sheet and left to stand at 40° C. for 24 hours, and then the surface protective sheet is released under a temperature environment of 23° C., the surface of the resultant silicon wafer has a C/Si ratio of 0.8 or less in photoelectron spectroscopy analysis. | 05-31-2012 |
| 20120148837 | ENERGY RAY-CURABLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET FOR INSPECTING STAMPERS - Disclosed is an energy ray-curable pressure-sensitive adhesive composition having a polymer component and an energy ray polymerization initiator, the polymer component being a (meth)acrylate copolymer that includes a hydroxyl group or an energy ray-curable functional group in its molecule and has a mass average molecular weight of 500,000 to 1,000,000, and a content of components having a molecular weight of 2,000,000 or more in the polymer component being 15 mass % or less. Also disclosed is a pressure-sensitive adhesive sheet for inspecting stampers having a substrate sheet and an energy ray-curable pressure-sensitive adhesive layer formed on the substrate sheet using said energy ray-curable pressure-sensitive adhesive composition. The composition exhibits excellent adhesion to a substrate sheet and excellent durability and is able to be separated and removed easily from an adherend without leaving any residual material can be formed. | 06-14-2012 |
| 20120171483 | USE OF ADHESIVE TAPES FOR BONDING OPTICAL COMPONENTS - Optical components are bondable by means of an adhesive tape that has at least one layer of a pressure-sensitive adhesive compound on basis of a polyacrylate having a weight-averaged molecular weight Mw in the range of 200000=M | 07-05-2012 |
| 20120208013 | ISOBUTYLENE COPOLYMER WITH GRAFTED POLYMER GROUPS - Disclosed are copolymers which comprise: a) an isobutylene copolymer having grafted polymer groups, b) optionally a tackifier, and c) optionally a non-functionalized poly(isobutylene) polymer. The compositions are useful in adhesives and coatings. | 08-16-2012 |
| 20120208014 | AQUEOUS HYBRID POLYURETHANE-ACRYLIC ADHESIVES - A process for the preparation of adhesives compositions comprising polymerization of a mixture of acrylic and methacrylic monomers comprising one or more acrylate or methacrylate having active hydrogens in the presence of an isocyanate terminated polyurethane prepolymer and optionally a chain extender. | 08-16-2012 |
| 20120213992 | PSA POLYMER OF N-BUTYL ACRYLATE, ETHYL ACRYLATE, VINYL ACETATE, AND ACID MONOMER - Described is a pressure-sensitive adhesive (PSA) polymer formed from (i) 50%-95% by weight of n-butyl acrylate, (ii) 1%-20% by weight of ethyl acrylate, (iii) 1%-20% by weight of vinyl acetate, (iv) 0.1%-5% by weight of at least one ethylenically unsaturated acid or ethylenically unsaturated acid anhydride, and (v) 0% to 30% by weight of other ethylenically unsaturated compounds different from the monomers (i) to (iv). The PSA polymer can be used for producing self-adhesive articles, more particularly paper labels or film labels. | 08-23-2012 |
| 20120219795 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A removable water-dispersible acrylic pressure-sensitive adhesive composition according to the present invention includes an acrylic emulsion polymer (A), a water-insoluble crosslinking agent (B), and a carboxylic-acid-containing acrylic polymer (C). The polymer (A) includes a (meth) acrylic alkyl ester and a carboxyl-containing unsaturated monomer as essential constitutive monomers and has a content of the (meth) acrylic alkyl ester of 70 to 99.5 percent by weight and a content of the carboxyl-containing unsaturated monomer of 0.5 to 10 percent by weight, each based on the total amount of constitutive monomers. The polymer (C) includes (meth) acrylic acid as an essential constitutive monomer and has a total content of acrylic acid and methacrylic acid of 11 percent by weight or more based on the total amount of constitutive monomers. | 08-30-2012 |
| 20120244348 | TOUCH PANEL - The present invention relates to a touch panel. The present touch panel has a shape that comprises a plastic substrate film and a pressure sensitive adhesive layer attached to said substrate film. Here, a phenomenon of penetrating oxygen, moisture or other foreign materials into an interface between said substrate film and said pressure sensitive adhesive layer is prevented, and decrease of optical properties by bubble generation due to the out-gassing phenomenon in the plastic substrate film is prevented. In addition, even if the pressure sensitive adhesive layer is directly attached to the conductive thin film, and it is exposed to a severe condition such as high temperature or high temperature and high humidity condition as such a state, change of resistance in the conductive thin film is effectively inhibited. Therefore, the present touch panel may be stably driven for a long time. | 09-27-2012 |
| 20120244349 | PHOTOCURABLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PHOTOCURABLE PRESSURE-SENSITIVE ADHESIVE LAYER, AND PHOTOCURABLE PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a photocurable pressure-sensitive adhesive composition which does not cause oozing under ordinary temperature and pressure conditions and exhibits sufficient initial tack via drying and crosslinking. The photocurable pressure-sensitive adhesive composition is easily curable by light irradiation and can form a curable pressure-sensitive adhesive layer having high peel resistance. Also provided are a photocurable pressure-sensitive adhesive layer and a photocurable pressure-sensitive adhesive sheet. A photocurable pressure-sensitive adhesive composition is prepared which comprises a graft polymer obtained by grafting a chain that contains a monomer bearing a cyclic ether group onto a (meth)acrylic polymer that contains 0.2 to 10% by weight of hydroxyalkyl(meth)acrylamide monomer units, and a cationic photopolymerization initiator. A photocurable pressure-sensitive adhesive layer using such composition and a photocurable pressure-sensitive adhesive sheet are also prepared. | 09-27-2012 |
| 20120251821 | PRESSURE-SENSITIVE ADHESIVE LAYER FOR OPTICAL FILM, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM, METHOD FOR MANUFACTURING THEREOF, AND IMAGE DISPLAY - A pressure-sensitive adhesive layer for an optical film of the invention, which is formed by applying an aqueous dispersion pressure-sensitive adhesive including an aqueous dispersion containing at least a base polymer dispersed in water, and then drying the applied aqueous dispersion pressure-sensitive adhesive, has a content of residual monomer in the pressure-sensitive adhesive layer is 5 to 100 ppm per 1 g of the solid of the pressure-sensitive adhesive layer. The pressure-sensitive adhesive layer for an optical film has high durability so that foaming and peeling can be suppressed even under high temperature or high humidity environment. | 10-04-2012 |
| 20120263948 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A removable water-dispersible acrylic pressure-sensitive adhesive composition according to the present invention includes an acrylic emulsion polymer (A) including, as essential constitutive monomers, a (meth)acrylic alkyl ester in a content of 70 to 99.5 percent by weight, and a carboxyl-containing unsaturated monomer in a content of 0.5 to 10 percent by weight, each based on the total amount of constitutive monomers; a water-insoluble crosslinking agent (B); an acetylenic diol compound (C); and a compound (D) represented by chemical formula [R | 10-18-2012 |
| 20120270042 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR ELECTROCHEMICAL DEVICE - To provide a pressure-sensitive adhesive tape for an electrochemical device that has an excellent adhesive strength and that achieves, for example, the protection of an electrode, the suppression of active material separation, and the fixing of a wound end of a laminate composed of electrode plates, a separator, and the like when the laminate is wound and packed into a battery case, without adversely affecting the electrochemical device. | 10-25-2012 |
| 20120288710 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - An object of the present invention is to provide an acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive, which has excellent adhesiveness to an adherend having surface polarity of every kind and can exhibit excellent repulsion resistance even in a moist heat environment, and a pressure-sensitive adhesive sheet using the composition. The pressure-sensitive adhesive composition provided by the present invention contains a copolymerization reaction product of a monomer mixture. The monomer mixture contains an alkyl (meth)acrylate having an alkyl group with a carbon number of from 4 to 20 and N-vinylcaprolactam. The total sum amount thereof is 95% by mass or more of the whole of monomer components. An amount of N-vinylcaprolactam is from 12 to 40% by mass. | 11-15-2012 |
| 20120301716 | THERMALLY-CONDUCTIVE DOUBLE-SIDED ADHESIVE SHEET - Provided is a thermally-conductive double-sided adhesive sheet capable of improving the workability when adherends are bonded to or detached from each other. The thermally-conductive double-sided adhesive sheet includes an adhesive agent layer formed of a thermally-conductive adhesive agent composition formed into a sheet, which composition including a thermally-conductive material and an acrylic polymer component, wherein a strong adhesive agent layer forming one side and a weak adhesive agent layer forming the other side of the thermally-conductive double-sided adhesive sheet are laminated in such a way that the adhesive force of the one side of the thermally-conductive double-sided adhesive sheet to an adherend is stronger than the adhesive force of the other side of the thermally-conductive double-sided adhesive sheet to the adherend. | 11-29-2012 |
| 20130004768 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEETS, AND SURFACE PROTECTING FILM - Provided are a pressure-sensitive adhesive composition that prevents static buildup on the non-antistatic adherend when peeled off, suppresses peeling electrification voltage, is reduced in the risk of staining the adherend, and has a high level of adhesion reliance and re-peeling properties without causing lifting or peeling; an antistatic pressure-sensitive adhesive sheet produced therewith; and a surface protecting film produced therewith. The pressure-sensitive adhesive composition includes (a) a (meth)acryl-based polymer containing, as a monomer unit, 0.01 to 20% by weight of a reactive surfactant; (b) another (meth)acryl-based polymer free of the reactive surfactant; and an ionic compound. | 01-03-2013 |
| 20130029146 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided are a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer which has excellent resistance to increase in adhesive strength and a good appearance and less causes staining; and a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer formed from the pressure-sensitive adhesive composition. The water-dispersible acrylic pressure-sensitive adhesive composition includes an acrylic emulsion polymer (A) formed from constitutive monomers essentially containing 70 to 99.5 percent by weight of a (meth)acrylic alkyl ester and 0.5 to 10 percent by weight of a carboxyl-containing unsaturated monomer; and a compound (B) represented by following Formula (I): | 01-31-2013 |
| 20130034730 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a removable pressure-sensitive adhesive layer which has satisfactory resistance to increase in adhesive strength and a good appearance and less causes staining on an adherend. The removable water-dispersible acrylic pressure-sensitive adhesive composition includes an acrylic emulsion polymer (A) formed from constitutive monomers essentially including 70 to 99.5 percent by weight of a (meth)acrylic alkyl ester and 0.5 to 10 percent by weight of a carboxyl-containing unsaturated monomer based on the total amount of the constitutive monomers; a water-insoluble crosslinking agent (B); an acetylenic diol compound (C); and a specific polyether defoaming agent (D). The acetylenic diol compound (C) has an HLB of less than 13, and the polyether defoaming agent (D) has a PO in a content of from 70 to 100 percent by weight and a number-average molecular weight of from 1200 to 4000. | 02-07-2013 |
| 20130071656 | PEELABLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PEELABLE PRESSURE-SENSITIVE ADHESIVE LAYER, AND PEELABLE PRESSURE-SENSITIVE ADHESIVE SHEET - A peelable pressure-sensitive adhesive composition includes: 100 parts by mass of a polymer (A) having a glass transition temperature lower than 0° C.; and 0.05 parts by mass to 3 parts by mass of a (meth)acrylic polymer (B) that has a weight average molecular weight of 1000 or more and less than 30000 and that contains, as a monomer unit, a (meth)acrylic monomer having an alicyclic structure represented by the following general formula (1): | 03-21-2013 |
| 20130108867 | METHYLENEBIS (FATTY ACID AMIDE) COMPOSITION, ADHESIVE SHEET, AND METHOD FOR MANUFACTURING THEREOF | 05-02-2013 |
| 20130157050 | REMOVAL PRESSURE SENSITIVE ADHESIVE OF AQUEOUS EMULSION AND METHOD FOR PREPARING THE SAME - Disclosed are a removal aqueous emulsion adhesive, as an aqueous adhesive, which is environmental-friendly, exhibits superior adhesive strength and heat resistance, and low removal noise and is free of ghosts, as compared to rubber-soluble adhesives, and is thus applicable to a variety of commercial labels including labels for cosmetics, medicine, foods, chemical products and promotion, as well as to adhesive sheets such as adhesive labels used for electric and electrical products that require heat resistance and absence of ghosts, and a method for preparing the same. | 06-20-2013 |
| 20130202885 | HIGH PERFORMANCE WATER-BASED TACKIFIED ACRYLIC PRESSURE SENSITIVE ADHESIVES - A pressure-sensitive adhesion composition comprising: a first polymer that is acrylate polymer or copolymer comprising polymerized monomers selected from the group consisting of acrylic acid, butyl acrylate, 2-ethylhexyl acrylate, methyl methacrylate, octyl acrylate, styrene, vinyl acetate and combinations thereof; and b) a second polymer selected from the group consisting of ethylene-acrylic acid copolymer, oxidized polyethylene, oxidized ethylene-vinyl acetate copolymer, maleated polyolefin and combinations thereof; wherein the composition is water-based and adapted for pressure-sensitive adhesion to substrates. The adhesion composition may also comprise a tackifier resin selected from the group consisting of rosin ester resin, rosin acid resin, synthetic hydrocarbon resin, synthetic terpenic resin and combinations thereof. An article of manufacture comprising a support member and a pressure-sensitive adhesion layer attached thereto that comprises said pressure-sensitive adhesion composition. A process of forming a pressure-sensitive adhesive article of manufacture. | 08-08-2013 |
| 20130202886 | AQUEOUS POLYMER DISPERSION SUITABLE FOR APPLICATION AS TACKIFIER FOR ADHESIVES AND PREPARABLE BY EMULSION POLYMERIZATION BASED ON C1 TO C20 ALKYL (METH)ACRYLATES - Described is an aqueous dispersion comprising at least one polymer dispersed in water and having a weight-average molecular weight of less than 50 000 and a glass transition temperature of −40° C. to 0° C., preparable by emulsion polymerization in the presence of at least one chain transfer agent of a monomer mixture comprising at least 40% by weight of C1 to C20 alkyl (meth)acrylates, 0% to 30% by weight of vinylaromatics, at least 0.1% by weight of acid monomers, and 0% to 50% by weight of further monomers. The dispersion can be used in particular as a tackifier for adhesives. | 08-08-2013 |
| 20130251990 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive of the invention includes a (meth)acryl-based polymer obtained by polymerization of a monomer component including: an alkyl(meth)acrylate (a1) having a branched alkyl group of 8 to 24 carbon atoms at an ester end; and an alkyl(meth)acrylate (a2) having a linear alkyl group of 8 to 24 carbon atoms at an ester end. The pressure-sensitive adhesive can has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant. | 09-26-2013 |
| 20130251991 | Pressure Sensitive Adhesive and Adhesive Tape - There is provided a pressure sensitive adhesive displaying sufficient adhesive force to the surface of PMMA under a wide range of temperatures including ambient, low, and high temperatures, and also an adhesive tape having an adhesive layer including the pressure sensitive adhesive. There is provided a pressure sensitive adhesive comprising a polymer obtained by polymerizing 100 mass parts of a monomer mixture comprising: a monomer component 1 comprising an acrylate mixture selected from an aliphatic alkyl(meth)acrylate having a carbon number of 4-6 and an aliphatic alkyl(meth)acrylate having a carbon number of 7-12; a monomer component 2 comprising an amide group-containing vinyl monomer; a monomer component 3 comprising an ester of a non-tertial aromatic alcohol and (meth)acrylic acid, or an ester of a non-tertial alicyclic alcohol and (meth)acrylic acid; and a monomer component 4 comprising (meth)acrylic acid. | 09-26-2013 |
| 20130260148 | PRESSURE-SENSITIVE ADHESIVE SHEETS - The present invention provides a pressure-sensitive adhesive sheet having an adequate adhesion so as not to cause blistering and peeling with the lapse of time and is excellent in re-peeling property and workability. The pressure-sensitive adhesive sheet provided is a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer formed using a pressure-sensitive adhesive composition on one or both surfaces of a supporting film, in which the shift length after 30 minutes from a creep test carried out at 23° C. and a shearing load of 500 g by bonding an adhesive area of 200 mm | 10-03-2013 |
| 20130260149 | POLYMERS DERIVED FROM SECONDARY ALKYL (METH)ACRYLATES - Polymers, particularly those used in pressure-sensitive adhesives, are prepared from a mixture of structural isomers of a secondary alkyl(meth)acrylate monomer. The adhesives are characterized by exhibiting an overall balance of adhesive and cohesive characteristics and exceptional adhesion to low surface energy substrates. | 10-03-2013 |
| 20130266806 | COMPOSITION - A composition including the following: (A): Polymer (A-1) having structural units derived from propylene and structural units derived from 1-butene, and substantially no melting peak is observed with Polymer (A-1), or Polymer (A-2) obtained by graft polymerization of Polymer (A-1) with an α,β-unsaturated carboxylic acid compound; (B): Polymer (B-1) having structural units derived from ethylene and structural units derived from propylene, and the melting peak of which is observed, or Polymer (B-2) obtained by graft polymerization of Polymer (B-1) with an α,β-unsaturated carboxylic acid compound; and (C): Polymer (C-1) having structural units derived from propylene and structural units derived from 1-butene, and the melting peak of which is observed, or Polymer (C-2) obtained by graft polymerization of Polymer (C-1) with an α,β-unsaturated carboxylic acid compound. | 10-10-2013 |
| 20130280529 | ADHESIVE COMPOSITION FOR OPTICAL FILMS, ADHESIVE LAYER FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE LAYER-CARRYING OPTICAL FILM, AND IMAGE DISPLAY DEVICE - A pressure-sensitive adhesive composition for use on an optical film, includes a (meth)acryl-based polymer obtained by copolymerization of 30 to 98.9% by weight of an alkyl(meth)acrylate, 1 to 50% by weight of an aromatic ring-containing polymerizable monomer, and 0.1 to 20% by weight of a hydroxyl group-containing monomer, and a solvent. The (meth)acryl-based polymer is free of any carboxyl group-containing monomer unit and has a weight average molecular weight of 300,000 to 1,200,000 as measured by gel permeation chromatography. The content of a solid including the (meth)acryl-based polymer is 20% by weight or more, and the content of the solvent is 80% by weight or less. | 10-24-2013 |
| 20130330548 | PRESSURE-SENSITIVE ADHESIVE FILM OR SHEET, SURFACE PROTECTION FILM OR SHEET, AND USING METHOD FOR SURFACE PROTECTION OF ARTICLE - An adhesive film or sheet of the present invention includes an adhesive layer containing an ethylene-alkyl (meth)acrylate copolymer (A). The ethylene-alkyl (meth)acrylate copolymer (A) is a random binary copolymer of ethylene and alkyl(meth)acrylate, carbon atoms of an alkyl group of the alkyl(meth)acrylate are 2 or more, and a melting point T[° C.] measured based on JIS K7121-1987 and unit content X [mol %] of the alkyl (meth)acrylate satisfy the following Expression (1). | 12-12-2013 |
| 20130337260 | METHODS FOR PREPARING OPTICALLY CLEAR ADHESIVES AND COATINGS - Optically clear adhesive or coating layers can be prepared by preparing a curable mixture, coating the curable mixture to form a layer, partially curing the curable mixture, drying the coated layer, and fully curing the curable mixture. The curable mixture may also be partially cured and then coated, dried and fully cured. The curable mixture includes two free radically polymerizable monomer compositions that are relatively incompatible and a transient compatibilizer, such as a solvent. Polymers of the two monomer compositions, if polymerized separately and blended, form phase separated domains. The curable mixture provides for adhesive or coating layers that are optically clear. | 12-19-2013 |
| 20130344328 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet, which satisfactorily adheres to an adherend and which can be easily re-released and suppresses contamination due to a pressure-sensitive adhesive remaining on the surface of the adherend after the release of the sheet. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which a difference ΔT (%) between the visible light transmittance T | 12-26-2013 |
| 20140004342 | FLAME-RETARDANT THERMALLY-CONDUCTIVE PRESSURE-SENSITIVE ADHESIVE SHEET | 01-02-2014 |
| 20140004343 | SURFACE PROTECTIVE SHEET | 01-02-2014 |
| 20140030518 | SURFACE-PROTECTING FILM - Provided is a novel surface protective film that can express sufficiently high antistatic property even without the use of any antistatic agent, can express sufficiently high wettability even without the use of any plasticizer, and is excellent in reworkability (light peelability). The surface protective film includes: a base material layer; and a pressure-sensitive adhesive layer, in which: the pressure-sensitive adhesive layer has a peeling electrification voltage of 0.7 kV or less; and a first wetting rate with respect to an acrylic plate in a surface of the pressure-sensitive adhesive layer, which is brought into contact with an adherend, is 5.0 cm | 01-30-2014 |
| 20140037951 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, PRESSURE-SENSITIVE ADHESIVE SHEET, AND OPTICAL FILM - A pressure-sensitive adhesive composition includes: 100 parts by mass of a polymer (A) having a glass transition temperature lower than 0° C.; and 0.05 parts by mass to 20 parts by mass of a (meth)acrylic polymer (B) having a weight average molecular weight (MwB) of 1000≦MwB<30000 that contains, as monomer units, both a (meth)acrylic monomer having an alicyclic structure represented by the following general formula (1) and a monomer having a polyoxyalkylene skeleton: | 02-06-2014 |
| 20140037952 | RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE, RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE LAYER, RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE SHEET, AND LAMINATE - Provided is a pressure-sensitive adhesive capable of realizing a pressure-sensitive adhesive layer having satisfactory adhesion performance and a high ink step absorbability. A radiation-curable pressure-sensitive adhesive, which contains a (meth)acryl-based polymer obtained by polymerizing a monomer component containing 30 to 90% by weight of an alkyl(meth)acrylate having an alkyl group of 10 to 22 carbon atoms at an ester end, and having a radically polymerizable functional group containing a carbon-carbon double bond. | 02-06-2014 |
| 20140037953 | SURFACE-PROTECTING FILM - Provided is a novel surface protective film that can express sufficiently high wettability even when no plasticizer is added and that is excellent in reworkability. The surface protective film of the present invention is a surface protective film, including: a base material layer; and a pressure-sensitive adhesive layer, in which a first wetting rate with respect to an acrylic plate in a surface of the pressure-sensitive adhesive layer, which is brought into contact with an adherend, is 5.0 cm | 02-06-2014 |
| 20140044961 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive capable of forming a pressure-sensitive adhesive layer with high transparency and low sebum-induced swelling rate is provided, which includes a (meth)acryl-based polymer obtained by polymerization of a monomer component containing 40 to 82% by weight of an alkyl(meth)acrylate having an alkyl group of 4 to 18 carbon atoms at the ester end and 18 to 35% by weight of a hydroxyl group-containing monomer. | 02-13-2014 |
| 20140050918 | LABEL MANUFACTURING METHOD AND LABEL - A label manufacturing method including: applying an adhesive to a base sheet to form an adhesive layer; applying an acrylate-based bonding adhesive to part of the adhesive layer to cure the adhesive layer so as to form a cured portion; and cutting the cured portion to define labels. A label having an adhesive layer | 02-20-2014 |
| 20140065416 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET, LAMINATE AND METHOD FOR PEELING PLATES - A double-sided pressure-sensitive adhesive sheet includes a pressure-sensitive adhesive layer containing an acrylic polymer formed of a component comprising, as an essential monomer component, an alkyl (meth)acrylate having an alkyl group having 9 or less carbon atoms. A shear storage elastic modulus at 23° C. of the pressure-sensitive adhesive layer, which is measured by dynamic viscoelasticity measurement, is 5.0×10 | 03-06-2014 |
| 20140065417 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive of the invention include a (meth)acryl-based polymer obtained by polymerization of a monomer component including 19 to 99.5% by weight of an alkyl (meth)acrylate having a branched alkyl group of 10 to 24 carbon atoms at an ester end. The pressure-sensitive adhesive has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant. | 03-06-2014 |
| 20140079949 | PRESSURE-SENSITIVE ADHESIVE FILM - A pressure-sensitive adhesive film including a substrate and a pressure-sensitive adhesive layer provided on at least one side of the substrate, wherein the pressure-sensitive adhesive layer contains a (meth)acryl-based polymer, an ionic liquid, and a crosslinking agent, and the pressure-sensitive adhesive layer contains 2 parts by weight or less of the crosslinking agent based on 100 parts by weight of the (meth)acryl-based polymer, the pressure-sensitive adhesive film having an adhesive strength of 0.5 N/25 mm or more as measured at a tension rate of 1.0 m/minute after it is placed on an adherend of an acrylic panel under the conditions of 23° C. and 50% RH for 30 minutes. | 03-20-2014 |
| 20140093726 | ADHESIVE COMPOSITION, ADHESIVE LAYER, AND ADHESIVE SHEET - Provided is a pressure-sensitive adhesive composition capable of realizing a pressure-sensitive adhesive layer having satisfactory adhesion performance and a low dielectric constant. This pressure-sensitive adhesive composition is characterized by containing a methacrylic polymer with a glass transition temperature (Tg) of 0° C. or less obtained by polymerization of monomer components including 40-99.5 weight % of alkyl methacrylate having a C10-C18 alkyl group in a side chain. A pressure-sensitive adhesive layer and an adhesive sheet are also prepared from the said pressure-sensitive adhesive composition. | 04-03-2014 |
| 20140099504 | PRESSURE-SENSITIVE ADHESIVE FILM - A pressure-sensitive adhesive film, including a substrate and a pressure-sensitive adhesive layer provided on at least one side of the substrate, wherein the pressure-sensitive adhesive layer contains a (meth)acryl-based polymer, an alkali metal salt, and a crosslinking agent, and the pressure-sensitive adhesive layer contains 2 parts by weight or less of the crosslinking agent based on 100 parts by weight of the (meth)acryl-based polymer, the pressure-sensitive adhesive film having an adhesive strength of 0.5 N/25 mm or more as measured at a tension rate of 0.3 m/minute after it is placed on an adherend of an acrylic panel under conditions of 23° C. and 50% RH for 30 minutes, and uses for the film. | 04-10-2014 |
| 20140134431 | ADHESIVE SHEET - An adhesive sheet of the invention includes a substrate and an adhesive composition laminated thereon, the substrate including polyvinyl chloride and a polyester-based plasticizer, wherein the adhesive composition includes two different (meth)acrylate copolymer components (A) and (B) in a mass ratio ranging from 10:90 to 90:10, wherein a content of a cross-linking agent which reacts with functional groups of the component (A) and the component (B) is in a range of 0.5 to 20 mass parts with respect to 100 mass parts of a sum of the component (A) and the component (B), and wherein 10 to 95 mass % of the monomer unit composing the component (A) is 2-ethylhexyl acrylate, and 10 to 95 mass % of the monomer unit composing the component (B) is butyl acrylate. | 05-15-2014 |
| 20140134432 | ADHESIVE AGENT COMPOSITION, ADHESIVE AGENT LAYER, AND ADHESIVE SHEET - A pressure-sensitive adhesive composition of the invention includes a (meth)acryl-based polymer obtained by polymerization of a monomer component including 25% by weight to 99.5% by weight of a cyclic structure-containing monomer and 0.5% by weight to 70% by weight of a branched structure-containing (meth)acryl-based monomer having a branched alkyl group of 3 to 18 carbon atoms at an ester end. The pressure-sensitive adhesive composition has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant. | 05-15-2014 |
| 20140134433 | TOUCH PANEL - Provided is a touch panel. The touch panel includes a base and a pressure-sensitive adhesive layer attached to the base and including an acryl-based polymer containing an acryl polymer containing 5 to 30 parts by weight of isobornyl (meth)acrylate, and 5 to 40 parts by weight of methyl (meth)acrylate in a polymerized form. Accordingly, it can effectively inhibit penetration of oxygen, moisture or other impurities at an interface between the base and the pressure-sensitive adhesive layer, or at an interface between a conductor thin film and the pressure-sensitive adhesive layer, and prevent degradation in optical properties such as visibility, etc. due to bubbles generated at the pressure-sensitive adhesive interface. In addition, when the pressure-sensitive adhesive layer is directly attached to the conductor thin film and even exposed to severe conditions such as high temperature or high temperature and high humidity, a change in the resistance of the conductor thin film may be effectively inhibited, and thus the touch panel can be stably driven for a long time. | 05-15-2014 |
| 20140134434 | TOUCH PANEL - Provided is a touch panel. The touch panel includes a base and a pressure-sensitive adhesive layer attached to the base and having a peel strength with respect to a polycarbonate sheet of 1,900 g/25 mm or more. The pressure-sensitive adhesive layer includes an acryl polymer compound containing an acryl polymer and a thiol polymer derived by binding a thiol compound into a chain, or a side chain or terminal end of a chain of the acryl polymer. Accordingly, penetration of oxygen, moisture or other impurities at an interface between the base film and the pressure-sensitive adhesive layer, or at an interface between a conductor thin film and a pressure-sensitive adhesive layer may be effectively inhibited, and degradation in optical properties such as visibility due to bubbles generated at a pressure-sensitive adhesive interface may be prevented. In addition, when the pressure-sensitive adhesive layer is directly attached to the conductor thin film and even exposed to severe conditions such as high temperature or high temperature and high humidity, the change in the resistance of the conductor thin film may be effectively inhibited, and thus the touch panel may be stably driven for a long time. | 05-15-2014 |
| 20140162058 | Flame Retarding Tapes - Pressure sensitive adhesive tapes having flame retarding properties include a backing and a pressure sensitive adhesive layer. The pressure sensitive adhesive layer includes a (meth)acrylate-based block copolymer, and may also include at least 10% by weight of a halogen-free flame retarding agent. The adhesive layer may contain additional optional additives such as tackifying resins, plasticizers, and the like. The tapes are prepared by coating the flame retarding pressure sensitive adhesive onto the backing, either in solvent or by a solventless process. | 06-12-2014 |
| 20140162059 | ADHESIVE COMPOSITION, ADHESIVE TAPE AND ADHESION STRUCTURE - A halogen-free pressure-sensitive adhesive composition is provided, based on the total weight of the composition, comprising (A) 15-60 wt % of acrylic-based polymer, (B) 10-50 wt % of thermally conductive filler, and (C) 20-50 wt % of halogen-free flame retardant, based on 100% of the total weight of the composition, wherein the component (C) comprises: sub-component (C1) comprising at least one organophosphorous-based flame retardant; and sub-component (C2) comprising at least one flame retardant selected from the group consisting of nitrogen-containing compound-based flame retardants, graphite material-based flame retardants, melamine cyanurate-based flame retardants, metal hydroxide-based flame retardants, metal oxide-based flame retardants, metal phosphate-based flame retardants other than the organophosphorous-based flame retardants of (C1), and the composition has a P content no less than 4.0 wt %, based on 100 wt % of the total weight of the composition. A halogen-free pressure-sensitive adhesive tape and an adhesion structure are also provided. | 06-12-2014 |
| 20140248489 | ADHESIVE, ADHESIVE LAYER, AND ADHESIVE SHEET - A pressure-sensitive adhesive of the invention include a (meth)acryl-based polymer obtained by polymerization of a monomer component including 30 to 99.5% by weight of an alkyl (meth)acrylate having an alkyl group of 10 to 18 carbon atoms at an ester end and 0.5 to 50% by weight of a cyclic nitrogen-containing monomer. The pressure-sensitive adhesive has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant and reliable moisture resistance. | 09-04-2014 |
| 20140248490 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a removable water-dispersible acrylic pressure-sensitive adhesive composition with which it is possible to form a pressure-sensitive adhesive layer that has excellent antistatic properties, adhesive properties, removability, removal stability, and the ability to prevent an increase in adhesive strength over time, less-staining properties on adherends, especially, the ability to prevent white staining on adherends in a high-humidity environment (the ability to prevent white staining), and appearance properties. The present invention is directed to a removable water-dispersible acrylic pressure-sensitive adhesive composition, including: an acrylic emulsion polymer including 70 to 99.5% by weight of a monomer unit derived from an alkyl(meth)acrylate and 0.5 to 10% by weight of a monomer unit derived from a carboxyl group-containing unsaturated monomer; an ionic compound; and a polyether antifoamer represented by formula (I) below. | 09-04-2014 |
| 20140255690 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that is superior in adhesive properties, antistatic properties, removability, the ability to prevent an increase in peel strength (adhesive strength) over time, and superior in less-staining properties on adherends, particularly, in the ability to prevent white staining on adherends in a high-humidity environment (the ability to prevent white staining), and also superior in appearance properties. The invention is directed to a water-dispersible acrylic pressure-sensitive adhesive composition, including: an acrylic emulsion polymer including 70 to 99.5% by weight of a monomer unit derived from an alkyl (meth)acrylate and 0.5 to 10% by weight of a monomer unit derived from a carboxyl group-containing unsaturated monomer; a non-water-soluble (hydrophobic) ionic liquid; and an acetylene diol compound with an HLB value of less than 13 and/or a derivative thereof with an HLB value of less than 13. | 09-11-2014 |
| 20140272408 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that can prevent static build-up at the time of peeling (antistatic properties), is superior in removability, in the ability to prevent an increase in peel strength (adhesive strength) over time among the adhesive properties, as well as in appearance properties (decrease of appearance defects due to dents or the like), and also in less-staining properties on adherends, particularly, in the ability to prevent white staining on adherends in high-humidity environments (the ability to prevent white staining). The water-dispersible acrylic pressure-sensitive adhesive composition according to the invention contains an acrylic emulsion polymer containing, as monomer components, (i) an alkyl (meth)acrylate, (ii) a carboxyl group-containing unsaturated monomer, and (iii) at least one monomer selected from the group consisting of methyl methacrylate, vinyl acetate, and diethylacrylamide, and an ionic compound, and is characterized in that 70 to 99.5% by weight of the alkyl (meth)acrylate (i) is contained in the total amount of the monomer components. | 09-18-2014 |
| 20140295182 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR ELECTROCHEMICAL DEVICE - Provided is a PSA tape for an electrochemical device, which can be peeled off rapidly and will not damage adherend materials or the PSA tape itself, or will not leave adhesive residues, when an adhesion defectiveness occurs during the manufacturing and processing of an electrochemical device, especially an electrolytic capacitor or a battery. The PSA tape comprises a substrate and a PSA layer placed on at least one face of the substrate. In the PSA tape, an anchoring strength of the PSA layer to the substrate is 7.0 N/10 mm or more. | 10-02-2014 |
| 20140302313 | RADIATION CURABLE PRESSURE SENSITIVE ADHESIVE SHEET - To provide a radiation curable pressure sensitive adhesive sheet capable of yielding both a pressure sensitive adhesive sheet with good initial adhesion to an adherend before irradiation and a pressure sensitive adhesive sheet with good rigidity after irradiation. A radiation curable pressure sensitive adhesive sheet includes a (meth)acrylic copolymer having a radiation reactive site and a plasticizer capable of bonding with the (meth)acrylic copolymer upon being irradiated. | 10-09-2014 |
| 20140302314 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition which can form a pressure-sensitive adhesive layer excellent in antistatic property, repeeling property (light peeling property), and appearance property. The repeelable water-dispersible acrylic pressure-sensitive adhesive composition of the present invention contains an acrylic emulsion-based polymer composed of 70 to 99.5% by weight of a (meth)acrylic acid alkyl ester and 0.5 to 10% by weight of a carboxyl group-containing unsaturated monomer as monomer components, a crosslinking agent, an ionic compound, and a nonionic surfactant with an HLB value of 6 or more. | 10-09-2014 |
| 20140308516 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a removable water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that is superior in antistatic properties (resistance to peeling-induced static build-up), removability, adhesion (adhesive properties), and the ability to prevent an increase in peel strength (adhesive strength) over time and also superior in less-staining properties on adherends, particularly, the ability to prevent white staining on adherends in a high-humidity environment. Also provided is a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer made from such a pressure-sensitive adhesive composition. The removable water-dispersible acrylic pressure-sensitive adhesive composition contains an acrylic emulsion polymer including units derived from raw material monomers including at least (A) an alkyl (meth)acrylate and (B) 0.5 to 10% by weight of a carboxyl group-containing unsaturated monomer; and an alkylene oxide group-containing polysiloxane. | 10-16-2014 |
| 20140342152 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION, AND PRESSURE-SENSITIVE ADHESIVE SHEET - An object of the invention to provide a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that can prevent static build-up on adherends when peeled off (antistatic properties) and is superior not only in removability and the ability to prevent an increase in peel strength (adhesive strength) over time but also in less-staining properties on adherends and, especially, the ability to prevent white staining on adherends in a high-humidity environment (the ability to prevent white staining). The invention is directed to a removable water-dispersible acrylic pressure-sensitive adhesive composition, including: an acrylic emulsion polymer including units derived from raw material monomers including (i) 70 to 99.5% by weight of an alkyl(meth)acrylate and (ii) 0.5 to 10% by weight of a carboxyl group-containing unsaturated monomer; a non-water-soluble crosslinking agent; and an ionic compound. | 11-20-2014 |
| 20140370281 | PRESSURE-SENSITIVE ADHESIVES WITH (METH)ACRYLIC-BASED ELASTOMERIC MATERIALS PREPARED USING (2-ISOPROPYL-5-METHYL)HEXYL (METH)ACRYLATE - Pressure-sensitive adhesive compositions and articles containing the pressure-sensitive adhesives are provided. The pressure-sensitive adhesives contain an (meth)acrylic-based elastomeric material prepared from (2-isopropyl-5-methyl)hexyl (meth)acrylate. | 12-18-2014 |
| 20140377553 | PRESSURE-SENSITIVE ADHESIVES WITH A (METH)ACRYLIC-BASED ELASTOMERIC MATERIAL - Pressure-sensitive adhesive compositions and articles containing the pressure-sensitive adhesives are provided. The pressure-sensitive adhesives contain an (meth)acrylic-based elastomeric material prepared an alkyl (meth)acrylate having an alkyl groups that is branched and that contains at least 14 carbon atoms. | 12-25-2014 |
| 20150010754 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive of the present invention comprises a (meth)acryl-based polymer obtained by polymerization of a monomer component containing 40 to 99.5% by weight of an alkyl (meth)acrylate having an alkyl group of 10 to 18 carbon atoms at an ester end and more than 0 to 50% by weight or less of an alicyclic structure-containing monomer. The pressure-sensitive adhesive is capable of forming a pressure-sensitive adhesive layer that has a sufficiently low level of dielectric constant and a satisfactory level of adhesion performance. | 01-08-2015 |
| 20150024197 | INTRUSION RESISTANT THERMAL LAMINATING FILM - A thermal laminating film is provided that has superior intrusion resistance that is well suited to addressing security and anti-counterfeiting needs. The film includes a polymer substrate and an adhesive system with a polymer component having a Vicat softening point temperature that is close to a glass transition temperature of the polymeric substrate, which typically is not greater than about 95° C. | 01-22-2015 |
| 20150024198 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, PRESSURE-SENSITIVE ADHESIVE SHEET, SURFACE PROTECTIVE SHEET, OPTICAL SURFACE PROTECTIVE SHEET, AND OPTICAL FILM WITH SURFACE PROTECTIVE SHEET - A pressure-sensitive adhesive composition includes: 100 parts by mass of a polymer (A) (Tg:lower than 0° C.); 0.05 to 3 parts by mass of a (meth)acrylic polymer (B) (M | 01-22-2015 |
| 20150044457 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Disclosed is an adhesive composition comprising a low T | 02-12-2015 |
| 20150044458 | SEMI-HARDENED PRESSURE-SENSITIVE ADHESIVE FILM - Disclosed is a semi-hardened pressure sensitive adhesive film to be used in the semi-hardened state and having excellent printing step absorption properties. The adhesive film according to the present invention contains a radial polymer composition and a cationic polymer composition, and the radial polymer composition is primarily cross-linked to maintain the semi-hardened state. When applied onto a substrate through a printing step, the present invention has excellent step absorption properties and adhesion properties and excellent durability even under high-temperature and high-humidity conditions. | 02-12-2015 |
| 20150064460 | CARRIER FILM FOR TRANSPARENT CONDUCTIVE FILMS AND LAMINATE - A carrier film for transparent conductive films of the invention includes a support and a pressure-sensitive adhesive layer provided on at least one side of the support, wherein the pressure-sensitive adhesive layer is made from a pressure-sensitive adhesive composition including: a (meth)acryl-based polymer (A) having a glass transition temperature of −50° C. or lower and obtained by polymerization of a monomer component containing an alkyl(meth)acrylate and a hydroxyl group-containing monomer; an isocyanate crosslinking agent (B); and a catalyst (C) having an iron active center. The carrier film for transparent conductive films, with which the formation of irregularities on an adherend surface and zipping can be prevented. | 03-05-2015 |
| 20150093570 | ANTISTATIC BLOCK COPOLYMER PRESSURE SENSITIVE ADHESIVES AND ARTICLES - An antistatic pressure sensitive adhesive composition, useful in electronic and optical display applications, comprising an antistatic agent and a first block copolymer comprising at least two hard A block polymeric units each independently having a Tg of at least 50° C., and at least one soft B block (meth)acrylic polymeric unit having a Tg no greater than 20° C. The composition can comprise a second block copolymer. Articles comprising an antistatic pressure sensitive adhesive composition adjacent a first surface of a substrate. | 04-02-2015 |
| 20150361317 | HOT MELT ADHESIVE - The present invention provides a moisture-reactive hot melt adhesive composition. The composition comprises: (a) urethane prepolymer, derived from at least one polyol and at least one polyisocyanate, and having free isocyanate groups effective to cure the composition in the presence of moisture; and (b) acrylic(co)polymer, wherein the acrylic (co)polymer comprises one or more residues of an (alk)acrylate (co)monomer of formula (I) wherein the group R contains at least one cyclic, tertiary or quaternary carbon, R is attached to the group —C(O)O— via a cyclic or tertiary carbon atom and wherein R′ is a hydrogen or an alkyl group. The invention extends to use of an acrylic (co)polymer in a moisture reactive hot melt adhesive composition as a stringing reducing agent; a substrate comprising the moisture reactive hot melt adhesive composition; and a method of bonding materials together with the composition. | 12-17-2015 |
| 20150368516 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET, LAMINATE AND METHOD FOR PEELING PLATES - A double-sided pressure-sensitive adhesive sheet includes a pressure-sensitive adhesive layer containing an acrylic polymer formed of a component comprising, as an essential monomer component, an alkyl (meth)acrylate having an alkyl group having 9 or less carbon atoms. A shear storage elastic modulus at 23° C. of the pressure-sensitive adhesive layer, which is measured by dynamic viscoelasticity measurement, is 5.0×10 | 12-24-2015 |
| 20150368520 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure-sensitive adhesive composition, a protective film, an optical device, and a display device. The pressure-sensitive adhesive composition may exhibit suitable low speed and high speed peel-off strengths after forming a crosslinking structure, and have an excellent balance between them. Accordingly, the pressure-sensitive adhesive composition may exhibit an excellent protective effect when applied to a protective film, may be easily peeled in a high speed peel-off and thus advantageous for the high speed process, and may exhibit an excellent antistatic characteristic. | 12-24-2015 |
| 20160083630 | Composition for Pressure-Sensitive Adhesive and Pressure-Sensitive Adhesive Sheet - A composition for a pressure-sensitive adhesive, includes (A) a (meth)acrylic ester polymer having a trithiocarbonate structure, having hydroxyl groups at both ends of a molecule and having a weight-average molecular weight (Mw), as measured by gel permeation chromatography, of 50,000 to 300,000, and (B) an isocyanate compound having an average number of isocyanate groups in one molecule being more than 2. | 03-24-2016 |
| 20160121018 | ADHESIVE COMPOSITION FOR SKIN, ADHESIVE FOR SKIN, AND ADHESIVE SHEET FOR SKIN - An object of the invention is to provide an adhesive composition for skin that gives an adhesive for skin that can be coated readily and is highly cohesive and also an adhesive for skin and an adhesive sheet for skin prepared by using the adhesive composition for skin. | 05-05-2016 |
| 20160160084 | TRANSPARENT ADHESIVE WITH A REFRACTIVE INDEX RANGING FROM 1.7 TO 1.73 - A transparent adhesive having a refractive index ranging from 1.7 to 1.73 and to the production and the use thereof, particularly the use thereof for coatings and adhesive bonds. | 06-09-2016 |
| 20160194529 | THERMALLY CONDUCTIVE SHEET | 07-07-2016 |
| 20160204337 | LAYERED BODY | 07-14-2016 |
| 20180022967 | HALOGEN-FREE FLAME RETARDANT PRESSURE SENSITIVE ADHESIVE AND TAPE | 01-25-2018 |
| 20190144720 | LOW OUTGASSING CLEAN ADHESIVE | 05-16-2019 |
| 20090252958 | PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a PSA sheet comprising a PVC film (support) provided with PSA layer formed of an aqueous dispersion-type PSA composition, which exhibits a smooth unwinding motion. The PVC film can be obtained by molding a PVC composition comprising PVC and a metal soap. The metal soap comprises an alkali earth metal soap and zinc soap. At least part of the alkali earth metal soap is a stearate and at least part of the zinc soap is zinc laurate. | 10-08-2009 |
| 20090286077 | One-pack type adhesive precoating composition - The present invention relates to a one-pack type adhesive precoating composition comprising (a) a mixture of at least two thermoplastic polymers having different softening points by not less than 30° C., each of which containing a carboxylic acid group or a carboxylic acid anhydride group, (b) a thermoplastic elastomer and (c) a tackifier, dispersed in an organic solvent, with the proviso that the composition does not comprise a latent curing agent. | 11-19-2009 |
| 20100015442 | ADHESIVE COMPOSITION, METHOD FOR PRODUCING THE SAME AND ADHESIVE BODY - A pressure-sensitive adhesive composition includes a component (i) and a component (ii) and a component (i), the component (i) being a copolymer (I) obtained by hydrogenating a copolymer (I′) having a structure shown by [A-B] | 01-21-2010 |
| 20110020643 | SURFACE PROTECTIVE SHEET - The present invention is directed to a surface protective sheet having a pressure-sensitive adhesive comprised a thermoplastic elastomer as a main component on at least one surface of a substrate, wherein the pressure-sensitive adhesive comprises a hydrogenation product of styrene random copolymer, an amorphous polypropylene elastomer, a tackifier resin, and a softener, wherein hydrogenation product of styrene random copolymer:amorphous polypropylene elastomer is more than 0:less than 100 to less than 80:more than 20, when the total of the hydrogenation product of styrene random copolymer and the amorphous polypropylene elastomer is taken as 100. | 01-27-2011 |
| 20110104487 | Pressure-Sensitive Hot Melt Adhesive Compositions - The present invention is related to pressure-sensitive hot melt adhesive compositions and their applications. In particular, the adhesive compositions described herein comprise a block copolymer component, a hydrocarbon tackifier resin component, and a propylene-based polymer component. | 05-05-2011 |
| 20120263949 | RUBBER TO METAL BONDING FILM - The present disclosure relates to a thermoplastic film containing an adhesive layer which is heat activated and adhered to metal sheeting and another layer which is heat activated and adhered to rubber. | 10-18-2012 |
| 20130071657 | REINFORCING SHEET FOR RESIN MOLDED PRODUCT, AND STRUCTURE AND METHOD FOR REINFORCING RESIN MOLDED PRODUCT - A reinforcing sheet for a resin molded product includes a constraining layer, and a reinforcing layer laminated on the constraining layer. The reinforcing layer is formed of an adhesive composition containing a polymer and a tackifier. The tackifier contains a high-softening-point tackifier having a softening point of not less than 120° C. | 03-21-2013 |
| 20130157051 | COMPOSITION, LAMINATED STRUCTURE AND METHOD FOR MANUFACTURING LAMINATED STRUCTURE - A composition can be provided with superior adhesiveness toward adherends, for example, made of plastic (in particular, polypropylene, and the like). The composition includes the following (A) and (B). (A): Polymer (A-1) having structural units derived from propylene and structural units derived from 1-butene, wherein the content of the structural units derived from propylene is 70-99 mol % based on all the structural units of Polymer (A-1), the content of the structural units derived from 1-butene is 1-30 mol % based on all the structural units of Polymer (A-1), and a melting peak is substantially not observed, or, Polymer (A-2) obtained by modification of Polymer (A-1) with an α,β-unsaturated carboxylic acid, (B): Polymer (B-1) having structural units derived from ethylene and structural units derived from propylene, wherein the content of the structural units derived from ethylene is 5-20 mol % based on all the structural units of Polymer (B-1), the content of the structural units derived from propylene is 80-95 mol % based on all the structural units of Polymer (B-1), and a melting peak is observed, or, Polymer (B-2) obtained by modification of Polymer (B-1) with an α,β-unsaturated carboxylic acid. | 06-20-2013 |
| 20130209801 | METHOD FOR PRODUCING A MULTILAYER STRUCTURE COMPRISING AN ADHESIVE COMPOSITION BASED ON AN AMYLACEOUS MATERIAL - A method for producing an article including a multilayer structure containing:—a first layer based on a metal or on an organic polymer;—and a second layer of an adhesive composition including by weight: a) from 15 to 40% of at least one amylaceous material; b) from 10 to 30% by weight of at least one plasticizer for this amylaceous material; c) from 10 to 35% of at least one nongrafted polypropylene; d) from 10 to 35% of at least one polypropylene grafted with a grafting monomer selected from unsaturated carboxylic acid anhydrides, unsaturated carboxylic acids, oxiranes and silanes; these percentages being defined relative to the sum of a, b, c and d; the first and second layers adhering to one another and the method including a step of bringing the adhesive composition into contact in the molten or softened state. | 08-15-2013 |
| 20130244029 | PAINT PROTECTION SHEET - The present invention provides paint protection sheet | 09-19-2013 |
| 20130288051 | MECHANICAL AND ANTICORROSIVE PROTECTION VINYL TAPE - Pressure sensitive tape for anticorrosion steel pipe protection used primarily in cases of repair and maintenance, comprising vinyl base-tape laminated with a nitrile rubber-based adhesive of the following composition: about 30.7 to about 34.0% (w/w) solid butadiene acrylonitrile rubber (NBR); about 0.57 to about 0.63% (w/w) antioxidant; about 9.7 to about 12.9% (w/w) hydrocarbon resin; about 1.52 to about 1.68% (w/w) zinc oxide; about 8.7 to about 9.5% (w/w) liquid butadiene acrylonitrile rubber. (NBR); about 4.0 to about 4.4% (w/w) aluminium hydrosilicate; about 5.5 to about 7.5% (w/w) diisononyl phthalate; about 0.66 to about 0.74% (w/w) carbon black; about 1.5 to about 1.7% (w/w) amorphous silica; and about 25.8 to about 38.8% (w/w) magnesium and calcium carbonate. The tape exhibits a good ability to conform to irregular surfaces, good elasticity, good impact resistance, excellent pipe adhesion and good cathodic detachment. The tape is ideally used in conjunction with a primer that improves adhesion between the pipe and the adhesive portion of the tape. | 10-31-2013 |
| 20150044459 | CURABLE COMPOSITION SUITABLE FOR THE BONDING OF PLASTICIZED PVC - The invention relates to the use of a composition comprising methyl methacrylate MMA, at least one elastomer and/or a core-shell polymer, and at least one radical former, as an adhesive, sealant or coating for gluing, sealing or coating substrates containing plasticized PVC. | 02-12-2015 |
| 20150368523 | PRESSURE-SENSITIVE ADHESIVE FILM AND METHOD OF MANUFACTURING ORGANIC ELECTRONIC DEVICE USING THE SAME - Provided are a pressure-sensitive adhesive film and a method of manufacturing an organic electronic device using the same. The pressure-sensitive adhesive film that may effectively block moisture or oxygen from penetrating into an organic electronic device from an external environment, and exhibit reliability under harsh conditions such as high temperature and high humidity and excellent optical characteristics is provided. | 12-24-2015 |
| 20160096980 | MULTILAYER PRESSURE SENSITIVE ADHESIVE ASSEMBLY - The present disclosure relates to a multilayer pressure sensitive adhesive assembly comprising at least a first pressure sensitive adhesive layer superimposed to a second polymer layer, wherein a curable liquid precursor of the first pressure sensitive adhesive polymer layer comprises a low Tg (meth)acrylate copolymer and a high Tg (meth)acrylate copolymer having a weight average molecular weight (Mw) of above 20,000 Daltons. The present disclosure also relates to a method of manufacturing such a pressure sensitive adhesive assembly and uses thereof. | 04-07-2016 |
| 20160177141 | Hot Melt Pressure-Sensitive Adhesives for Removable Applications | 06-23-2016 |
| 20090022988 | PRESSURE SENSITIVE ADHESIVES FOR OPTICAL FILM, MANUFACTURING METHODS FOR PRESSURE SENSITIVE ADHESIVE LAYER FOR OPTICAL FILM, PRESSURE SENSITIVE ADHESIVE LAYERS FOR OPTICAL FILM, PRESSURE SENSITIVE ADHESION TYPE OPTICAL FILMS AND IMAGE DISPLAYS - Provided herein is a pressure sensitive adhesive for an optical film comprising: 100 parts by weight of a (meth)acrylic-based polymer (A) including an alkyl (meth)acrylate (a1) and a (meth)acrylic-based monomer containing a hydroxyl group (a2), as a copolymerizable component, in content in the range of from 0.01 to 5 parts by weight relative to 100 parts by weight of the alkyl (meth)acrylate (a1); 0.02 to 2 parts by weight of a peroxide (B); and 0.001 to 2 parts by weight of an isocyanate-based compound (C), the contents of the peroxide (B) and the isocyanate-based compound (C) being values relative to 100 parts by weight of the (meth)acrylic-based polymer (A). | 01-22-2009 |
| 20090068459 | Pressure sensitive adhesive composition, product using the same, and display using the product - Disclosed is a pressure-sensitive adhesive composition which contains an acrylic polymer and a crosslinking agent. The acrylic polymer has a weight-average molecular weight of 40×10 | 03-12-2009 |
| 20090291301 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND USE THEREOF - The present invention relates to a pressure-sensitive adhesive composition used for a pressure-sensitive adhesive sheet to be directly attached to a metal surface, the composition including, a monomer mixture or an acrylic copolymer material obtained by at least partially polymerizing the monomer mixture, the monomer mixture including: at least one monomer (monomer m1) selected from alkyl(meth)acrylates represented by the following formula (I): CH | 11-26-2009 |
| 20100112348 | Pressure Sensitive Adhesive for Optical Films and Pressure Sensitive Adhesive Optical Film - Pressure sensitive adhesives for optical films include an acrylic copolymer (A) obtained by copolymerizing 95.0 to 98.0 parts by weight of n-butyl acrylate (a), 2.0 to 5.0 parts by weight of a hydroxyl group-containing (meth)acrylate (b) represented by Formula (1) below, and not more than 2.0 parts by weight of (meth)acrylic acid (c) (the total of (a) to (c) is 100 parts by weight), and satisfy specific requirements. | 05-06-2010 |
| 20100143712 | SILANE-CROSSLINKING ADHESIVE OR SEALANT COMPRISING N-SILYLALKYLAMIDES AND USE THEREOF - The invention relates to a silane-crosslinking adhesive or sealant containing a polymer that is made up of an organic backbone that carries at least two alkoxy- and/or acyloxysilyl groups, and at least one N-silylalkylamide as an additive. The invention also relates to use of the N-silylalkylamide as an additive in silane-crosslinking adhesives or sealants. | 06-10-2010 |
| 20100239859 | Adhesive composition, optical member, and surface protective sheet - An adhesive composition includes a copolymer (A), the copolymer (A) being a copolymer of: a hydroxyl group-containing (meth)acrylamide (a1), the hydroxyl group-containing (meth)acrylamide (a1) including at least one of a hydroxyl group-containing acrylamide and a hydroxyl group-containing methacrylamide, and a (meth)acrylate (a2), the (meth)acrylate (a2) including at least one of an acrylic ester and a methacrylic ester; and an antistatic agent (B), the antistatic agent (B) including an ionic compound. | 09-23-2010 |
| 20110081544 | ADHESIVE COMPOSITION, FILM ADHESIVE, AND HEAT TREATMENT METHOD - An adhesive composition of the present invention contains, as a main composition, a polymer obtained by copolymerizing a monomer composition containing a monomer having a maleimide group, and further contains a thermal polymerization inhibitor. As a result, it is possible to provide an adhesive composition that allows forming an adhesive layer that is excellently dissolved after the adhesive layer has been subjected to a high-temperature process. | 04-07-2011 |
| 20110151253 | HEAT CURABLE ADHESIVE COMPOSITION - 1) Heat-curable adhesive composition comprising:
| 06-23-2011 |
| 20110236682 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE SHEET, ACRYLIC PRESSURE-SENSITIVE ADHESIVE SHEET MANUFACTURING METHOD, AND LAMINATED CONSTRUCTION - The present invention provides a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer which has both high corrosion resistance and adhesion reliability. The acrylic pressure-sensitive adhesive sheet of the present invention contains at least an acrylic pressure-sensitive adhesive layer containing as a main component an acrylic polymer formed from a composition containing a monomer mixture or a partially polymerized product thereof, in which the monomer mixture contains the following (m1), (m2) and (m3), or (m1), (m2), (m3) and (m4), and in which a content of each component (m1), (m2), (m3), and (m4) is 35 to 97.5% by mass, 2 to 40% by mass, 0.1 to 25% by mass, and 0 to 30% by mass, respectively:
| 09-29-2011 |
| 20110244231 | CROSSLINKABLE SYRUP SOLUTE COPOLYMERS WITH AMINOALKYL (METH)ACRYLOYL SOLVENT MONOMERS - A pre-adhesive syrup polymer composition is described comprising an acid-functional (meth)acrylate copolymer and an aminoalkyl (meth)acryloyl solvent monomer, which when polymerized, provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 10-06-2011 |
| 20120189845 | SEMICONDUCTOR DEVICE MANUFACTURING METHOD - Provided are a semiconductor device producing method with simple production steps while preventing contamination of a bonding pad and preventing warp generation in an adherend such as a substrate, a lead frame, or a semiconductor element, thereby improving yield; an adhesive sheet used in this method; and a semiconductor device obtained by this method. The invention includes a pre-setting step of pre-setting a semiconductor element | 07-26-2012 |
| 20120244350 | PRESSURE-SENSITIVE ADHESIVE FOR PVC FOILS - An adhesive is described, in particular for applications on substrate materials made of flexible PVC, comprising a polymer which is obtainable via free-radical polymerization of ethylenically unsaturated compounds and which is composed of at least 50% by weight of soft acrylate monomers with glass transition temperature below 0° C., at least 1% by weight of ethylenically unsaturated nitriles, at least 1% by weight of hard acrylate monomers with glass transition temperature of at least 60° C., at least 0.1% by weight of ethylenically unsaturated acid monomers, and at least 0.01% by weight of monomers having at least two non-conjugated, polymerizable vinyl groups, where the polymerization reaction takes place via staged polymerization, and at least one portion of the soft acrylate monomers is polymerized in a first polymerization stage, and at least one portion of the hard acrylate monomers is polymerized in a second or subsequent polymerization stage. Uses of the adhesive for the bonding of substrates made of flexible PVC are also described, as also are self-adhesive items with a PVC foil as substrate material and with a coating of the adhesive of the invention. | 09-27-2012 |
| 20120251822 | Clean Removable Adhesive Sheet - The invention provides an adhesive sheet comprising polyvinyl chloride (PVC) film and back coating of water based PSA, wherein said PSA comprises a copolymer by copolymerization of a monomer mixture comprising, a) from 30 wt % to less than 70 wt % acrylic acid C4-C8-alkylester, and b) from 2 wt % to 9 wt % (meth)acrylonitrile, wherein the polyvinyl chloride film is not corona treated. The adhesive sheet is suitable for applications of indoor and outdoor graphic poster, especially for clean removable usages. | 10-04-2012 |
| 20130004769 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive composition includes: an acrylic polymer (A) that contains, as a monomer unit, a vinyl monomer having a nitrogen atom in its backbone and that does not substantially contain a carboxyl group-containing monomer; and a (meth)acrylic polymer (B) having a weight average molecular weight of 1000 or more and less than 30000. | 01-03-2013 |
| 20130029147 | PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a pressure-sensitive adhesive sheet that maintains a high adhesive force and adhesion reliability (particularly, repulsion resistance and holding power) when the sheet is bonded, and can be easily peeled off from an adherend to easily separate and disassociate a bonded portion when the sheet is peeled off from the adherend. | 01-31-2013 |
| 20130040137 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer which is resistant to increase in adhesive strength with time, has a good appearance, and less stains an adherend. The water-dispersible acrylic pressure-sensitive adhesive composition includes an acrylic emulsion polymer; and a water-insoluble crosslinking agent having two or more carboxyl-reactive functional groups per molecule. The acrylic emulsion polymer is formed from constitutive monomers essentially including a (meth)acrylic alkyl ester (A), a carboxyl-containing unsaturated monomer (B), and at least one monomer (C) selected from methyl methacrylate, vinyl acetate, and diethylacrylamide and has a solvent-insoluble content of 70 percent by weight or more. When the acrylic pressure-sensitive adhesive composition is applied so as to have a dry thickness of 50 μm, dried at 120° C. for 2 minutes, and aged at 50° C. for 3 days to give a cross-linked acrylic pressure-sensitive adhesive film, the film has a solvent-insoluble content of 90 percent by weight or more and an elongation at break of 130% or less at 23° C. | 02-14-2013 |
| 20130288052 | SILICONE-MODIFIED ADHESIVES WITH ANTI-SLIP PROPERTIES - Adhesive compositions, including pressure sensitive adhesives, are the reaction product of free radically polymerizable mixtures. The free radically polymerizable mixtures include a free radically polymerizable urethane-based or urea-based oligomer, a free radically polymerizable segmented siloxane-based copolymer, and an initiator. The free radically polymerizable mixture may contain additional reactive and/or unreactive additives. The adhesive compositions can be used to prepare a variety of adhesive articles. | 10-31-2013 |
| 20130288053 | ADHESIVE COMPOSITIONS - Polydiorganosiloxane polyoxamide, linear, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting a diamine with a polydiorganosiloxane precursor having oxalylamino groups. The polydioroganosiloxane polyoxamide block copolymers are of the (AB) | 10-31-2013 |
| 20130309489 | THERMOSETTING RESIN COMPOSITION, CURED PRODUCT OF THE SAME, AND INTERLAMINAR ADHESIVE FILM USED FOR PRINTED WIRING BOARD - There is provided a thermosetting polyimide resin composition which enables production of a cured product exhibiting excellent dimensional stability and which exhibits excellent meltability; there are also provided a cured product of such a composition and an interlaminar adhesive film used for a printed wiring board, the interlaminar adhesive film being formed of the composition. In particular, there are provided a thermosetting polyimide resin composition containing a thermosetting polyimide resin (A) having a biphenyl backbone directly linked to a nitrogen atom of a five-membered cyclic imide backbone and a weight-average molecular weight (Mw) of 3,000 to 150,000, a phosphorus compound (B) represented by specific Formula (b1) or (b2), and an epoxy resin (C); a cured product of such a composition; and an interlaminar adhesive film used for a printed wiring board, the interlaminar adhesive film including a layer formed of the composition, the layer being formed on a carrier film. | 11-21-2013 |
| 20140295183 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEET AND OPTICAL FILM - Provided are a pressure-sensitive adhesive sheet that has an antistatic property; suppresses a peeling electrification voltage when a non-antistatic treated adherend is peeled off; has a small adhesive strength occurring at high-speed peeling; has an adhesive strength occurring at low-speed peeling so large as not to cause a problem, such as lifting and peeling off; and has an excellent transparency; and a pressure-sensitive adhesive composition capable of obtaining an optical film to which the pressure-sensitive adhesive sheet is bonded. Disclosed is a pressure-sensitive adhesive composition containing a polymer (A) having a glass transition temperature of lower than 0° C. and a polymer (B) containing a reactive ionic liquid as a monomer unit and having an intrinsic viscosity (dL/g) of 0.01 or more and less than 0.5. | 10-02-2014 |
| 20140335352 | PHOTO-CURING AND STRIPPABLE ADHESIVE COMPOSITION AND USES THEREOF - The invention relates to a photo-curing and strippable adhesion composition, and it has the advantage of good reworkability and weatherability. The invention also provides a strippable material and method for manufacturing the same and an electronic component and method for manufacturing the same. | 11-13-2014 |
| 20150086782 | ADHESIVE FILM FOR PROTECTING AUTOMOBILE WHEEL - The present invention provides an automotive wheel protection pressure-sensitive adhesive film comprising a base layer and a pressure-sensitive adhesive layer, the pressure-sensitive adhesive layer being formed of an acrylic-based pressure-sensitive adhesive that includes at least a (meth)acrylic-based polymer, a crosslinking agent, and a UV absorber, the (meth)acrylic-based polymer including a repeating unit derived from a monomer that includes a crosslinkable functional group, and a repeating unit derived from a C | 03-26-2015 |
| 20150099114 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure-sensitive adhesive composition, a protective film, an optical device, and a display device. The pressure-sensitive adhesive composition may exhibit excellent storage stability, suitable low speed and high speed peel-off strengths after a crosslinking structure is formed, and have an excellent balance between them. Accordingly, the pressure-sensitive adhesive composition may exhibit an excellent protective effect when applied to a protective film, may be easily peeled in high speed peel-off and thus advantageous for a high speed process, and may exhibit an excellent antistatic property in the process. | 04-09-2015 |
| 20150337176 | FLAME RETARDANT ADHESIVE - Flame retardant adhesive are described. The flame retardant adhesives include at least 93 wt. % an acrylic copolymer. This acrylic copolymer comprises the polymerization reaction product of 50 to 92 wt. % of at least one alkyl (meth)acrylate monomer, 3 to 25 wt. % of at least one nitrogen-containing monomer, and 5 to 25 wt. % of at least one vinyl-functional poly(methacrylate) macromer. Articles incorporating such adhesive are also described. | 11-26-2015 |
| 20160130373 | POLYOLEFIN MODIFIED WITH NITROGEN-CONTAINING HETEROCYCLIC COMPOUND, AND ADHESIVE COMPOSITION CONTAINING SAME - This invention provides a novel polyolefin modified with a nitrogen-containing heterocyclic compound containing no harmful halogen atoms such as chlorine, and an adhesive composition between a polyolefin substrate and an inorganic substrate such as a glass substrate. A polyolefin modified with a nitrogen-containing heterocyclic compound (C) having a nitrogen-containing heterocyclic compound (B) at the side chain of an acid-modified polyolefin (A). | 05-12-2016 |
| 20160137893 | UREA-BASED PRESSURE SENSITIVE ADHESIVES - Non-silicone urea-based adhesives are disclosed which are prepared by the polymerization of reactive oligomers with the general formula X—B—X, where X is an ethylenically unsaturated group and B is a unit free of silicone and containing urea groups. The reactive oligomers can be prepared from polyamines through chain extension reactions using diaryl carbonates followed by capping reactions. Adhesive articles, including optical adhesive articles may be prepared using the disclosed non-silicone urea-based adhesives. | 05-19-2016 |
| 20160159995 | POLY(METH)ACRYLIMIDE FILM, EASY-ADHESION FILM USING SAME, AND METHOD FOR MANUFACTURING SUCH FILMS - Embodiments of the invention relate to a poly(meth)acrylimide film and a method for manufacturing such a film. At least one embodiment provides a poly(meth)acrylimide film that has (i) a total light transmittance of over 90% and (ii) haze of 2.0% or less. This film preferably has retardation of less than 50 nm. The method for manufacturing this film includes the following steps: (A) using a device provided with an extruder and a T die, a poly(meth)acrylimide molten film is continuously extruded from the T die; and (B) the poly(meth)acrylimide molten film is loaded by being fed between a rotating or circulating first mirrored-surface body and a rotating or circulating second mirrored-surface body, and then the film is pressed. During these steps, (C) the surface temperature of the first mirrored-surface body is in the range 100-200° C., and (D) the surface temperature of the second mirrored-surface body is in the range 20-200° C. | 06-09-2016 |
| 20160160089 | PRESSURE-SENSITIVE ADHESIVE SHEET TO BE USED IN PRODUCTION OF SEMICONDUCTOR - Provided is a pressure-sensitive adhesive sheet capable of maintaining a desired pressure-sensitive adhesive characteristic even in a production method for a semiconductor including, for example, a step of peeling off a support material. The pressure-sensitive adhesive sheet includes a backing layer and a pressure-sensitive adhesive layer, in which the pressure-sensitive adhesive layer has a water contact angle of from 80° to 105°. The pressure-sensitive adhesive sheet is used in a production method for a semiconductor including a step in which the pressure-sensitive adhesive layer is brought into contact with a solvent having a solubility in water at 20° C. of 1 g/100 mL or less. | 06-09-2016 |
| Entries |
| Document | Title | Date |
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| 20080206558 | PRESSURE SENSITIVE ADHESIVE DISPERSION HAVING HIGH SOLIDS AND LOW VISCOSITY AND METHOD OF MAKING SAME - A water-based pressure sensitive adhesive dispersion is provided. The dispersion is a reaction product of a monomer solution and an aqueous phase. The monomer solution contains from about 40 to 70 parts water-insoluble monomer selected from the group consisting of alkyl acrylate, methacrylate, vinyl ester, and combinations thereof and from about 0.01 to 0.2 parts monomer soluble free radical initiator. The aqueous phase includes from about 1 to 20 parts latex binder, from about 0.1 to 2 parts surfactant, from about 0.02 to 1 parts polymeric suspension stabilizer, and water as a remaining balance. All parts are given as parts by weight per 100 parts of the dispersion. The dispersion has a solid phase of at least 60 weight percent, a viscosity of less than about 300 centipoise, measured at about 23° C., and a bimodal particle size distribution. | 08-28-2008 |
| 20080241529 | Flameproofed adhesive and sealing materials - The invention relates to flameproofed adhesive and sealing materials containing 0.1-99.9% by weight of adhesive or thermoplastic polymer and 0.1-99.9% by weight of flameproofing agent, wherein the flameproofing agent contains at least one phosphinic acid salt of the formula (I) and/or one diphosphinic acid salt of the formula (II) | 10-02-2008 |
| 20080248299 | Pressure-Sensitive Adhesive and Method for Producing Same, and Pressure-Sensitive Adhesive Sheet - A pressure-sensitive adhesive, comprising a polymer (A), which is formed by polymerization of a radical polymerizable monomer, contains carboxyl groups, and has a glass transition temperature within a range from −80 to 0° C. and a weight average molecular weight within a range from 500,000 to 1,500,000, a tricyclic diterpene carboxylic acid (B), and a curing agent (C) capable of reacting with a carboxyl group, wherein the total acid value of the combination of the polymer (A) and the tricyclic diterpene carboxylic acid (B) is within a range from 5 to 50 (mgKOH/g). | 10-09-2008 |
| 20080286571 | Surface Protective Sheet - The present invention relates to a surface protective sheet having a pressure-sensitive adhesive layer on at least one side of a substrate; wherein, the pressure-sensitive adhesive contains 100 parts by weight of a styrene-isobutylene block copolymer, and 0 to 300 parts by weight of a softening agent and 0 to less than 20 parts by weight of a tackifying resin, both based on 100 parts by weight of the styrene-isobutylene block copolymer. | 11-20-2008 |
| 20080299388 | Adhesive Composition and Adhesive Sheet - A pressure-sensitive adhesive composition capable of giving a pressure-sensitive adhesive sheet which simultaneously realizes satisfactory holding power, adhesion, and peel resistance in peeling from curved surfaces, while balancing these properties, and has satisfactory heat resistance. The composition comprises the following ingredients: (A) a maleimide crosslinking agent having two or more maleimide groups per molecule; (B) a monomer which, when caused to homopolymerize, gives a homopolymer having a glass transition temperature of −40° C. or lower; (C) a carboxylated monomer copolymerizable with the monomer of the ingredient (B); and (D) a photopolymerization initiator, the maleimide crosslinking agent of the ingredient (A) being contained in an amount of 0.01-2 parts by weight per 100 parts by weight of the sum of the monomers of the ingredients (B) and (C). | 12-04-2008 |
| 20090011231 | Adhesive Sheet and Copper-Clad Laminate - Disclosed is an adhesive film having high dimensional stability which can be suitably used for two layer FPCs. Specifically, disclosed is an adhesive sheet composed of an insulting layer and an adhesive layer arranged on one side or both sides of the insulating layer. This adhesive sheet is characterized in that the insulating layer has a ratio E′2/E′1 between the storage elasticity modulus E′1 at 25° C. and the storage elasticity modulus E′2 at 380° C. of not more than 0.2 and a coefficient of thermal expansion in the MD direction of 5-15 ppm at 100-200° C. It is further characterized in that the change in the coefficient of thermal expansion of the adhesive sheet at 100-250° C. after heat treatment at 380° C. for 30 second under tension of 20 kg/m is not more than 2.5 ppm in the tension direction and not more than 10 ppm in the direction perpendicular to the tension direction. | 01-08-2009 |
| 20090011232 | ALIGNED CARBON NANOTUBES FOR DRY ADHESIVES AND METHODS FOR PRODUCING SAME - A nanocomposite dry adhesive. The nanocomposite dry adhesive includes a substrate; and an array of vertically aligned single-walled carbon nanotubes or vertically aligned multi-walled carbon nanotubes on the substrate, wherein the nanocomposite dry adhesive utilizes the array of single-walled carbon nanotubes or multi-walled carbon nanotubes as synthesized, the as synthesized single-walled carbon nanotubes being substantially free of randomly entangled nanotube segments on top of the vertically aligned single-walled carbon nanotubes, the as synthesized multi-walled carbon nanotubes having randomly entangled nanotube segments on top of the vertically aligned multi-walled carbon nanotubes; wherein the dry adhesive has a normal adhesion strength of at least about 5 N·cm | 01-08-2009 |
| 20090029162 | PRESSURE SENSITIVE ADHESIVE COMPOSITION, PRESSURE SENSITIVE ADHESIVE SHEET AND SURFACE PROTECTIVE FILM - A pressure-sensitive adhesive composition characterized by comprising a water-dispersible (meth)acryl-based polymer containing, as a monomer component, 50 to 99.9% by weight of a (meth)acrylate having an alkyl group with a carbon number of 1 to 14, and an ionic liquid. There is provided a pressure-sensitive adhesive composition that attains static charge prevention at peeling between pressure sensitive adhesive layer and adherend not rendered antistatic, thereby reducing contamination of the adherend. Also, there are provided, making use of the same, an antistatic pressure sensitive adhesive sheet and surface protective film. | 01-29-2009 |
| 20090142593 | PRESSURE-SENSITIVE ADHESIVE TAPE - The present invention relates to a pressure-sensitive adhesive tape including a substrate and at least one pressure-sensitive adhesive layer disposed on at least one surface of the substrate, in which the substrate is formed of an olefinic resin composition containing a polyolefin resin and a metal hydroxide, and in which the pressure-sensitive adhesive layer is formed of an emulsion-type acrylic adhesive composition containing an acrylic emulsion in which emulsion particles have a mean particle size of 0.2 μm or less. The pressure-sensitive adhesive tape of the invention has excellent edge-peeling resistance and is capable of exhibiting a suitable rewinding power. | 06-04-2009 |
| 20090324943 | Object identification using quantum dots fluorescence allocated on fraunhofer solar spectral lines - An optical based identification system that is easily deployable and can be used in broad daylight. Fluorescent semiconductor nanocrystals (quantum dots) that fluoresce at specific wavelengths are distributed in a suitable polymer. The resulting mixture can then be applied as paint or on an adhesive label for application to a portion of any equipment or member of a friendly unit. The system also has a corresponding detectional processing unit which may be mounted on ordnance or on any other equipment such as aircraft. The detection unit uses a laser, which when active, causes a laser beam to strike the paint or adhesive able applied to the friendly unit. This causes the quantum dots to fluoresce. The fluorescence of the quantum dots can be detected by the sensor portion of the detection/processing unit. The sensor portion then transmits the data generated by the detected fluorescence to a data processing portion detection/processing unit such as a corresponding signal to the equipment operator or, if the unit is mounted on ordnance that has been launched to the warhead to deactivate the warhead. To overcome the effects of broad daylight on an optical system, the quantum dots can be detected by the sensor portions of the detection/processing unit. The sensor portion then transmits the data generated by the detected fluorescence to a data processing portion which decodes the data. If the decoded data indicates a friendly unit, the detection/processing unit sends a corresponding signal to the equipment operator or, if the unit is mounted on ordnance that has been launched to the warhead to deactivate the warhead. To overcome the effects of broad daylight on an optical system, the quantum dots are engineered to fluoresce at wavelengths corresponding to the absorption lines of the solar spectrum, more commonly known as Fraunhofer lines. | 12-31-2009 |
| 20090324944 | PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - A pressure-sensitive adhesive optical film of the present invention comprises: an optical film; and a pressure-sensitive adhesive layer placed on at least one side of the optical film, wherein the pressure-sensitive adhesive layer has an equilibrium moisture content ratio (a) of 0.5% by weight or less, the pressure-sensitive adhesive layer shows a displacement amount (b) of 600 μm or less in one hour at 23° C., when a tensile shearing stress of 500 gf is applied to an adhesion area of 10 mm×10 mm having a thickness of 25 μm, and the equilibrium moisture content ratio (a) and the displacement amount (b) satisfy the relation: b<1036.4×e | 12-31-2009 |
| 20090324945 | RADIATION-CURABLE MIXTURE CONTAINING LOW-MOLECULAR, ETHYLENICALLY UNSATURATED COMPOUNDS HAVING NON-AROMATIC RING SYSTEMS - A mixture comprising
| 12-31-2009 |
| 20100080991 | PRESSURE-SENSITIVE ADHESIVE SHEET FOR OPTICAL MEMBER ADHESION - The present invention provide a pressure-sensitive adhesive sheet for optical member adhesion, which includes at least an acrylic pressure-sensitive adhesive layer, in which the acrylic pressure-sensitive adhesive layer has a storage modulus at 23° C. of from 1.0×10 | 04-01-2010 |
| 20100104865 | Peroxide-Curable Silicone-Based Pressure-Sensitive Adhesive Composition and Adhesive Take - A peroxide-curable silicone-based pressure-sensitive adhesive composition comprising (A) a diorganopolysiloxane having silicon-bonded alkenyl groups at both molecular terminals used in amount of 100 parts by weight; (B) an organopolysiloxane resin having one or more silanol(OH) groups in one molecule and consisting of R | 04-29-2010 |
| 20100178502 | LOW VOLATILES COATINGS, SEALANTS AND BINDERS FROM RENEWABLE OILS - A composition comprises (a) a binder component which comprises (1) 5 to 100 weight percent of at least one natural oil derived polyol having at least about 50 percent primary hydroxyl groups and (2) sufficient additional polyol different from a natural oil derived polyol to make 100 percent wherein the natural oil derived polyol has an average of from 1.5 to 3 hydroxyl groups per molecule and an equivalent weight of from 200 to 5000; and (b) a crosslinking component reactive with hydroxyl groups. Furthermore, a process for producing a coating, adhesive, binder or combination thereof on the surface of a substrate, comprises in any order: (a) admixing binder and crosslinking components of a composition to form an admixture, wherein a binder component comprises (1) 5 to 100 weight percent of at least one natural oil derived polyol having at least about 50 percent primary hydroxyl groups and (2) sufficient additional polyol different from a natural oil derived polyol to make 100 percent wherein the natural oil derived polyol has an average of from 1.5 to 3 hydroxyl groups per molecule and an equivalent weight of from 200 to 5000; and (b) applying a layer of said admixture on said surface. The invention includes coatings, adhesives, binders and combinations thereof prepared from any composition of the invention, substrates coated by the process of the invention or coated using a composition of the invention and articles, including laminates, comprising a coating, adhesive, binder or combination thereof of the invention. | 07-15-2010 |
| 20100266842 | ADHESIVE SHEET FOR SEMICONDUCTOR, AND DICING TAPE INTEGRATED ADHESIVE SHEET FOR SEMICONDUCTOR - There is provided an adhesive sheet for a semiconductor and a dicing tape integrated adhesive sheet for a semiconductor that are each good in cuttability when the sheets are each cut into individual pieces by expansion and are each good in embeddability into irregularities in a wiring board when the sheets are each molded thereto. An adhesive sheet for a semiconductor includes a resin composition containing a high-molecular-weight component and a filler, the breaking elongation of the adhesive sheet before curing is 40% or less at 0° C., and the elastic modulus of the adhesive sheet after curing is from 0.1 to 10 MPa at 175° C. | 10-21-2010 |
| 20100285312 | SILICONE-TYPE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEET, AND SILICONE RUBBER LAMINATE - A silicone-type pressure-sensitive adhesive composition comprising (A) 100 weight parts of organopolysiloxane condensation reaction product that has at least two alkenyl groups and that is yielded by a condensation reaction between (a) hydroxyl-functional diorganopolysiloxane and (b) organopolysiloxane resin, (B) organohydrogenpolysiloxane having at least two silicon-bonded hydrogen atoms in the molecule, in an amount sufficient to provide from 1 to 200 silicon-bonded hydrogen atoms with reference to all the alkenyl groups in the composition, (C) an organotitanium compound, at from 0.1 to 20 weight parts, and (D) a platinum catalyst in a catalytic quantity. | 11-11-2010 |
| 20110027583 | Adhesive compositions - Adhesive compositions suitable for use as tie-layer adhesives in multi-layer films and sheets are provided. The adhesive compositions contain an olefin polymer base resin, a modified polyolefin and a paraffinic liquid hydrocarbon. | 02-03-2011 |
| 20110027584 | Silicone Composition, Silicone Adhesive, Coated and Laminated Substrates - A silicone composition comprising at least one organohydrogenpolysiloxane having an average of at least two silicon-bonded hydrogen atoms per molecule, a cross-linking agent having an average of at least two aliphatic carbon-carbon double bonds per molecule, and a hydrosilylation catalyst; a silicone adhesive comprising a cured product of at least one oganohydrogenpolysiloxane; and a coated substrate and a laminated substrate, each comprising the silicone adhesive. | 02-03-2011 |
| 20110033701 | AQUEOUS POLYMER DISPERSIONS FOR ADHESIVES - The present invention relates to aqueous polymer dispersions having a polymer content of at least 55% by weight that are suitable for pressure sensitive adhesives. The invention also relates to a process for preparing these aqueous polymer dispersions and also to the use of the aqueous polymer dispersions in pressure sensitive adhesives and, respectively, pressure sensitive adhesive compositions, especially in pressure sensitive adhesives for transparent substrates, e.g., plastics labels. | 02-10-2011 |
| 20110076494 | Fire Resistant Laminates and Articles Made Therefrom - Laminates suitable for constructing waterproof and breathable articles such as protective clothing which are both comfortable and exhibit enhanced resistance to fire are described. Particularly, flame resistant laminate constructions are described comprising a meltable textile as the outermost layer laminated to an intermediate protective layer comprising a waterproof film laminated to an innermost fabric layer comprising a thermally stable textile. Laminate constructions of the present invention exhibit breathability on the order of at least 1000 MVTR, a water entry pressure of at least 0.5 psi and have a horizontal flame break open time of at least 10 seconds. | 03-31-2011 |
| 20110097579 | SILICONE-BASED PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE TAPE OR SHEET - Silicone-based pressure-sensitive adhesive composition comprising 100 parts (A) a branched organopolysiloxane having on molecular terminals at least two alkenyl groups and represented by (R | 04-28-2011 |
| 20110111222 | ADHERENCE SUBSTANCE, PRESSURE SENSITIVE ADHESIVE SHEET AND ITS USE - To provide an adherence substance which has a low viscosity and good coatability, can be made solvent free, is less likely to undergo an increase in the adhesive strength with time and has good adhesion to an adherend while the adhesive strength is low, is excellent in removability and has a good wettability. | 05-12-2011 |
| 20110135924 | POLYESTERS, POLYESTER COMPOSITIONS, PRESSURE-SENSITIVE ADHESIVE COMPOSITIONS, PRESSURE-SENSITIVE ADHESIVE LAYERS AND PRESSURE-SENSITIVE ADHESIVE SHEETS - The present invention provides a polyester, a polyester composition and a pressure-sensitive adhesive composition capable of obtaining a pressure-sensitive adhesive which is global-environmentally friendly and is excellent in pressure-sensitive adhesion properties, using a plant-derived raw material; and a pressure-sensitive adhesive layer and a pressure-sensitive adhesive sheet which can be obtained by using the same. A polyester of the present invention is a polyester comprising at least a lactic acid unit, a dibasic acid unit and a glycol unit, wherein the dibasic acid unit contains dimer acid, and the polyester has a glass transition temperature as measured at a temperature rising rate of 20° C./minute using a differential scanning calorimeter, of −70 to −20° C., a weight average molecular weight of 20,000 to 300,000 and a hydroxyl value of 1 to 100 mgKOH/g. | 06-09-2011 |
| 20110223421 | Silicone Composition And A Method For Preparing The Same - A silicone composition comprises (a) a curable silicone resin, (b) an inorganic particle having a polymeric surface coating formed thereon, and (c) a cross-linking compound. The (a) curable silicone resin comprises units having a functional group R1 selected from an aryl group, an alkyl group, an alkenyl group, and hydrogen. The polymeric surface coating comprises an organopolysiloxane. The organopolysiloxane comprises units selected from R | 09-15-2011 |
| 20110250447 | PRESSURE-SENSITIVE ADHESIVE SHEET TO BE STUCK TO THE SKIN - A pressure-sensitive adhesive sheet to be stuck to the skin which comprises a support and a pressure-sensitive adhesive layer located on the support, characterized in that the pressure-sensitive adhesive layer is formed by curing a composition containing (A) a polyoxyalkylene polymer having at least one alkenyl group per molecule, (B) a compound having hydrosilyl groups at both ends, (C) a compound having two or more hydrosilyl groups on average per molecule, and (D) a hydrosilylation catalyst. Compared with the existing pressure-sensitive adhesive sheets to be stuck to the skin, the pressure-sensitive adhesive sheet to be stuck to the skin as described above little irritates the skin and can achieve a sufficient pressure-sensitive adhesion force and a long-lasting fixation force to the skin. | 10-13-2011 |
| 20120156484 | Bio-Based Adhesive Composition - The present invention is directed to a bio-based composition comprising a polycondensate of a dimer of a fatty alcohol and a dimer of a fatty acid, and an epoxidized fatty acid ester as a cross-linking agent, wherein the polycondensate and the epoxidized fatty acid ester are capable of reacting with each other. The invention is also directed to an adhesive obtainable by reacting the polycondensate and the epoxidized fatty acid ester, to a method for preparing the adhesive and to the use of the adhesive for laminating a sheet or a film | 06-21-2012 |
| 20120177918 | SIMPLE ADHESIVE COACERVATES AND METHODS OF MAKING AND USING THEREOF - Described herein is the synthesis of adhesive from simple adhesive coacervates and their uses thereof. The adhesives are produced by (a) preparing a solution comprising (1) a polyelectrolyte, wherein the polyelectrolyte comprises a polyanion or polycation but not a combination thereof, the polyeletrolyte comprises at least one crosslinking group, and (2) a sufficient amount of a complimentary counterion to produce a simple adhesive coacervate; and (b) crosslinking the simple adhesive coacervate to produce the adhesive. The adhesives have numerous medical and non-medical applications. | 07-12-2012 |
| 20120208016 | RADIATION-CURE REMOVAL TYPE PRESSURE-SENSITIVE ADHESIVE SHEET - A radiation-cure removable type pressure-sensitive adhesive sheet includes: a pressure-sensitive adhesive layer made from a polyester-based pressure-sensitive adhesive composition containing a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit, a radiation-cure resin, a radiation reaction initiator, and a crosslinking agent. The dibasic acid unit includes a dimer acid, the polyester has a glass transition temperature of −70 to −20° C., a weight average molecular weight of 20,000 to 200,000, and a hydroxyl value of 1 to 60 mgKOH/g, the composition contains 30 to 70 parts by weight of the radiation-cure resin based on 100 parts by weight of the polyester and contains 3 to 10% by weight of the radiation reaction initiator based on the amount of the radiation-cure resin. | 08-16-2012 |
| 20120208017 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR MASKING - A masking pressure-sensitive adhesive tape includes a substrate and a pressure-sensitive adhesive layer that is provided on at least one side of the substrate and made from a polyester-based pressure-sensitive adhesive composition containing a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit, and a crosslinking agent. The dibasic acid unit includes a dimer acid, the polyester has a weight average molecular weight of 20,000 to 200,000 and a glass transition temperature of −70 to −20° C. as measured using a differential scanning calorimeter at a temperature rise rate of 20° C./minute, the polyester has a hydroxyl value of 1 to 60 mgKOH/g, and the pressure-sensitive adhesive layer has a gel fraction of 40 to 90% by weight. | 08-16-2012 |
| 20120315476 | ADHESIVE COMPOSITION AND SURFACE PROTECTION FILM USING THE SAME - An adhesive composition includes 100 parts by weight of a (meth)acrylate copolymer including 0 to less than 0.5 parts by weight of a carboxyl group containing monomer, 0.6 to 9 parts by weight of a hydroxyl group containing (meth)acrylic monomer, and 90.5 to 99.4 parts by weight of a (meth)acrylic acid ester monomer, and having a weight average molecular weight of 100,000 g/mol to less than 1,000,000 g/mol; and 0.1 to 5 parts by weight of a carbodiimide cross-linking agent. | 12-13-2012 |
| 20130011673 | MOISTURE-CURABLE SILOXANES AND SILOXANE POLYMERS - Siloxane-containing reactive compounds contain moisture-curable alkoxy-silane functional end groups. The siloxane-containing reactive compounds may be prepared from siloxane-containing oxamide compounds or amine compounds. Siloxane-containing polymers may be prepared from the reactive compounds by reaction with water. The siloxane-containing polymers may be release materials or adhesives. | 01-10-2013 |
| 20130071658 | ADHESIVE COMPOSITION, ADHESIVE TAPE, METHOD FOR PROCESSING SEMICONDUCTOR WAFER AND METHOD FOR PRODUCING TSV WAFER - The present invention aims to provide an adhesive composition having high adhesive strength, as well as being easily detachable and having excellent heat resistance, an adhesive tape comprising the adhesive composition, a method for treating a semiconductor wafer using the adhesive tape, and a method for producing a TSV wafer. The present invention relates to an adhesive composition comprising: an adhesive component; and a tetrazole compound represented by the following formula (1), formula (2), or formula (3), or its salt: | 03-21-2013 |
| 20130084454 | RESIN COMPOSITION, RESIN AND METHOD FOR MANUFACTURING THE SAME - A resin composition, a resin and a method for manufacturing the same. The resin composition includes a plant oil derivative, and a multifunctional carboxylic acid, anhydride compound or a copolymer containing anhydride. The multifunctional carboxylic acid, the anhydride compound or the copolymer containing anhydride has an amount of 5-60 parts by weight relative to 100 parts by weight of the plant oil derivative. | 04-04-2013 |
| 20130143041 | ADHESIVE COMPOSITION INCLUDING DEACETYLATED CHITOSAN - The present invention relates to an adhesive composition comprising at least one deacetylated chitosan, an acid and an additional compound. | 06-06-2013 |
| 20130330550 | ANCHOR-LAYER-FORMING COATING LIQUID, PRESSURE-SENSITIVE ADHESIVE LAYER-CARRYING OPTICAL FILM AND METHOD FOR PRODUCING THE FILM - A coating liquid for forming an anchor layer interposed between an optical film and a pressure-sensitive adhesive layer, comprising a polythiophene based polymer, a polyoxyalkylene-group-containing polymer, and a mixed solvent comprising 65 to 100% by weight of water and 0 to 35% by weight of an alcohol. | 12-12-2013 |
| 20130337261 | MOISTURE-PROOF MATERIAL - The present invention relates to a moisture-proof material containing a substrate and an adhesive layer formed on at least one surface of the substrate, wherein at least one of the substrate and the adhesive layer comprises a polyphosphate flame retardant and a phosphate triester flame retardant, simultaneously or alternatively. | 12-19-2013 |
| 20140093727 | SCANNED, PULSED ELECTRON-BEAM POLYMERIZATION - A method including: a. coating at least a portion of at least one major surface of a substrate with a polymerizable composition to obtain a coated surface; b. initiating polymerization of the polymerizable composition by scanning a first electron-beam focused on the coated surface across at least a portion of the coated surface, thereby irradiating the coated surface at a frequency selected to achieve an exposure duration of greater than 0 and no greater than 10 microseconds, and a dark time between each exposure duration of at least one millisecond, thereby producing an at least partially polymerized composition. A pressure sensitive adhesive article and a cross-linked silicone release liner made according to the method are also disclosed. | 04-03-2014 |
| 20140134435 | Combination of Elastomeric Film Composition and Adhesive for a Stretch Laminate - A structure comprising an elastic film layer and an adhesive in contact therewith is disclosed. The elastomeric film layer may include a plasticizer and greater than 7 percent by weight of a tackifier. The elastomeric film formulation provides reduced loss of adhesion strength with the adhesive over time, providing for improvement in mechanical performance of the stretch laminate over time. | 05-15-2014 |
| 20140154506 | PRESSURE SENSITIVE ADHESIVES PREPARED FROM MALEATED VEGETABLE OILS AND EXPOXIDIZED VEGETABLE OILS - A method that includes reacting an epoxidized naturally-occurring oil or fat with a triacid to form a pressure sensitive adhesive or a pressure sensitive adhesive precursor is disclosed. The present invention also includes methods for preparing a triacid and for preparing a pressure sensitive adhesive label or tape. | 06-05-2014 |
| 20150024199 | REMOVABLE WATER-DISPERSIBLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEET AND OPTICAL COMPONENT - There is provided a removable water-dispersible pressure-sensitive adhesive composition to form a pressure-sensitive adhesive layer of a pressure-sensitive adhesive sheet capable of exhibiting good curl regulatability. There are also provided a pressure-sensitive adhesive sheet capable of exhibiting good curl regulatability, and an optical component having the pressure-sensitive adhesive sheet laminated thereon. The removable water-dispersible pressure-sensitive adhesive composition according to the present invention forms a pressure-sensitive adhesive layer of a pressure-sensitive adhesive sheet having an initial curl height of not less than 20 mm as determined by a curl test, and a difference in curl height of not more than 10 mm as determined by the curl test. The pressure-sensitive adhesive sheet according to the present invention has a pressure-sensitive adhesive layer formed of the removable water-dispersible pressure-sensitive adhesive composition. The optical component according to the present invention has the pressure-sensitive adhesive sheet laminated thereon. | 01-22-2015 |
| 20150044460 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided are: a polyester-based pressure-sensitive adhesive composition which can be produced even from plant-derived raw materials with no need of using a costly silicone-based pressure-sensitive adhesive or the like and which is usable for producing a pressure-sensitive adhesive sheet excellent in wettability to an adherend, light peelability, removability, anti-staining property (little adhesive residues), and workability, and to provide a pressure-sensitive adhesive sheet using the composition. A polyester-based pressure-sensitive adhesive composition comprising a polyester obtained by condensation polymerization of at least a dicarboxylic acid having a side chain and an aliphatic diol having 3 to 10 carbon atoms and a crosslinking agent, wherein the polyester has a weight average molecular weight of 5000 to 60000. | 02-12-2015 |
| 20150050493 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided are: a polyester-based pressure-sensitive adhesive composition which can be produced even from plant-derived raw materials with no need of using a costly silicone-based pressure-sensitive adhesive or the like and which is usable for producing a pressure-sensitive adhesive sheet excellent in wettability to an adherend, light peelability (removability), anti-staining property (little adhesive residues), and workability, and to provide a pressure-sensitive adhesive sheet using the composition. A polyester-based pressure-sensitive adhesive composition comprising a polyester obtained by condensation polymerization of at least a carboxylic acid component and a diol component, and a crosslinking agent, wherein the carboxylic acid component contains a dicarboxylic acid having a side chain in an amount of 50 to 90% by weight and a tricarboxylic acid having a side chain in an amount of 10 to 50% by weight, and wherein the polyester has a weight average molecular weight of 5000 to 150000. | 02-19-2015 |
| 20150056445 | Adhesive Manufacturing Process, Adhesive, and Article - An adhesive manufacturing process, an adhesive, and an article are disclosed. The adhesive manufacturing process includes mixing THV with a polar aprotic solvent and sodium azide to form an adhesive having an azide group. The mixing is at about the melting point of the THV for a duration of at least about 24 hours. The adhesive includes THV having an azide group. The article includes a substrate and an adhesive positioned on the substrate, the adhesive comprising THV having an azide group. | 02-26-2015 |
| 20150056446 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A polyester-based pressure-sensitive adhesive composition, including a polyester obtained by condensation polymerization of at least a dicarboxylic acid having a side chain and a diol, a polyether polyol, and a crosslinking agent, wherein the polyester has a weight average molecular weight of 5000 to 50000, the polyether polyol contains a polyether polyol having hydroxyl groups at only part of terminals and/or all terminals, the polyether polyol having hydroxyl groups at only part of terminals has a number average molecular weight of 100 to 1500, and the polyether polyol having hydroxyl groups at only part of terminals is contained in an amount of 1 to 35 parts by weight based on 100 parts by weight of the polyester. | 02-26-2015 |
| 20150072143 | ADHESIVES COMPRISING REACTION PRODUCT OF HALOGENATED POLY(ISOBUTYLENE) COPOLYMERS AND POLYAMINES - Adhesive composition are described comprising the reaction product of at least one halogenated copolymer of isobutylene wherein halogen atoms of the copolymer are replaced by a polyamine having a melting point greater than 25° C., thereby crosslinking the copolymer. The isobutylene copolymer comprises halogenated repeat units derived from isoprene, butadiene, para-alkyl styrene, or a combination thereof. The adhesive composition comprises a copolymer of isobutylene repeat units and second repeat units selected from alkene repeat units, para-methyl styrene repeat units, or a combination thereof wherein at least a portion of the second repeat units are directly bonded to one another with a polyamine crosslinker having a melting point greater than 25° C. Also described are adhesive articles, such as tapes, comprising such adhesives. | 03-12-2015 |
| 20150079389 | CROSS-LINKABLE ADHESIVE COMPOUND WITH HARD AND SOFT BLOCKS AS A PERMEANT BARRIER - Adhesive compound as a permeant barrier, comprising (i) block copolymers having a construction A-B-A, (A-B) | 03-19-2015 |
| 20170233612 | SILICONE COMPOSITION AND A PRESSURE SENSITIVE ADHESIVE FILM HAVING A PRESSURE SENSITIVE ADHESIVE LAYER MADE FROM THE COMPOSITION | 08-17-2017 |
| 20100009182 | PEELABLE ADHESIVE SHEET, METHOD FOR RECORDING IMAGES AND METHOD FOR MANUFACTURING PEELABLE LAMINATED BODY - A peelable adhesive sheet is provided. The peelable adhesive sheet includes a base material and an adhesive composition layer that is provided to at least one side of the base material and that contains an acrylic resin and hollow particles. The adhesive composition layer is configured to removably adhere to another adhesive layer when at least two adhesive composition layers at least contact each other and at least pressure is applied thereto. | 01-14-2010 |
| 20110171466 | PRECAST THERMAL INTERFACE ADHESIVE FOR EASY AND REPEATED, SEPARATION AND REMATING - Precast curable thermal interface adhesives facilitating the easy and repeatable separation and remaining of electronic components at thermal interfaces thereof, and a method for implementing the foregoing repeatable separation and remating at the thermal interfaces of components through the use of such adhesives. | 07-14-2011 |
| 20120208018 | WATER-BASED NON-SILICONE ADHESIVE TAPE FOR SKIS - A silicone-free adhesive composition for use as a tape on skis comprises at least one water-based acrylic polymer pressure sensitive adhesive. | 08-16-2012 |
| 20080220253 | Adhesive Sheet - An adhesive sheet has a substrate and an adhesive layer laminated on one or both surfaces of the substrate, and has an anti-static performance. At least one of the adhesive layers contains an adhesive and a compound (1) represented by the following formula (1), and contains the compound (1) in an amount of from 0.1 to 100 parts by mass on the basis of 100 parts by mass of the adhesive. | 09-11-2008 |
| 20080311396 | Pressure-Sensitive Adhesive Sheet for Application to Skin - The problem of the present invention is to provide a pressure-sensitive adhesive sheet for skin adhesion, having an adhesive layer, which can be formed without using an organic solvent, shows superior adhesion performance to the skin, and shows extremely mild irritation to the skin and stratum corneum damage. To solve the problem, the present invention provides a pressure-sensitive adhesive sheet for skin adhesion, which has a substrate and an adhesive layer laminated on the substrate, wherein the adhesive layer is obtained by curing an adhesive composition containing polyether polymer (A) having at least one alkenyl group on the terminal, compound (B) having 1-10 hydrosilyl groups in a molecule and hydrosilylation catalyst (C). | 12-18-2008 |
| 20090110925 | Adhesive Composition - A hot melt adhesive composition comprising (A) 60 to 98 wt. % of a propylene-ethylene copolymer, (B) 2 to 40 wt. % of a maleic anhydride-modified polypropylene wax having a softening point of 120 to 170° C. and serving as a tackifier, and when required, (C) an antioxidant in an amount of 0.1 to 5.0 wt. % based on the combined amount of (A) and (B). | 04-30-2009 |
| 20090117379 | SURFACE PROTECTION FILM - Disclosed is a surface protection film which has excellent initial adhesive force and can be easily removed from an object to which it is adhered. The adhesive force of this surface protection film does not undesirably increase as time passes. Specifically disclosed is a surface protection film wherein a rubber adhesive layer containing a rubber resin is arranged on a polyolefin substrate. The rubber resin is composed of a styrene elastomer which has a block copolymer of a styrene polymer block (A) and an olefin elastomer component (B), a block copolymer of a styrene polymer block (A) and a random copolymer block (B′) of styrene and an olefin, or a hydrogenated product of either of the block copolymers as a main component. The rubber adhesive layer has a tensile storage modulus at a frequency of 10 Hz of not less than 2.5×10 | 05-07-2009 |
| 20090252959 | CROSS-LINKABLE PRESSURE-SENSITIVE ADHESIVE FOR DETACHABLE SOFT PVC SUPPORTS - Self-adhesive articles comprising at least one backing and a pressure sensitive adhesive comprising
| 10-08-2009 |
| 20100080990 | SHEET FOR PROTECTING COATINGS - Provided is a sheet for protecting coatings that shows superior adhesiveness even to coatings often causing low adhesive by bleeding for example of leveling agent and others without a washing treatment and the like, retains its preferable adhesion state for an extended period of time, and is easily releasable when separated even after being bonded for an extended period of time. | 04-01-2010 |
| 20100092773 | Method of Affixation, and Pressure-Sensitive Adhesive for Use in Affixation - A pressure-sensitive adhesive is constituted at least by one or two kinds or more of a polymer and a tackifier, the polymer is selected from the polymer obtained by polymerizing olefin unsaturated-group containing polymerizable monomer by an ordinary method, a copolymer obtained by copolymerizing a monomer mixture containing two or more types of olefin unsaturated-group containing polymerizable monomer by an ordinary method, and natural rubber, wherein the pressure-sensitive adhesive for available affixation has substantially no initial tack value and exerts adhesion by pressurization processing. | 04-15-2010 |
| 20100092774 | PRESSURE SENSITIVE ADHESIVE FOR PAPER LABELS - Paper labels coated with a pressure sensitive adhesive (PSA), wherein
| 04-15-2010 |
| 20100227165 | WAFER PROCESSING TAPE - A wafer processing tape includes a release film having a large length; an adhesive layer formed on a first surface of the release film and having a predetermined planar shape; a pressure-sensitive adhesive film having a label portion and a surrounding portion surrounding outside the label portion; and a support member formed on a second surface of the release film opposite to the first surface on which the adhesive layer and the pressure-sensitive adhesive film are formed. The label portion has a predetermined planar shape and covers the adhesive layer so that the label portion contacts with the release film around the adhesive layer. The support member is disposed at both end portions of the release film in a short side direction of the release film. The support member has a coefficient of linear expansion of 300 ppm/° C. or less. | 09-09-2010 |
| 20100255302 | ADHESIVE FILM OR SHEET - [Problem] To provide an adhesive film or sheet for protecting the surfaces of articles having proper initial adhesive force, sufficiently suppressing an increase in the adhesive force after aged, maintaining a suitable adhesive force in a proper range despite of being subjected to thermal hysteresis to some extent or even after preserved for extended periods of time and, as desired, being capable of imparting a high degree of transparency to the adhesive film or sheet. | 10-07-2010 |
| 20110104488 | PRESSURE-SENSITIVE ADHESIVE COMPRISING A CROSSLINKABLE POLYOLEFIN AND A TACKIFIER RESIN - Pressure-sensitive adhesive comprising a crosslinkable polyolefin and at least one tackifier resin, wherein the polyolefin is composed of at least two monomers A and B and of at least one comonomer C amenable to crosslinking, the monomers A and B being selected from the group consisting of α-olefins, vinyl acetate, n-butyl acrylate and methyl methacrylate or, in the case of EPDM, a diene such as 5-ethylidene-2-norbornene, dicyclopentadiene or 5-vinyl-2-norbornene. | 05-05-2011 |
| 20110129667 | Adhesive compositions - Adhesive compositions comprising a first copolymer of butene-1 and propylene; a second copolymer of ethylene and a comonomer selected from butene-1, hexene-1, and octene-1; a polyolefin grafted with an ethylenically unsaturated carboxylic acid or acid derivative; and an olefin polymer resin, and multilayer structures comprising the adhesive composition. | 06-02-2011 |
| 20110223419 | SOLAR CELL BACKSHEET - Provided is a back sheet for a solar battery which holds an excellent gas barriering property and which is excellent in a weatherability and a light shielding property. | 09-15-2011 |
| 20110244232 | Processes for Forming Adhesive Blend Compositions - Continuous or continual in-line processes for forming adhesive polymer blend compositions are described, as well as the application of those blends to a variety of substrates. In one or more embodiments, a first polymer component is provided in a first vessel, and a second polymer component is provided in a second vessel. The first polymer component comprises one or more styrenic block copolymers and one or more hydrocarbon tackifier resins, and the second polymer component comprises a polyolefin. The first and second polymer components are extracted from their respective holding vessels, mixed, and applied to a substrate. In some embodiments, the first and second polymer components may further comprise various additives. Adhesive blend compositions formed from the inventive processes are also described. | 10-06-2011 |
| 20110262747 | ADHESIVES MADE FROM INTERPOLYMERS OF ETHYLENE/ALPHA-OLEFINS - An adhesive composition comprises: (i) at least one ethylene/α-olefin interpolymer, (ii) at least one tackifier; and (iii) an oil or a low molecular weight polymer. Preferably, the ethylene/α-olefin interpolymer has a M | 10-27-2011 |
| 20110293934 | Protein Adhesive Formulations with Amine-Epichlorohydrin and Isocyanate Additives - Disclosed is an adhesive composition comprising a protein component, an AE adduct component and an isocyanate component. Also disclosed is a composite and a method of making a composite comprising a substrate and the adhesive composition of the present invention. | 12-01-2011 |
| 20110318580 | Adhesive Tape for Manufacturing Electronic Components - There is provided an adhesive tape for manufacturing electronic components comprising a heat-resistant substrate and an adhesive layer containing an adhesive composition disposed on the heat-resistant substrate, wherein the adhesive composition comprises a phenoxy resin, a curing agent, an energy ray curable acrylic resin and a photoinitiator, and wherein the adhesive layer is cured by heat and an energy ray. | 12-29-2011 |
| 20120034459 | HEAT SEALING ADHESIVE TAPE AND CONSUMER PRODUCT DISPLAY - The object of the present invention provides a heat sealing adhesive tape which can adhere to various kinds of products to be treated comprising various polymer materials as the outer surface thereof in a sufficient heat sealing adhesive strength, and enables retention of the adhesive property even under a high heat and humidity. The object is resolved by providing a heat sealing adhesive tape comprising a base layer and a sealant layer formed on at least one surface of the base layer, the sealant layer comprising a hot melt composition comprising an ethylene-vinyl acetate copolymer, a styrenic block copolymer, and a tackifier, the composition having a melting point of 85° C. or lower and a melt flow rate (MFR) of 15.0 g/10 min. or less measured at 190° C. under a load of 2,160 g. | 02-09-2012 |
| 20120058335 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR NON-AQUEOUS BATTERY - The present invention relates to a pressure-sensitive adhesive tape for a non-aqueous battery, containing: a substrate and a pressure-sensitive adhesive layer on at least one side of the substrate, in which the pressure-sensitive adhesive layer contains 90 wt % or more of a polyisobutylene rubber, and in which a content of a polyisobutylene rubber having a molecular weight of 800,000 to 2,200,000 is in the range of 15 to 50 wt % based on the entire pressure-sensitive adhesive layer, a content of a polyisobutylene rubber having a molecular weight of 10,000 to 700,000 is in the range of 35 to 70 wt % based on the entire pressure-sensitive adhesive layer, and a content of a component having a molecular weight of 10,000 or less is 5 wt % or less based on the entire pressure-sensitive adhesive layer. | 03-08-2012 |
| 20120058336 | TEMPORARY FIXING SHEET FOR MANUFACTURING PROCESS OF ELECTRONIC PARTS - The present invention provides a temporary fixing sheet which firmly holds a ceramic sheet in a cutting step for the ceramic sheet and the like, can provide high cutting accuracy, and then can efficiently and easily peel a chip from itself by being cooled to a predetermined temperature or lower, with a high degree of freedom in designing and adequate handleability. The temporary fixing sheet includes a supporting substrate and a temporary fixing layer provided on at least one face thereof, wherein the temporary fixing layer contains a urethane polymer and a vinyl polymer. | 03-08-2012 |
| 20120070661 | PRESSURE-SENSITIVE ADHESIVE TAPE - A pressure-sensitive adhesive tape according to an embodiment of the present invention includes,
| 03-22-2012 |
| 20120141787 | MOISTURE CURABLE ISOBUTYLENE ADHESIVE COPOLYMERS - The disclose provides pressure-sensitive adhesives and adhesive sealants prepared from alkoxysilane modified, crosslinked isobutylene copolymers, and tape articles prepared therefrom. | 06-07-2012 |
| 20120202058 | PRESSURE-SENSITIVE ADHESIVE SHEET FOR SURFACE PROTECTION - A surface-protecting pressure-sensitive adhesive sheet includes: a substrate; and a pressure-sensitive adhesive layer that is provided on at least one side of the substrate and made from a polyester-based pressure-sensitive adhesive composition containing a crosslinking agent and a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit. The dibasic acid unit includes a dimer acid, the polyester has a weight average molecular weight of 20,000 to 200,000 and a glass transition temperature of −70 to −20° C. as measured using a differential scanning calorimeter at a temperature rise rate of 20° C./minute, the polyester-based pressure-sensitive adhesive composition has a hydroxyl value of 20 to 60 mgKOH/g, and the pressure-sensitive adhesive layer has a gel fraction of 85 to 99% by weight. | 08-09-2012 |
| 20120219796 | PAINT FILM-PROTECTING SHEET - A paint film-protecting sheet includes a pressure-sensitive adhesive layer on a support substrate. The pressure-sensitive adhesive layer is comprised of a non-crosslinked pressure-sensitive adhesive, which has a weight-average molecular weight of 65×10 | 08-30-2012 |
| 20120276380 | PRESSURE SENSITIVE ADHESIVES FOR LOW SURFACE ENERGY SUBSTRATES - A cured adhesive composition comprising: (a) a copolymer comprising the reaction product of: 65 to 94.5 wt % of a C?8#191 acrylate ester, 0.5 to 5 wt % of a polar cross-linkable monomer, and 5-30 wt % of a non polar monomer, wherein the copolymer has a weight average molecular weight of 400,000 to 2,200,000 grains/mole; (b) 30 to 70 parts of a hydrogenated hydrocarbon tackifier per 100 parts of the copolymer; and (c) 0.01 to 3 parts (solid/solid) of a cross-linking agent per 100 parts of the copolymer wherein the cured adhesive has a peel value greater than 6 N/cm when tested according to FINAT test method No. 2 on a low density polyethylene; and further wherein the cured adhesive has a shear value greater than 2000 minutes when tested according to FINAT test method No. 8 on low density polyethylene. The cured adhesive of this disclosure is found to exhibit excellent adhesion to low surface energy substrates. | 11-01-2012 |
| 20130011672 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive tape includes a core layer and a surface layer provided on one or both sides of the core layer. The core layer contains an acrylic polymer (A), and the surface layer contains an acrylic polymer (D) and a (meth)acrylic polymer (E) that includes, as a monomer unit, a (meth)acrylic monomer having a tricyclic or higher alicyclic structure and that has a weight average molecular weight of 1000 or more and less than 30000. | 01-10-2013 |
| 20130059149 | ADHESION PROMOTER SYSTEM, AND METHOD OF PRODUCING THE SAME - The instant invention is an adhesion promoter system, and method of producing the same. The adhesion promoter system comprises the admixing product of: (a) at least 60 percent by weight of a base polymer, based on the total weight of the solid content, wherein said base polymer comprises a propylene/ethylene copolymer composition, wherein said propylene/ethylene copolymer has a crystallinity in the range of from 1 percent by weight to 30 percent by weight, a heat of fusion in the range of from 2 Joules/gram to 50 Joules/gram), and a DSC melting point in the range of 25° C. to 110° C.; (b) less than 40 percent by weight of a functionalized polymer composition, based on the total weight of the solid content, wherein said functionalized polymer composition comprises homopolymers of propylene or copolymers of propylene with hexene, octene and/or other like alpha-olefins, the homopolymers or copolymers having a single unsaturation, a terminal succinic anhydride moiety, and additional succinic anhydride substitutions on the polypropylene backbone, where the succinic anhydride substitution ranges from about 5 to about 45 weight percent of functionalized polymer composition; (c) in the presence of one or more solvents at a temperature in the range of from 25° C. to 120° C. | 03-07-2013 |
| 20130115450 | PRESSURE-SENSITIVE ADHESIVE SHEET FOR OPTICAL MEMBER ADHESION - The present invention provide a pressure-sensitive adhesive sheet for optical member adhesion, which includes at least an acrylic pressure-sensitive adhesive layer, in which the acrylic pressure-sensitive adhesive layer has a storage modulus at 23° C. of from 1.0×10 | 05-09-2013 |
| 20130130027 | Adhesive Composition - A composition comprising a hot melt pressure-sensitive adhesive comprising a propylene-based polymer component having a melting point less than or equal to about 130° C. and a triad tacticity greater than about 75%, and free of or having a low block copolymer content. Also, an adhesive article comprising the composition. | 05-23-2013 |
| 20130183523 | PAINT COAT-PROTECTING REMOVABLE PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention is a paint coat-protecting removable pressure-sensitive adhesive sheet comprising a base sheet, and a pressure-sensitive adhesive layer that is provided on the base sheet, the pressure-sensitive adhesive layer being formed of an emulsion pressure-sensitive adhesive composition that includes an emulsion of an ethylene-vinyl carboxylate copolymer as a main component. The present invention provides a paint coat-protecting removable pressure-sensitive adhesive sheet that does not cause swelling, whitening, and adhesive transfer even when the pressure-sensitive adhesive sheet is attached to the surface of a paint coat that has not been sufficiently dried (i.e., contains a small amount of solvent) or has not been sufficiently cured after drying, and removed from the paint coat. | 07-18-2013 |
| 20130244030 | SURFACE PROTECTION SHEET - The present invention provides surface protection sheet | 09-19-2013 |
| 20140011026 | ADHESIVE TAPE FOR PROCESSING SEMICONDUCTOR WAFER AND THE LIKE - An object of the present invention is to provide an adhesive tape for processing a semiconductor wafer or the like, which is capable of inhibiting electrical charging in a stable manner. The adhesive tape (dicing tape) ( | 01-09-2014 |
| 20140017491 | Non-Flowing Silicone Adhesive - Adhesive formulations are described that upon sufficient curing and drying, are not sticky or tacky at room temperature, yet can be heat bonded. The adhesives are particularly useful for use in bonding brake components together and find wide application in vehicle brake systems. When used in such systems, the adhesives do not flow in parking applications yet sufficiently dampen vibration in slowing or stopping applications to counter brake squeal. The adhesives can be provided in a tape form and used for bonding brake shims to brake pads in electronic parking brake systems. | 01-16-2014 |
| 20140044962 | ADHESIVE COMPOSITION, FILM ADHESIVE, AND BONDING METHOD - An adhesive composition including an elastomer as a main component, an adhesive layer prepared from the adhesive composition having (i) a storage modulus (G′) of not less than 20,000 Pa at 220° C. and/or (ii) a loss modulus (G″) of not less than 20,000 Pa at 220° C. | 02-13-2014 |
| 20140147669 | ADHESIVES AND USE THEREOF - The invention provides adhesives and methods of using the adhesives to bond substrates together, and to articles of manufacture comprising the adhesives. It has been discovered that an adhesive with a polymer content greater than 70 weight percent can be formulated with a blend of (i) a metallocene catalyzed polypropylene polymer that has a density range of about 0.70 to about 0.91 g/cm | 05-29-2014 |
| 20140363668 | AQUEOUS DISPERSION TYPE ADHESIVE - The present invention provides an aqueous dispersion type adhesive which is excellent in adhesion and is accurately ejected through a nozzle without fouling the nozzle when the adhesive is applied by a nozzle coater, and a paper product obtainable by applying the aqueous dispersion type adhesive. An aqueous dispersion type adhesive including an ethylene-vinyl acetate based modified emulsion and a plasticizer, the plasticizer containing an acetyl group-containing compound, is excellent in adhesive strength and does not cause fouling of a nozzle when the adhesive is ejected through the nozzle of a nozzle coater. When the acetyl group-containing compound contains triacetin, adhesion between a paper and a metal foil is improved, and thus fouling of a nozzle is less likely to occur. Moreover, when the ethylene-vinyl acetate based modified emulsion contains a modification having a carboxyl group attached thereto, fouling of a nozzle is much less likely to occur, preferably. | 12-11-2014 |
| 20140377554 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure-sensitive adhesive composition, a pressure-sensitive adhesive film, and an organic electronic device. The exemplary pressure-sensitive adhesive composition may provide an encapsulating layer of the pressure-sensitive adhesive film and the organic electronic device, which exhibits excellent moisture blocking property, transparency, durability and reliability at a high temperature and high humidity, step difference compensating property and adhesive strength. | 12-25-2014 |
| 20150037579 | HOT MELT ADHESIVE COMPOSITION FOR BONDING PACKS OF CONTAINERS - The present invention relates to a hot melt adhesive composition comprising homogeneous linear or substantially linear ethylene/alpha-olefin interpolymers, block copolymers, tackifying resins and waxes, and their use in the bonding of bundles of containers such as bottles or cans into packs. | 02-05-2015 |
| 20150056443 | Adhesive Composition and Article - An adhesive composition blend and an article are disclosed. The adhesive composition blend includes a higher-melt fluoropolymer component having a melting point greater than a predetermined maximum service temperature and a lower-melt fluoropolymer component having a melting point less than a predetermined applying temperature. The melting point of the higher-melt fluoropolymer is at least 20° C. greater than the melting point of the lower-melt fluoropolymer. Additionally or alternatively, the adhesive composition blend includes a higher-melt fluoropolymer component having a melting point between about 200° C. and about 330° C. and a lower-melt fluoropolymer component having a melting point between about 100° C. and about 260° C. The article includes a substrate and the adhesive. | 02-26-2015 |
| 20150056444 | Adhesive Manufacturing Process, an Adhesive, and an Article - An adhesive manufacturing process, an adhesive, and an article are disclosed. The adhesive manufacturing process includes blending a lower-melt fluoropolymer having a melting point that is less than a first temperature with a fluoropolymer powder having a melting point that is greater than a second temperature to form an adhesive and applying the adhesive to a surface at the first temperature. The adhesive is configured to be exposed to the second temperature. The adhesive includes the lower-melt fluoropolymer and the fluoropolymer powder blended with the lower-melt fluoropolymer. The article includes a surface and the adhesive applied to the surface at an applying temperature. | 02-26-2015 |
| 20150111034 | COMPOSITIONS WITH A GRAFTED POLYOLEFIN COPOLYMER HAVING CONSTITUENTS OF AN UNSATURATED MONOMER, AN OLEFIN ELASTOMER, AND A LONG-CHAIN BRANCHED POLYOLEFIN - The present disclosure provides a polyolefin-based composition, suitable for use as a tie-layer adhesive composition, and a process for making the polyolefin-based composition. The polyolefin-based composition is made from and/or contains a grafted polyolefin copolymer composition, a base resin composition, and optionally, an additives composition. The grafted polyolefin copolymer composition is made from and/or contains a grafted polyolefin composition, an olefin elastomer composition, and a long-chain branched polyolefin composition. The grafted polyolefin is coupled to the olefin elastomer and the long-chain branched polyolefin. | 04-23-2015 |
| 20150322306 | Adhesive Composition for Protective Film on Painting, and Manufacturing Process Thereof - To provide An adhesive composition for a protective film to suppress a surface pollution and adhesive residue on a painting surface. | 11-12-2015 |
| 20150353785 | PRESSURE-SENSITIVE ADHESIVE COMPOSITIONS AND ADHESIVE ARTICLES INCLUDING THE SAME - A pressure-sensitive adhesive composition comprises a polyvinyl ether polymer. The polyvinyl ether polymer comprises 2-alkylalkoxyethylene monomeric units independently represented by the formula wherein R | 12-10-2015 |
| 20160040044 | POLYOLEFIN-BASED COMPOSITIONS, ADHESIVES, AND RELATED MULTI-LAYERED STRUCTURES PREPARED THEREFROM - The present disclosure provides a polyolefin-based composition made from or containing (A) a first grafted polyolefin composition, (B) a second grafted polyolefin composition made from or containing a first metallocene-catalyzed linear low density polyethylene grafted with an unsaturated monomer, (C) a second metallocene-catalyzed linear low density polyethylene composition, (D) a Ziegler-Natta-catalyzed linear low density polyethylene composition, (E) an elastomeric composition made from or containing (i) an elastomeric ethylene copolymer and (ii) an ethylene-propylene elastomer, and (F) a tackifier composition. Optionally, the polyolefin-based composition may be further made from or contain an additives composition. The polymeric composition is suitable for use as a tie-layer adhesive composition. | 02-11-2016 |
| 20160053144 | LAMINATE, PROTECTIVE FILM AND METHOD FOR MANUFACTURING LAMINATE - The present invention relates to a laminate including an adhesive layer that hardly suffers from adhesive transfer and exhibits a good adhesive strength, and a substrate layer, a protective film including the laminate, and a process for producing the laminate. The laminate of the present invention includes an adhesive layer and a substrate layer, in which the adhesive layer includes a hydrogenated product of a copolymer containing a constitutional unit (a) derived from an aromatic vinyl compound and a constitutional unit (b) derived from a conjugated diene; a content of a constitutional unit (b1) derived from farnesene in a whole amount of the constitutional unit (b) derived from the conjugated diene is from 1 to 100% by mass, and a content of a constitutional unit (b2) derived from a conjugated diene other than farnesene in a whole amount of the constitutional unit (b) derived from the conjugated diene is from 0 to 99% by mass; and a hydrogenation rate of carbon-carbon double bonds in the constitutional unit (b) derived from the conjugated diene is 50 mol % or more. | 02-25-2016 |
| 20160117958 | PRESSURE SENSITIVE ADHESIVE COMPOSITONS - Disclosed are removable pressure sensitive adhesive compositions (PSAs) useful with facestocks and/or packaging labels designed to be removed in the recycling of polymeric packaging. The PSAs of the invention include (a) at least one monomer which may undergo free radical polymerization and whose homopolymer has a glass transition temperature of less than or equal to 10° C., (b) at least one mono-olefinically unsaturated monomer having aldehyde or ketone functionality, and (c) an effective amount of at least one polyhydrazide crosslinker having hydrazine functionality. The PSA composition of the invention exhibits a peel adhesion value of between about 0.4 lbs/in (70 N/m) and about 4 lbs/in (700 N/m), and the percent film remaining on the polymeric packaging after a sink-float testing is 0% to about 8%. | 04-28-2016 |
| 20080248298 | Method For Surface Hardening Substances By Application of Particularly Transparent Polymethacrylate Layers - The present invention describes a process for the surface finishing of materials via application of specific polymethacrylate layers. The polymethacrylate layers are composed of blends of at least two (co)polymers of polymethacrylates, and specific “reactive monomers” are present here in a polymerized mixture which forms the polymethacrylate layer. At the application temperature established, these form a chemical and, where appropriate, also a physical bond to the substrate, and therefore have adhesion-promoting action. | 10-09-2008 |
| 20140162060 | STRIPPABLE ADHESION COMPOSITION AND USES THEREOF - The invention relates to a strippable adhesion composition, and it has the advantage of good stripability. The invention also provides a strippable material and method for manufacturing the same and an electronic device and method for manufacturing the same. | 06-12-2014 |
| 20150329744 | FILM FOR TIRE INNER LINER AND METHOD FOR MANUFACTURING THE SAME - This disclosure relates to a film for an inner liner including a base film layer and an adhesive layer, the base film layer including a polyamide-based resin, a specific copolymer, and a polymer crystallization retardant, and a method for manufacturing the same. | 11-19-2015 |
| 20090123747 | Adhesive composition for semiconductor, semiconductor device making use of the same and process for producing semiconductor device - [Problems] To provided an adhesive composition for semiconductor that permits handling without an occurrence of cracking or peeling off even when being flexed, that at the time of laminating, permits laminating on the electrode side of a semiconductor wafer provided with bump electrodes of which bump electrodes have a narrow pitch and a high pin proportion, that at the time of dicing, permits a high-speed cutting without any dicing dust contamination or defect, and that facilitates detection of alignment marks at the time of dicing and flip chip assembly. | 05-14-2009 |
| 20090142592 | TAPE FOR LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE HEAD - A liquid discharge head comprises a discharge port member provided with a discharge port to discharge a liquid and a tape having an adhesive layer comprising an adhesive, which tape adheres to a surface having the discharge port of the discharge port member so that the discharge port is sealed through the adhesive layer. The adhesive contains a compound having at least one of an epoxy group and an oxetanyl group and a compound having a ketimine group. | 06-04-2009 |
| 20100196705 | METHOD OF MAKING AND USING SHAPE MEMORY POLYMER COMPOSITE PATCHES - A method of repairing a composite component having a damaged area including: laying a composite patch over the damaged area; activating the shape memory polymer resin to easily and quickly mold said patch to said damaged area; deactivating said shape memory polymer so that said composite patch retains the molded shape; and bonding said composite patch to said damaged part. | 08-05-2010 |
| 20110064948 | DICING TAPE AND DIE ATTACH ADHESIVE WITH PATTERNED BACKING - Provided are a tape, apparatus, and method that relate generally to a single layer adhesive which functions as a dicing tape and also as a die attach adhesive for dicing thinned wafers and subsequent die attach operations of the diced chips in semiconductor device fabrication. The tape, apparatus, and method include a backing with a surface modification that includes a pattern. | 03-17-2011 |
| 20110070436 | ADHESIVE COMPOSITIONS FOR USE IN DIE ATTACH APPLICATIONS - Novel adhesive compositions that can be used in the die attach process. The adhesives include a curable resin component, a curing agent, and a block copolymer additive. The block copolymer additive has a glass transition temperature of at least about 40° C. The block copolymer additive improves the affinity of the adhesive composition to a hydrophilic substrate, such as a silicon wafer, during the die pickup process. Also disclosed is an assembly which includes a hydrophilic substrate and a layer of adhesive and methods of producing the assembly. | 03-24-2011 |
| 20110070437 | Insulating tape - An object of the present invention is to provide an insulating tape superior in durability in appearance that is resistant to yellowing even when used under severe environment (for example, under high-temperature and high-humidity condition) or for an extended period of time and also to deterioration in appearance of the device employing the insulating tape. The insulating tape includes a plastic film base and a pressure-sensitive adhesive layer formed on at least one side of the plastic film base, the insulating tape has a b* value after storage in an environment of 85° C. and 85% RH for 500 hours of 3.0 or less. | 03-24-2011 |
| 20110143136 | FLUOROPOLYMER FILM WITH EPOXY ADHESIVE - Protective articles are provided which include a fluoropolymer film and an epoxy adhesive, borne on at least one surface of the fluoropolymer film. The Protective articles include multilayer articles comprising a) a fluoroplastic layer, in contact with b) at least one curable adhesive layer, comprising a mixture of an uncured epoxide resin and curative agents selected from the group consisting of dicyandiamide, 4,4-aminophenyl disulfide, guanidine carbonate, thiourea and combinations thereof. Most typically, the curative agent includes dicyandiamide and in some embodiments consists essentially of dicyandiamide. | 06-16-2011 |
| 20110159284 | ADHESIVE COMPOSITION FOR SEMICONDUCTOR DEVICE AND DIE ATTACH FILM - An adhesive composition for a semiconductor device and a die attach film for a semiconductor device, the adhesive composition including about 50 to about 80 parts by weight of an elastomeric resin; about 10 to about 20 parts by weight of an epoxy resin, the epoxy resin including a difunctional epoxy resin and polyfunctional epoxy resins and the difunctional epoxy resin being present in an amount of about 20 to about 60 parts by weight with respect to 100 parts by weight of the epoxy resin; about 1 to about 10 parts by weight of a curable resin; about 0.01 to about 10 parts by weight of a curing accelerator; about 0.01 to about 10 parts by weight of a silane coupling agent; and about 5 to about 10 parts by weight of a filler. | 06-30-2011 |
| 20110223420 | ADHESIVE COMPOSITION AND SHEET FOR FORMING SEMICONDUCTOR WAFER-PROTECTIVE FILM - There is disclosed an adhesive composition containing: (A) 100 parts by mass of a phenoxy resin; (B) 5 to 200 parts by mass of an epoxy resin; (C) 1 to 20 parts by mass of an alkoxysilane-partial hydrolytic condensate which is a partial hydrolytic condensate of alkoxysilane including one kind or two or more kinds of alkoxysilane represented by the following general formulae (1) and (2), wherein the weight average molecular weight is 300 or more and 30,000 or less and an amount of residual alkoxy is 2 wt % or more and 50 wt % or less; (D) a curing catalyst for an epoxy resin; (E) an inorganic filler; and (F) a polar solvent having a boiling point of 80° C. to 180° C. and a surface tension of 20 to 30 dyne/cm at 25° C. There can be a sheet for forming a semiconductor wafer-protective film and an adhesive composition capable of forming a protective film excellent in evenness, cutting characteristics and adhesiveness. | 09-15-2011 |
| 20110256396 | METHOD OF MINIMIZING RESIDUE ADHESION FOR THERMO-REVERSIBLE DRY ADHESIVES - One embodiment of the invention includes a method of joining two substrates with multilayer thermo-reversible dry adhesives and separating the two bonded substrates by completely thermally reversing the adhesion via heating. | 10-20-2011 |
| 20120003470 | ACTIVE ENERGY RAY-CURABLE PRESSURE-SENSITIVE ADHESIVE FOR RE-RELEASE AND DICING DIE-BONDING FILM - Provided is an active energy ray-curable pressure-sensitive adhesive for re-release, which has a small influence on an environment or a human body, can be easily handled, can largely change its pressure-sensitive adhesiveness before and after irradiation with an active energy ray, and can express high pressure-sensitive adhesiveness before the irradiation with the active energy ray and express high releasability after the irradiation with the active energy ray. The active energy ray-curable pressure-sensitive adhesive for re-release includes an active energy ray-curable polymer (P), in which the polymer (P) includes one of a polymer obtained by causing a carboxyl group-containing polymer (P3) and an oxazoline group-containing monomer (m3) to react with each other, and a polymer obtained by causing an oxazoline group-containing polymer (P4) and a carboxyl group-containing monomer (m2) to react with each other. | 01-05-2012 |
| 20120171484 | Dual Crosslinked Tackified Pressure Sensitive Adhesive - Tackfied PSAs and tapes comprising a copolymer based on an acrylic backbone, with a glycidyl monomer, unsaturated carboxylic acid monomer and a tackifier, said adhesives being dual curable and having combination of outstanding peel adhesion on the LSE substrates, high temperature shear performance, excellent stress relieving properties and excellent converting properties. | 07-05-2012 |
| 20120213993 | ADHESIVE COMPOSITION AND ADHESIVE DRY FILM - An adhesive composition useful in bonding a protective glass with a silicon substrate of a semiconductor device contains (A) an epoxy-containing high-molecular compound and (B) a solvent. The compound (A) has a weight average molecular weight of 3,000 to 500,000 and repeating units represented by the following formula (1): | 08-23-2012 |
| 20120263950 | PRESSURE-SENSITIVE ADHESIVE DISPERSION COMPRISING POLYMERS WITH UREIDO GROUPS OR UREIDO-ANALOGOUS GROUPS AND WITH GLYCIDYL GROUPS - A description is given of a pressure-sensitive adhesive dispersion comprising a water-dispersed polymer P1 formed by emulsion polymerization. The polymer P1 is formed from a monomer mixture comprising (a) at least 40% by weight of C4 to C20 alkyl (meth)acrylates which when polymerized as homopolymers have a glass transition temperature of −30° C. or less, (b) at least 0.05% by weight of (meth)acrylate monomers having a substituent of the formula | 10-18-2012 |
| 20120301717 | POLYESTER ADHESIVE COMPOSITION - The present invention has an object to provide a solvent-free polyester-based adhesive composition having good coatability and capable of forming an adhesive that shows good adhesion performance. The present invention provides a polyester-based adhesive composition containing a polyester having Mw of from 1×10 | 11-29-2012 |
| 20130029148 | MATTE FINISH POLYIMIDE FILMS AND METHODS RELATING THERETO - The present disclosure is directed to a base film having a chemically converted polyimide, a particulate polyimide matting agent having a density from 1.3 to 1.5 g/cc and a low conductivity carbon black. The particulate polyimide matting agent is present in an amount from 1.6 to 20 weight percent of the base film. | 01-31-2013 |
| 20130078464 | VEGETABLE OIL-BASED PRESSURE SENSITIVE ADHESIVES - A pressure sensitive adhesive construct comprising:
| 03-28-2013 |
| 20130196152 | PRESSURE-SENSITIVE ADHESIVES WITH ACID-EPOXY CROSSLINKING SYSTEMS - A pre-adhesive composition is described comprising an acid-functional (meth)acryloyl copolymer and epoxy resin, which when crosslinked with or without using an ionic photoacid generator (PAG) provides a (e.g. pressure-sensitive) adhesive. | 08-01-2013 |
| 20130196153 | PRESSURE-SENSITIVE ADHESIVES WITH ONIUM-EPOXY CROSSLINKING SYSTEM - A pre-adhesive composition is described comprising an acid- and epoxy-functional (meth)acryloyl copolymer, which when crosslinked with or without using an ionic photoacid generator (PAG) provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles having desirable properties. | 08-01-2013 |
| 20140050919 | RESIN COMPOSITION, TWO-PACK TYPE ADHESIVE FOR LAMINATES, MULTILAYER FILM, AND BACK SHEET FOR SOLAR CELLS - Provided are a resin composition with high adhesion to substrates under hot and humid conditions, a two-part laminate adhesive containing the resin composition, and a laminated film and backsheet for solar cells including a layer of the adhesive. The resin composition contains, as essential components, a polyester polyurethane polyol (A) having a branched structure in a molecule thereof and having a weight average molecular weight (Mw) of 25,000 to 200,000 and a molecular weight distribution (Mw/Mn) of 2.5 to 25; a hydroxyl-containing epoxy resin (B) having a number average molecular weight (Mn) of 300 to 5,000; a hydroxyl-containing polycarbonate resin (C) having a number average molecular weight (Mn) of 300 to 3,000; and a polyisocyanate (D). | 02-20-2014 |
| 20140072800 | COATED ARTICLE COMPRISING A CURABLE COMPOSITION COMPRISING BIS-BENZOXAZINE AND AN AMINO-FUNCTIONALIZED TRIAZINE - The present invention deals with a novel coated article comprising a substrate and a curable adhesive bonding layer in adhering contact with said substrate wherein said substrate is a polymeric sheet or film and said curable adhesive bonding layer comprises a curable composition comprising a bis-benzoxazine and an amino-functionalized triazine composition. The coated article hereof is useful in the manufacture of encapsulated printed wiring boards, especially flexible printed wiring boards. | 03-13-2014 |
| 20140220337 | ADHESIVE COMPOSITIONS FOR USE IN DIE ATTACH APPLICATIONS - Novel adhesive compositions that can be used in the die attach process. The adhesives include a curable resin component, a curing agent, and a block copolymer additive. The block copolymer additive has a glass transition temperature of at least about 40° C. The block copolymer additive improves the affinity of the adhesive composition to a hydrophilic substrate, such as a silicon wafer, during the die pickup process. Also disclosed is an assembly which includes a hydrophilic substrate and a layer of adhesive and methods of producing the assembly. | 08-07-2014 |
| 20140342153 | VEGETABLE OIL-BASED PRESSURE-SENSITIVE ADHESIVES - One embodiment is a pressure sensitive adhesive construct comprising:
| 11-20-2014 |
| 20140349109 | PRESSURE SENSITIVE ADHESIVES BASED ON CARBOXYLIC ACIDS AND EPOXIDES - A method for making a pressure sensitive adhesive comprising:
| 11-27-2014 |
| 20150064461 | ENVIRONMENT-FRIENDLY ADHESIVE COMPOSITION AND TAPE MANUFACTURED USING THE SAME - An environment-friendly adhesive composition is provided that includes about 10 to about 70 parts by weight of a tackifying agent base including an acryl-based attaching agent as a raw material, about 5 to about 40 parts by weight of a terpene-based tackiness improver, about 0.5 to about 5 parts by weight of an epoxy-based crosslinking agent, about 5 to about 60 parts by weight of a flame retardant, and a combination thereof, based on 100 parts by weight of a solvent excluding benzene, toluene and xylene (BTX). The flame retardant includes at least one selected from a group consisting of a halogen-based flame retardant, an antimony flame retardant, and a phosphorus-based flame retardant. The adhesive composition and a tape manufactured using the same may be used exclusively in a vehicle industry, and in various electronic industries. | 03-05-2015 |
| 20150086783 | RESIN COMPOSITIONS FOR COATING SUBSTRATES TO IMPROVE SEALING PERFORMANCE - The present invention is directed to compositions useful for sealing substrates and substrates coated therewith. Additionally, methods of sealing and improving sealing performance using such compositions are provided. | 03-26-2015 |
| 20150111035 | THERMOSETTING RESIN COMPOSITION, THERMOSETTING ADHESIVE SHEET, AND METHOD OF PRODUCING THERMOSETTING ADHESIVE SHEET - A thermosetting resin composition has good storage properties at room temperature and an unreacted epoxy resin etc. are less likely to exude therefrom during heat compression molding. The thermosetting resin composition contains an acrylic copolymer including an epoxy group-containing (meth)acrylate unit, an epoxy resin, and a curing agent for an epoxy resin. In this thermosetting resin composition, epoxy groups in at least the acrylic copolymer are partially cross-linked with an amine compound and a thiol compound having 2 to 4 thiol groups per molecule, and the curing agent for an epoxy resin is an organic acid dihydrazide. | 04-23-2015 |
| 20160002502 | CONDUCTIVE LAMINATE - Provided are a conductive laminate, a method of manufacturing the same, and an electronic device including the same. The conductive laminate may prevent bubbles from being generated from a pressure-sensitive adhesive layer during thermal treatment for crystallizing a conductive layer. | 01-07-2016 |
| 20160040045 | ADHESIVE FILM FOR UNDERFILL, ADHESIVE FILM FOR UNDERFILL INTEGRATED WITH TAPE FOR GRINDING REAR SURFACE, ADHESIVE FILM FOR UNDERFILL INTEGRATED WITH DICING TAPE, AND SEMICONDUCTOR DEVICE - The present invention provides an adhesive film for underfill that is capable of increasing a glass transition temperature without losing flexibility. The present invention relates to an adhesive film for underfill containing resin components containing an epoxy resin having a number average molecular weight of 600 or less, a phenol resin having a number average molecular weight exceeding 500, and an elastomer in which a content of the epoxy resin in the resin components is 5 to 50% by weight, and the content of the phenol resin in the resin components is 5 to 50% by weight. | 02-11-2016 |
| 20160068627 | EPOXY RESINS COMPRISING A PYRAZINE-CONTAINING COMPOUND - Described herein is a curable composition comprising: a crosslinkable epoxy resin; a curing agent; and a compound, wherein the compound comprises a pyrazine moiety but not a primary amine | 03-10-2016 |
| 20160160094 | Adhesive Composition, Adhesive Sheet, and Method for Producing Semiconductor Device - An adhesive composition includes an acrylic polymer (A) having a weight-average molecular weight (Mw) of 350,000 or higher obtained by polymerizing an acrylic monomer by living radical polymerization using an organotellurium-containing compound as the polymerization initiator, an epoxy thermosetting resin (B), and a thermosetting agent (C). The adhesive composition is capable of joining with sufficient adhesive strength and capable of achieving high package reliability in a semiconductor device. | 06-09-2016 |
| 20160194535 | VEGETABLE OIL-BASED PRESSURE SENSITIVE ADHESIVES | 07-07-2016 |
| 20160200895 | ACID-MODIFIED EPOXIDIZED VEGETABLE OIL AND (METH)ACRYLIC COPOLYMER CURABLE OR CURED COMPOSITIONS | 07-14-2016 |
| 20160200953 | METHODS AND FORMULATIONS FOR SUPERHYDROPHIC, SELF-CLEANING, AND ICEPHOBIC POLYMER COATINGS AND OBJECTS HAVING COATINGS THEREON | 07-14-2016 |
| 20180026003 | ELECTRICALLY CONDUCTIVE ADHESIVE FILM AND DICING DIE BONDING FILM | 01-25-2018 |
| 20080226907 | Label Comprising a Liquid-Sensitive Adhesive Coating, Use of Such a Label, Method for Automatically Applying a Label Comprising a Liquid-Sensitive Adhesive Coating, and Method for the Production of a Label Paper - The invention relates to a label comprising a liquid-sensitive adhesive coating on the rear face thereof. The adhesive coating is based on natural biopolymers and the derivatives thereof and/or synthetic polymers that can be activated by means of liquid. Also disclosed are the use of such a label, a method for automatically applying a label to a receptacle, and a method for producing a label paper. | 09-18-2008 |
| 20110086222 | Selectively-Releasable Adhesives That Include A Glycosominoglycan - In one embodiment, a selectively-releasable adhesive includes a copolymer formed from a multifunctional alcohol, a multifunctional carboxylic acid, and a glycosaminoglycan (GAG). In one embodiment, an adhesive article includes a backing material having a surface and a layer of adhesive provided on the surface, the adhesive layer having an outer surface opposite to a surface that contacts the backing material, the outer surface being at least partly composed of a copolymer formed from a multifunctional alcohol, a multifunctional carboxylic acid, and a glycosaminoglycan (GAG). | 04-14-2011 |
| 20130011671 | ARTICLE AND AN ADHESIVE FOR A ROLL-SHAPED PAPER - This invention provides an adhesive for roll-shaped paper which has a high initial adhesiveness and causes the paper to peel easily without making the application surface sticky, and a roll-shaped paper on which this adhesive for roll-shaped paper is applied. An adhesive for roll-shaped paper, comprising a saccharide (A), a viscosity modifier (B), and a glycol and/or triol (C), is provided. The adhesive has excellent initial adhesiveness as well as excellent peeling ability, and does not produce stickiness. The adhesive for roll-shaped paper of this invention is applied at the start of the winding of the roll-shaped paper and it can be used in an especially useful manner as a pick-up agent. | 01-10-2013 |
| 20130224482 | DILUENTS FOR CROSSLINKER-CONTAINING ADHESIVE COMPOSITIONS - The disclosure relates to an adhesive composition for bonding lignocellulosic substrates. The adhesive composition contains a crosslinker and a non-urea diluent where the non-urea diluent is present in an amount from about 0.01 to about 75 weight % based on the total wet weight of the composition and where the crosslinker contains essentially no formaldehyde and contains no urea. Also disclosed is the adhesive further containing an aqueous mixture of a protein source. The disclosure also relates to a process for making lignocellulosic composites utilizing the disclosed adhesive composition and to the lignocellulosic composites made using the disclosed process. | 08-29-2013 |
| 20130330549 | PRESSURE SENSITIVE ADHESIVES, COATINGS, AND FILMS FROM PLANT OILS - Compositions useful for preparing pressure sensitive adhesives, coatings, and/or films are provided, along with methods of making and using the same. The compositions are made from renewable, plant-based materials. The compositions comprise plant oil triglycerides that are polymerized and crosslinked to yield polymer matrices. Plant-based carriers and/or tackifiers can be used in the invention, including epoxidized plant oil triglycerides, acrylated epoxidized plant oil triglycerides, and dihydroxylated plant oil triglycerides. Natural tackifiers such as rosin esters and terpenes can also be used in the compositions. Dihydroxylated plant oil triglyceride tackifiers for use in biobased and synthetic adhesives are also provided. | 12-12-2013 |
| 20150361310 | ADHESIVES THAT INCLUDE HIGHLY-PLASTICIZED CELLULOSE ESTERS AND METHODS AND ARTICLES RELATING THERETO - In some instances, adhesives may include a cellulose ester and a plasticizer in an amount of about 15% or greater by weight of the adhesive, wherein the plasticizer comprises a nonionic surfactant. In some instances, adhesives may include a cellulose ester and a mixture of two or more plasticizers in an amount of about 15% or greater by weight of the adhesive, wherein a melt flow index of the adhesive melt is greater than comparable adhesive melts that comprise the cellulose ester and only one of the plasticizers at the same amount. | 12-17-2015 |
| 20160096985 | ADHESIVES CONTAINING A RESIN, A KRAFT LIGNIN, AND A SURFACTANT AND METHODS FOR MAKING AND USING SAME - Adhesives containing an aldehyde-based resin, a kraft lignin, and a surfactant and methods for making and using same are provided. In one or more embodiments, the adhesive can include an aldehyde-based resin; a kraft lignin; a surfactant; an alkaline compound; and water. The adhesive can have a viscosity of about 500 cP to about 5,000 cP, at a temperature of about 25° C. In one example, the adhesive can include about 20 wt % to about 40 wt % of the aldehyde-based resin, about 1 wt % to about 15 wt % of the kraft lignin, about 0.05 wt % to about 2 wt % of the surfactant, about 0.5 wt % to about 10 wt % of the alkaline compound, and about 45 wt % to about 70 wt % of water, where all weight percent values are based on a combined weight of the aldehyde-based resin, the kraft lignin, the surfactant, the alkaline compound, and the water. | 04-07-2016 |
| 20220135854 | IMPROVED CORRUGATING ADHESIVES - Disclosed herein is a starch based corrugating adhesive comprising modified starch, and methods for making such corrugating adhesive. In some embodiments, the corrugating adhesive may contain a carrier component comprising a gelatinized modified starch, and a suspended component comprising a granular modified starch. In some embodiments, the granular and gelatinized modified starch may be from the same base starch. In some embodiments, the modified starch is obtained from a starch having an amylose content between about 30% and less than 40%. Also disclosed herein are corrugated materials made using the corrugating adhesives described herein. | 05-05-2022 |
| 20080241528 | Polyester-Amide Based Hot Melt Adhesives - The use of a polyester-amide in a hot melt adhesive formulation, wherein the polyester-amide includes a short aliphatic dicarboxylic acid functionality and a short symmetrical, crystallizing amid diol functionality. | 10-02-2008 |
| 20080268242 | SILICONE PRESSURE SENSITIVE ADHESIVE AND ARTICLES - Pressure sensitive adhesive compositions comprising an unreactive mixture of polydiorganosiloxane polyurea copolymer, diluent, and silicate tackifying resin. The compositions are useful for articles such as medical devices. | 10-30-2008 |
| 20090017299 | THERMOSENSITIVE ADHESIVE MATERIAL - An object of the present invention is to provide a thermosensitive adhesive material which is superior in blocking resistance when not active and which has adequate adhesion in a wide temperature range to a target with little smoothness such as corrugated fiberboard. Specifically, the present invention relates to a thermosensitive adhesive material including a support, and a thermosensitive adhesive layer provided on one surface of the support, the thermosensitive adhesive layer containing as essential components a thermoplastic resin and a hot-melt material that melts when heated, wherein the thermoplastic resin contains as a main component a (meth)acrylic copolymer in which acrylonitrile, a monomer component, occupies 5% by mass to 20% by mass of all monomer components, and wherein the glass transition temperature of the copolymer is in the range of −70° C. to −30° C. | 01-15-2009 |
| 20090053520 | Adhesive Composition and Process - There is disclosed a curable PSA made by a solventless single stage polymerisation of the following materials: from about 10% to about 80% by weight of at least one polyol which has molecular weight at least 1000 daltons; from about 0.5% to about 20% at least one poly-isocyanate(s) from about 0.1% to about 10%, by weight of at least one hydroxyl(meth)acrylate(s); from about 10% to about 80% by weight of one or more tackifier resins. | 02-26-2009 |
| 20090104445 | OPTICAL PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE ATTACHED OPTICAL FILM, AND IMAGE DISPLAY - An object of the invention is to provide an optical pressure-sensitive adhesive that is for use in pressure-sensitive adhesive attached optical films and so on, includes an acrylic copolymer and is less likely to cause display unevenness in the peripheral portion of a display screen. An optical pressure-sensitive adhesive, comprising: an acrylic copolymer containing alkyl (meth)acrylate (a1) and N-(2-hydroxyethyl)(meth)acrylamide (a2) as a monomer unit. | 04-23-2009 |
| 20090311526 | Adhesive composition, film adhesive, and heat treatment method - An adhesive composition of the present invention contains, as a main composition, a polymer obtained by copolymerizing a monomer composition containing a monomer having a maleimide group, and further contains a thermal polymerization inhibitor. As a result, it is possible to provide an adhesive composition that allows forming an adhesive layer that is excellently dissolved after the adhesive layer has been subjected to a high-temperature process. | 12-17-2009 |
| 20100015443 | ADHERENCE SUBSTANCE, PRESSURE SENSITIVE ADHESIVE SHEET AND ITS USE - To provide an adherence substance which has a low viscosity and good coatability, can be made solvent free, has good adhesion to an adherend and at the same time has excellent removability, can suppress peel electrostatic charge and is excellent in high speed peeling performance. | 01-21-2010 |
| 20100119821 | SOLVENTLESS LAMINATING ADHESIVE AND PROCESS FOR PRODUCTION OF COMPOSITE FILM - A solventless laminating adhesive comprising a polyisocyanate component and a polyol component, both of which are free from polyol components exhibiting crystalline properties at ordinary temperatures. The adhesive exhibits an initial viscosity of 500 to 1000 mPa s three minutes after mixing of the polyisocyanate component with the polyol component and a viscosity increase of 100 to 350% based on the initial viscosity 20 minutes after the mixing. In a coater which is provided with a pair of opposed rolls and in which the rolls rotates in the directions contrary to each other at the opposition site, the adhesive is applied to a film passing between the rolls. | 05-13-2010 |
| 20100178501 | ADHESIVE COMPOSITION, FILM-LIKE ADHESIVE, ADHESIVE SHEET, AND SEMICONDUCTOR DEVICE MADE WITH THE SAME - An adhesive composition that is capable of achieving a superior combination of process characteristics such as adherend fill properties (embedability) and low-temperature lamination properties, and semiconductor device reliability such as reflow resistance, as well as a film-like adhesive, an adhesive sheet that exhibits excellent process characteristics including ready releasability from dicing sheets, and a semiconductor device that exhibits excellent productivity, superior adhesive strength when heated and superior moisture resistance, all of which use the adhesive composition. The adhesive composition comprises (A) a thermoplastic resin, (B) a bisallylnadimide represented by a general formula (I) shown below, and (C) a bifunctional or higher (meth)acrylate compound. | 07-15-2010 |
| 20110003146 | ADHESIVE AND ITS APPLICATION - The invention provides a tri-component adhesive composition comprising a first component containing one or more polyols, a second component containing one or more isocyanates and a third component containing one or more all-purpose polyurethane catalysts or modified catalysts thereof. According to different applications, the additive proportion of the third component is adjusted to achieve desired curing speed and adhesive strength of the adhesive under a wide range of temperature. | 01-06-2011 |
| 20110045291 | EASY-ADHESIVE POLYESTER FILM - The present invention provides a polyester film which is excellent in easy-adhesive property to a topcoat agent, in particular, excellent in adhesion between a coating layer, a topcoat layer and a polyester base film even when the topcoat layer is formed of a solvent-free active energy radiation-curing resin. The present invention relates to an easy-adhesive polyester film comprising a polyester film and a coating layer formed on one surface of the polyester film which is obtained by applying a coating solution comprising a vinyl group-containing polyurethane resin thereonto. | 02-24-2011 |
| 20110052912 | PRESSURE-SENSITIVE ADHESIVES HAVING A TEMPERATURE-STABLE ADHESIVE POWER - The invention relates to an adhesive composition that can be cross-linked by heating, said composition comprising between 20 and 85% of a polyurethane comprising 2 terminal groups of the hydrolysable alkoxysilane type of formula (I): wherein: R | 03-03-2011 |
| 20110076493 | Acrylic Pressure-Sensitive Adhesives with Aziridine Crosslinking Agents - A pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an aziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 03-31-2011 |
| 20110111221 | POLYURETHANE-BASED PRESSURE-SENSITIVE ADHESIVE - Polyurethane-based pressure-sensitive adhesive wherein the polyurethane comprises the chemical reaction product of at least the following starting materials:
| 05-12-2011 |
| 20110123800 | UREA-BASED PRESSURE-SENSITIVE ADHESIVES - Non-silicone urea-based adhesives are disclosed which are prepared by the polymerization of reactive oligomers with the general formula X—B—X, where X is an ethylenically unsaturated group and B is a unit free of silicone and containing urea groups. The reactive oligomers can be prepared from polyamines through chain extension reactions using diaryl carbonates followed by capping reactions. Adhesive articles, including optical adhesive articles may be prepared using the disclosed non-silicone urea-based adhesives. | 05-26-2011 |
| 20110171465 | ADHESIVE LAMINATE - To provide an adhesive laminate with which an adhesive deposit does not result even when a polyester-type substrate layer is used. | 07-14-2011 |
| 20120034460 | PROTECTIVE SHEET FOR BACK SURFACE OF SOLAR CELL MODULE, AND SOLAR CELL MODULE PROVIDED THEREWITH - A protective sheet for the back surface of a solar cell module prepared by laminating a thermal adhesive sheet to at least one surface of a base sheet with a urethane-based adhesive layer disposed therebetween, wherein the thermal adhesive sheet contains a pigment and the urethane-based adhesive layer contains a silane coupling agent. The pigment is preferably an inorganic pigment or a carbon black. | 02-09-2012 |
| 20120208015 | THERMALLY REMOVABLE PRESSURE-SENSITIVE ADHESIVE SHEET - A thermally removable pressure-sensitive adhesive sheet includes a substrate and a pressure-sensitive adhesive layer that is provided on at least one side of the substrate and made from a polyester-based pressure-sensitive adhesive composition containing a polyester including at least a lactic acid unit, a dibasic acid unit, and a glycol unit, a foaming agent, and a crosslinking agent. The dibasic acid unit includes a dimer acid, the polyester has a weight average molecular weight of 20,000 to 200,000 and a glass transition temperature of −70 to −20° C. as measured using a differential scanning calorimeter at a temperature rise rate of 20° C./minute, and the polyester has a hydroxyl value of 1 to 60 mgKOH/g. | 08-16-2012 |
| 20120244351 | MULTILAYER RESIN SHEET AND METHOD FOR PRODUCING THE SAME, METHOD FOR PRODUCING CURED MULTILAYER RESIN SHEET, AND HIGHLY THERMALLY CONDUCTIVE RESIN SHEET LAMINATE AND METHOD FOR PRODUCING THE SAME - A multilayer resin sheet is constituted by including a resin layer containing an epoxy resin having a mesogenic skeleton, a curing agent and an inorganic filler, and an insulating adhesive layer formed on at least either of the surfaces of the resin layer. | 09-27-2012 |
| 20120244352 | PROCESS FOR PRODUCING POLYIMIDE FILM, AND POLYIMIDE FILM - A polyimide film having improved adhesiveness is produced by
| 09-27-2012 |
| 20120276381 | SURFACE COATING SYSTEM AND METHOD OF USING SURFACE COATING SYSTEM - A coating system for a surface (such as a floor) including an adhesive layer composition including a dispersible adhesive that forms an adhesive layer upon application to a surface, and a maintenance layer composition comprising a dispersible polymer that forms a maintenance layer upon application to the adhesive layer. The dispersible adhesive may include at least one of a styrene-butadiene latex, an acrylic latex material, a polyurethane latex, a polyvinyl acetate emulsion, and a combination thereof. The maintenance layer may include at least one of a UV-cured polymer, a nylon, an epoxy, a polyacrylate, a polystyrene acrylate, a polyurethane, a polyurea, and a combination thereof. The adhesive layer and the maintenance layer may form a finished coating having a peel strength greater than about 50 gf/25 mm. | 11-01-2012 |
| 20120276382 | ADHESIVE COMPOSITE SYSTEM FOR COVERING, CLOSING OR GLUING CELLULAR TISSUE - The invention relates to an adhesive composite system comprising an adhesive layer of a tissue adhesive and a protective layer which is applied to the surface of the adhesive layer, said tissue adhesive being based on hydrophilic polyurethane polymers and the protective layer is water-proof. The invention also relates to a method for producing said adhesive composite system, to an adhesive composite system obtained according to said method, an adhesive composite system which can be used for covering, closing or gluing cellular tissue and to the use of the adhesive composite system for producing a product for covering, closing or gluing cellular tissue. | 11-01-2012 |
| 20130045381 | MULTILAYER FILM FOR SUPPORTING OPTICAL FUNCTIONAL MEMBER AND METHOD FOR PRODUCING THE SAME, AND PRISM SHEET - A prism sheet is provided with a prism member, being an optical functional member, and a multilayer film for supporting the prism member. The multilayer film is provided with a base layer and an adhesive layer. One of surfaces of the adhesive layer is adhered to a surface of the base layer. The other surface of the adhesive layer is adhered to the prism member. Thus, the prism member is adhered to the base layer through the adhesive layer. Polyester contained in the adhesive layer has a glass transition temperature Tg of less than 60° C. At least 30 mol % of dicarboxylic acid units in the polyester contained in the adhesive layer have naphthalene rings. | 02-21-2013 |
| 20130280530 | TWO-COMPONENT CURABLE COMPOSITION - In the context of a curable agent based on at least one silyl-terminated polymer, the adhesion spectrum for bonding plastics, and the speed at which adhesion builds up, are to be improved. This is achieved by making available a curable agent containing two components (1) and (2) that are not in mutual contact, where component (1) contains at least one polymer having at least one terminal group of formula (I) -A | 10-24-2013 |
| 20130295383 | ADHESIVE COMPOSITION FOR POLARIZING PLATE AND POLARIZING PLATE PREPARED USING THE SAME - An adhesive composition and a polarizing plate, the adhesive composition including an isocyanate curing agent and having a creeping distance decrease rate of 10% or less, wherein the creeping distance decrease rate is calculated by Equation 1: | 11-07-2013 |
| 20140037954 | RESIN COMPOSITION, PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, PRESSURE-SENSITIVE ADHESIVE SHEET, AND SURFACE PROTECTIVE FILM - A resin composition includes: a polyol (A) having at least two OH groups; a polyfunctional isocyanate compound (B); a catalyst (C); and a compound (D) that undergoes keto-enol tautomerization, in which: a content ratio of the polyfunctional isocyanate compound (B) with respect to 100 parts by weight of the polyol (A) is 1 part by weight to 100 parts by weight; and the catalyst (C) includes an iron-based compound containing iron as an active center thereof. The resin composition can serve as a pressure-sensitive adhesive composition for forming a pressure-sensitive adhesive layer containing a polyurethane-based resin. Also provided are a pressure-sensitive adhesive sheet and a surface protective film each including such pressure-sensitive adhesive layer. | 02-06-2014 |
| 20140127504 | URETHANE-BASED PRESSURE-SENSITIVE ADHESIVE AND SURFACE PROTECTIVE FILM USING THE PRESSURE-SENSITIVE ADHESIVE - Provided is a urethane-based pressure-sensitive adhesive that is extremely excellent in adhesive residue-preventing property. Also provided is a surface protective film using such urethane-based pressure-sensitive adhesive in its pressure-sensitive adhesive layer, the surface protective film being extremely excellent in adhesive residue-preventing property. Also provided is an optical member or electronic member to which such surface protective film is attached. The urethane-based pressure-sensitive adhesive is a urethane-based pressure-sensitive adhesive including a polyurethane-based resin, in which: the polyurethane-based resin includes a polyurethane-based resin obtained by curing a composition containing a polyol (A) and a polyfunctional isocyanate compound (B); and the polyurethane-based resin contains a deterioration-preventing agent. | 05-08-2014 |
| 20140322531 | ASYMMETRIC DIALDIMINE-CONTAINING POLYURETHANE COMPOSITION - The invention relates to moisture-curing compositions which comprise at least one aromatic isocyanate group-bearing polyisocyanate and at least one dialdimine of formula (I). The compositions according to the invention have a longer open time and at the same time a shorter curing time, they are storage-stable and cure without forming bubbles. They are especially suitable as adhesives, sealing agents, potting compounds or coating materials, the use as sealing agents being especially advantageous. | 10-30-2014 |
| 20150118489 | PSA OF RENEWABLE ORIGIN WITH TEMPERATURE-STABLE ADHESIVE POWER - Heat-curable adhesive composition:
| 04-30-2015 |
| 20150118490 | SELF-ADHESIVE OF RENEWABLE ORIGIN WITH TEMPERATURE-STABLE ADHESIVE POWER - Heat-curable adhesive composition:
| 04-30-2015 |
| 20160039184 | APPARATUS AND POLYPROPYLENE-BASED COMPOSITION FOR WRAPPING A PIPE WELD - Laminate covering, in particular tapes and/or wrap-around sheets applied via an auto-wrapping machine, used for the mechanical and corrosion protection of oil, gas and water transmission pipelines. The laminate covering comprises a cross-linked polyolefin outer layer and an inner layer, which may be an adhesive, and has improved mechanical properties when compared to the prior art. The laminate covering may be pre-stretched. Also, a method of applying said laminate covering. The laminate covering can be applied to a pipe in a lower cost, faster application. | 02-11-2016 |
| 20160130415 | BIAXIALLY STRETCHED POLYESTER FILM AND METHOD FOR PRODUCING SAME, AND OPTICAL SHEET - Disclosed is a biaxially stretched polyester film containing an antimony compound as a catalyst component, and a magnesium compound and a phosphorus compound as additives, in which an amount of metal antimony included in residues on a membrane filter having an average pore diameter of 0.1 μm, after a solution in which 1 g of the biaxially stretched polyester is dissolved in 5 ml of hexafluoroisopropanol is filtered by the filter, is greater than 1 mg per 1 kg and less than or equal to 100 mg per 1 kg of the biaxially stretched polyester. | 05-12-2016 |
| 20160137892 | HYDROPHOBIC POLYURETHANE ADHESIVE - The present invention relates to a polyurethane adhesive comprising an isocyanate component A and a polyol component B where the isocyanate component A comprises at least one diisocyanate or polyisocyanate and the polyol component B comprises the alkoxylation product of a mixture of castor oil or ricinoleic acid (i), of an aromatic di- or polyol (ii), and of an OH-functional compound having aliphatically bonded OH groups and OH-functionality of from 1 to 8 (iii), and also optionally of a compound (iv), selected from the group consisting of cyclic anhydrides of dicarboxylic acids, and optionally of a compound (v) selected from the group consisting of cyclic mono- or diesters. The present invention further relates to a process for adhesive bonding with use of the polyurethane adhesive of the invention, to an item adhesive-bonded with the use of the polyurethane adhesive, and to the use of said item in the construction of wind turbines. | 05-19-2016 |
| 20160144599 | Slide Fastener Reinforcement Tape - A slide fastener reinforcement tape is provided that exhibits in particular, high performance launderability and peel strength between a reinforcement tape and a fastener tape, in environments harsher than those set forth in the prior art. Specifically, provided is a slide fastener reinforcement tape formed by laminating an adhesive layer on the back surface of a transparent elastomer film, wherein the slide fastener reinforcement tape is characterized in that the adhesive layer is a polyester-based hot-melt adhesive, a two-part type curable adhesive or a polyamide-based hot-melt adhesive, and the melting point of the adhesive layer is higher than 120° C. and no more than 160° C. and the melt viscosity at 200° C. is higher than 2000 poise and no more than 5500 poise. | 05-26-2016 |
| 20160194534 | Adhesives, Reaction Systems, and Processes for Production of Lignocellulosic Composites | 07-07-2016 |
| 20220135847 | READILY ADHESIVE POLYESTER FILM AND METHOD FOR PRODUCING SAME - This invention provides a readily adhesive polyester film that has fewer flaws and in which no appearance defects occur due to tight winding during the storage of rolled products, and a method for efficiently producing the readily adhesive polyester film. More specifically, this invention provides a readily adhesive polyester film comprising a polyester film as a base film and a readily adhesive layer on at least one side of the base film, wherein the base film contains particles with an average particle diameter of 0.1-2 μm or more in an amount of 1 mass % or less based on the mass of the base film, and the readily adhesive layer is a cured product of a composition comprising a copolymerized polyester resin (A), a blocked isocyanate group-containing urethane resin (B), and a silicone surfactant (C). This invention also provides a method for producing a readily adhesive polyester film. | 05-05-2022 |
| 20080213583 | Electrically-Conductive Laminated Film, Touch Panel Electrode Plate, Touch Panel, and Pressure-Sensitive Adhesive for Use in Electrically-Conductive Laminated Film - An electrically-conductive laminated film of the invention comprises a first transparent substrate having first and second surfaces; an electrically-conductive film comprising a second transparent substrate having first and second surfaces and a transparent electrically-conductive thin layer provided on the first surface of the second transparent substrate; and a pressure-sensitive adhesive layer, wherein the first transparent substrate and the electrically-conductive film are arranged in such a manner that the second surface of the first transparent substrate is opposed to the second surface of the second transparent substrate, wherein the first transparent substrate and the electrically-conductive film are bonded to each other with the pressure-sensitive adhesive layer interposed therebetween; wherein each of the first and second transparent substrates is formed of a plastic material, wherein the pressure-sensitive adhesive layer is formed of a pressure-sensitive adhesive comprising an acrylic polymer comprising 1 to 35% by weight of a methyl (meth)acrylate monomer unit, 60 to 98% by weight of an alkyl (meth)acrylate monomer unit having an alkyl group of 2 to 12 carbon atoms, and 0.1 to 10% by weight of a functional group-containing monomer unit. The electrically-conductive laminated film can suppress to become the pressure-sensitive adhesive layer a pear skin appearance. | 09-04-2008 |
| 20080213584 | 2-OCTYL (METH)ACRYLATE ADHESIVE COMPOSITION - A pressure sensitive adhesive composition comprising a 2-octyl (meth)acrylate/(meth)acrylic acid copolymer is described. The adhesive composition may be derived from renewable resources and provides good peel, shear and high temperature stability. | 09-04-2008 |
| 20080213585 | PRESSURE SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL MEMBERS, PRESSURE SENSITIVE ADHESIVE LAYER FOR OPTICAL MEMBERS, PRESSURE SENSITIVE ADHESIVE OPTICAL MEMBER AND IMAGE DISPLAY - Provided are a pressure sensitive adhesive composition for optical members and a pressure sensitive adhesive composition for optical members. The pressure sensitive adhesive composition for optical members according to the present invention comprises 100 parts by weight of an acrylic polymer (A) having a weight-average molecular weight of 500,000 or more, containing at least 50 wt % alkyl (meth)acrylate having an alkyl group with 5 or more carbon atoms and 0.2 to 2 wt % unsaturated carboxylic acid as the monomer unit, 0.1 to 4 parts by weight of an acrylic polymer (B) having a weight-average molecular weight of 2,000 to 50,000, containing at least 70 wt % alkyl (meth)acrylate and 1 to 7 wt % unsaturated carboxylic acid as the monomer unit and having a higher carboxylic acid equivalent than that of the acrylic polymer (A), 0.01 to 1 part by weight of a silane coupling agent, and a crosslinking agent. | 09-04-2008 |
| 20080286570 | Pressure-Sensitive Adhesive Tape and Method for Production Thereof - The invention relates to a pressure-sensitive adhesive film obtained by coating a polyolefin-based support layer with an aqueous acrylic dispersion-based adhesive layer. It also relates to the coating process for obtaining this film. | 11-20-2008 |
| 20080318040 | Intrusion Resistant Thermal Laminating Film - A thermal laminating film is provided that has superior intrusion resistance that is well suited to addressing security and anti-counterfeiting needs. The film includes a polymer substrate and an adhesive system with a polymer component having a Vicat softening point temperature that is close to a glass transition temperature of the polymeric substrate, which typically is not greater than about 95° C. | 12-25-2008 |
| 20090029160 | (METH)ACRYLATE FILM, AND MARKING FILM AND RECEPTOR SHEET USING THE SAME - The present application is directed to a film having high solvent resistance, in addition to high tensile strength and elongation characteristics. A (meth)acrylic film formed of: (A-1) an acidic group-containing (meth)acrylic polymer having a glass transition temperature (Tg) of 0° C. or higher obtained by copolymerizing a composition containing a monoethylenically unsaturated monomer as a main component and an unsaturated monomer having an acidic group; (B-1) a basic group-containing (meth)acrylic polymer having a glass transition temperature (Tg) of 0° C. or lower obtained by copolymerizing a composition containing a monoethylenically unsaturated monomer as a main component and an unsaturated monomer having a basic group; and (C) a compound containing a radical generating group. | 01-29-2009 |
| 20090029161 | Pressure-sensitive adhesive composition, pressure-sensitive adhesive layer, and pressure-sensitive adhesive sheet - The present inventions are a pressure-sensitive adhesive composition comprising a poly(meth)acrylate compound that contains a repeating unit shown by the following formula (1) in its molecule and has a melting point of 50° C. or less; a pressure-sensitive adhesive layer comprising a crosslinked product of the pressure-sensitive adhesive composition; and a pressure-sensitive adhesive sheet comprising the pressure-sensitive adhesive layer and a support, the pressure-sensitive adhesive layer being provided on one side or both sides of the support material. | 01-29-2009 |
| 20090053519 | Adhestive composition and optical member including the same - An adhesive composition includes a base polymer, the base polymer including a copolymer having at least one (meth)acrylic ester with a halogen element and at least one (meth)acrylate in a copolymeric unit, and an antistatic agent, the antistatic agent including an ionic compound. | 02-26-2009 |
| 20090123746 | ADHESIVE SHEET - An adhesive sheet includes a substrate and an energy-ray-curable adhesive layer formed on the substrate. The energy-ray-curable adhesive layer includes an energy-ray-curable acrylic copolymer and an energy-ray-curable urethane acrylate. The energy-ray-curable acrylic copolymer includes a side chain with an unsaturated group. The energy-ray-curable urethane acrylate includes an isocyanate unit, a polyol unit, and a (meth)acryloyl group. The polyol unit includes a plurality of types of polyols. | 05-14-2009 |
| 20090136749 | (METH)ACRYLIC EMULSION TYPE PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention relates to a (meth)acrylic emulsion type adhesive composition comprising an emulsion type (meth)acrylic polymer obtained by emulsion-polymerizing a monomer comprising a (meth)acrylic monomer as a principal component, wherein a sodium salt and/or potassium salt-containing emulsifier is used in the emulsion-polymerization described above, and neutralization treatment is carried out by using a neutralizing agent containing sodium hydroxide and/or potassium hydroxide after the emulsion polymerization is finished and an adhesive sheet obtained by using the above composition, and the present invention provides an adhesive composition which is not yellowed with the passage of time, particularly by heating and an adhesive sheet obtained by using the above composition. | 05-28-2009 |
| 20090186220 | Acrylic Hot Melt Adhesives - Radiation curable adhesive compositions comprising an acrylic polymer and a polyolefin find use in the manufacture of pressure sensitive adhesive articles such as, for example, tapes. | 07-23-2009 |
| 20090186221 | AQUEOUS-DISPERSION-TYPE PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention provides an aqueous-dispersion-type pressure-sensitive adhesive composition and a pressure-sensitive adhesive sheet formed thereof. This composition comprises a rubber latex, a tackifier resin emulsion, a dispersant composed primarily of a polycarboxylic acid (salt) having a hydrophobic side chain, and an emulsifier composed primarily of a polyoxyethylene alkyl ether sulfuric acid ester having an average polymerization degree of 16 to 80. A preferred dispersant contains carboxyl group at 2 to 6 mmol/g and an aqueous solution thereof at 1% by mass has a surface tension of 25 to 45 mN/m. | 07-23-2009 |
| 20090208740 | ACRYLIC PRESSURE-SENSITIVE ADHESIVES WITH AZIRIDINE CROSSLINKING AGENTS - A pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an aziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 08-20-2009 |
| 20090208741 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - There is provided a pressure-sensitive adhesive composition for optical films. The composition can form a pressure-sensitive adhesive layer that can prevent light leakage caused by stress associated with dimensional change of a component such as an optical film, which include the pressure-sensitive adhesive layer that has reworkability such that it can be easily peeled from a component, and that has satisfactory processability such that it can be processed without pressure-sensitive adhesive stain or dropout, after it is formed on an optical film. A pressure-sensitive adhesive optical film produced using the composition is also provided. The pressure-sensitive adhesive composition includes a (meth)acrylic polymer including (a) 34 to 94% by weight of an alkyl(meth)acrylate monomer unit, (b) 5 to 35% by weight of an aromatic ring-containing (meth)acrylate monomer unit, and (c) 0.01 to 0.5% by weight of an amino group-containing (meth)acrylate monomer unit and further including (d) 0.05 to 3% by weight of a carboxyl group-containing (meth)acrylate monomer unit and/or (e) 0.05 to 2% by weight of a hydroxyl group-containing (meth)acrylate monomer unit and having a weight average molecular weight of 1,600,000 to 3,000,000 as determined by gel permeation chromatography; crosslinking agents including 0.01 to 5 parts by weight of an isocyanate crosslinking agent and 0.01 to 2 parts by weight of a silane coupling agent based on 100 parts by weight of the (meth)acrylic polymer. | 08-20-2009 |
| 20090291300 | ADHESIVE SHEET - An adhesive sheet comprising a substrate and an adhesive layer formed on at least one side of the substrate, characterized in that an adhesive agent contained in the adhesive layer comprises an acrylic ester copolymer and a citrate plasticizer; the acrylic ester copolymer has a glass transition temperature of −45° C. or less; the citrate plasticizer is contained in an amount of 1.0 to 50.0 parts by mass (solid content), with respect to 100 parts by mass (solid content) of the acrylic ester copolymer; and a rate of a gel content in the adhesive agent in the adhesive layer is 70% or more, is disclosed. | 11-26-2009 |
| 20090317635 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEETS, AND SURFACE PROTECTING FILM - An object of the present invention is to provide a pressure-sensitive adhesive composition which is excellent in antistatic property of a non-electrification-prevented adherend (subject to be protected) upon peeling, and has reduced stainability in an adherend and is excellent in adhesion reliance, and electrification preventing pressure-sensitive adhesive sheets using the same. There is provided a pressure-sensitive composition comprising an ionic liquid, and a (meth)acryl-based polymer containing, as a monomer component, 0.1 to 100% by weight of a (meth)acrylic acid alkylene oxide. There is provided a pressure-sensitive composition comprising an ionic liquid, and a polymer containing, as a monomer component, 0.5 to 30% by weight of a nitrogen-containing monomer and having a glass transition temperature Tg of no higher than 0° C. There is provided a pressure-sensitive composition comprising an ionic liquid, and a (meth)acryl-based polymer containing, as a monomer component, 0.01 to 20% by weight of a reactive surfactant. | 12-24-2009 |
| 20100009181 | Halogen-Free Pressure-Sensitive Adhesive Tape - To heighten the adhesion of a halogen-free pressure-sensitive adhesive tape, in particular, the adhesion of the pressure-sensitive adhesive to the substrate, to thereby improve suitability for binding. | 01-14-2010 |
| 20100015441 | POLYMER COMPOSITIONS - Polymers are described that are prepared from di and mono-functional silicone and silane monomers of Formula 1 in which Y represents a direct bond or a oxy group; R | 01-21-2010 |
| 20100068515 | ACRYLIC PRESSURE SENSITIVE ADHESIVE FORMULATION AND ARTICLES COMPRISING SAME - Pressure sensitive adhesive formulations of an acrylic polymer grafted with a macromer are particularly well suited for use in the manufacture of impact resistant articles such as impact resistant glass laminates and products comprising such laminates. | 03-18-2010 |
| 20100075141 | ADHESIVE COMPOSITION AND FILM ADHESIVE - Disclosed is an adhesive composition whose component is a polymer obtained by copolymerizing a monomer composition containing styrene, a (meth)acrylic acid ester having a cyclic structure, and an alkyl(meth)acrylate having a chain structure. The monomer composition further contains a carboxylic acid having an ethylene double bond, a bifunctional monomer, and a styrene macromonomer. The polymer has a styrene block segment. This can improve heat resistance, adhesive strength in a high temperature environment, alkaline resistance, and easiness in stripping of an adhesive composition that has been subjected to a high temperature process. As a result, there can be obtained an adhesive composition which has high heat resistance, adhesive strength in a high temperature environment, and alkali resistance, and which can be easily stripped off after the adhesive composition is processed at a high temperature. | 03-25-2010 |
| 20100098943 | Flame retardant clear films - Compositions for creating flame-retardant, optically clear films without using halogen based flame retardants, including a coating containing phosphorous-based fire retardant materials, an acrylic or polyester adhesive base, and an organic solvent. Composite film structures containing the flame retardant coating may include a plurality of polymeric films and or coatings separated by flame retardant materials. | 04-22-2010 |
| 20100129653 | PRESSURE-SENSITIVE ADHESIVE TAPE - Disclosed is a halogen-free adhesive tape whose binding force is improved by increasing adhesion at low temperatures. Specifically disclosed is a halogen-free adhesive tape which is characterized in that an adhesive containing a natural rubber, an acrylic resin, an adhesiveness-imparting resin, an antioxidant and a plasticizer having a molecular weight of 450-3000 and a freezing point of from −30° C. to −55° C. is applied over at least one side of a tape base which is composed of a non-halogen resin composition containing no halogen element. | 05-27-2010 |
| 20100151241 | 2-Octyl (Meth)acrylate Adhesive Composition - A pressure sensitive adhesive composition comprising a 2-octyl(meth)acrylate, (meth)acrylic acid copolymer and optional crosslinking agents is described. The adhesive composition may be derived from renewable resources and provides good peel, shear and high temperature stability. | 06-17-2010 |
| 20100167050 | BIMODAL ACRYLATE PRESSURE-SENSITIVE ADHESIVE COMPOUNDS - The invention relates to a polyacrylate which as a result of a polymerization process has a broad, bimodal molecular weight distribution. These acrylate pressure-sensitive adhesives are preferably processed from the melt. The low molecular weight fraction lowers the flow viscosity, while the high molecular weight fraction results in the achievement of a high shear strength, following appropriate crosslinking, for the acrylate pressure-sensitive adhesive. | 07-01-2010 |
| 20100178497 | ADHESIVE COMPOSITION, FILM ADHESIVE, AND PROCESS FOR PRODUCTION OF THE COMPOSITION - Disclosed is an adhesive composition which is mainly composed of a polymer obtained by copolymerizing a monomer composition containing styrene, (meth)acrylic acid ester having a cyclic structure and alkyl (meth)acrylate having a chain structure. The monomer composition may additionally contain a bifunctional monomer, thereby improving heat resistance, adhesive strength under high temperature conditions, and alkali resistance, and easiness in stripping of an adhesive composition that has been processed at a high temperature. Consequently, there can be obtained an adhesive composition which has high heat resistance, adhesion strength under high temperature conditions, and alkali resistance, and which can be easily stripped off after the adhesive composition is processed at a high temperature. | 07-15-2010 |
| 20100178498 | Adhesive composition and film adhesive - An adhesive composition of the present invention is an adhesive composition including a polymer obtained by polymerizing a monomer composition containing a (meth)acrylic acid ester having a structure represented by General Formula (1): | 07-15-2010 |
| 20100178499 | ADHESIVE COMPOSITION AND FILM ADHESIVE - An adhesive composition of the present invention is an adhesive composition including a polymer obtained by copolymerizing a monomer composition containing a (meth)acrylic acid ester and a monomer having a maleimide group, the (meth)acrylic acid ester has a structure represented by General Formula (1): | 07-15-2010 |
| 20100178500 | PRESSURE-SENSITIVE ADHESIVE SHEET - There is provided a pressure-sensitive adhesive (PSA) sheet with the property of corroding a metal not in contact therewith suppressed. This PSA sheet is provided with a PSA layer formed from a water-dispersed PSA composition. The PSA composition contains a water-dispersed acrylic polymer synthesized using a sulfur-containing chain transfer agent. Moreover, in a gas generation test whereby the PSA sheet is heated at 85° C. for one hour, the emission of sulfur-containing gas is 0.043 μg or less per 1 cm | 07-15-2010 |
| 20100209703 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET AND PRESSURE-SENSITIVE ADHESIVE TYPE OPTICAL MEMBER - The present invention provides a double-sided pressure-sensitive adhesive sheet, including at least one pressure-sensitive adhesive layer which has a gel fraction of 10 to 70%, has a storage modulus at 23° C. of 1×10 | 08-19-2010 |
| 20100215955 | PRESSURE-SENSITIVE ADHESIVE SHEET AND PRESSURE-SENSITIVE ADHESIVE FUNCTIONAL FILM - The present invention provides a pressure-sensitive adhesive sheet including at least one pressure-sensitive adhesive layer formed of a pressure-sensitive adhesive composition containing an acrylic polymer (a) in which the total content of acrylic acid and methacrylic acid relative to the entire monomer ingredients constituting the acrylic polymer is 10% by weight or less, in which the total amount of an acrylic acid ion and a methacrylic acid ion extracted from the pressure-sensitive adhesive sheet with pure water under the condition of 100° C. for 45 minutes, as measured in accordance with an ion chromatography, is 20 ng/cm | 08-26-2010 |
| 20100255301 | Aqueous Dispersion - The invention provides an adhesive with an aqueous polymer dispersion. The aqueous polymer dispersion comprises a copolymer of a) esters of vinyl alcohol with C | 10-07-2010 |
| 20100266841 | Treatment of wood for the production of building structures and other wood products - Compositions and devices for the production of treated wood products are disclosed. A moisture exchange container for treating a plurality of wood pieces with a chemical formulation of interest is described. Also, an adhesive suitable for gluing wood pieces that have been treated, or that are going to be treated, with a chemical formulation of interest is described. Also disclosed are methods and systems using the devices and compositions of the present invention, and treated wood products. | 10-21-2010 |
| 20100323197 | ACRYLIC VISCOELASTIC COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - The present invention relates to an acrylic viscoelastic composition including an acrylic polymer A obtained by polymerizing an acrylic monomer mixture containing an alkyl (meth)acrylate (a) and a terpene-based (meth)acrylate (b), the terpene-based (meth)acrylate (b) being contained in an amount of 5 to 70% by weight based on the total monomer components of the acrylic monomer mixture; and a tackifying component B having a weight average molecular weight of 2,000 to 20,000. | 12-23-2010 |
| 20110020642 | ADHESIVE COMPOSITION, ADHESIVE SHEET AND ADHESIVE FORMED PRODUCT - The present invention provides an adhesive composition, which comprises a mixture of a hot-melt adhesive with a ferromagnetic material and has a shear force of not less than 20 N after heating (at 150° C. for 10 minutes) bonding, and a adhesive sheet obtained from the adhesive composition. Also, present invention provides a adhesive formed product, which comprises a mixture of a hot-melt adhesive and a ferromagnetic material and has a shear force of not less than 20 N after heating (at 150° C. for 10 minutes) bonding, wherein the adhesive formed product is used for bonding between components composed of a material exhibiting ferromagnetism. The adhesive composition, the adhesive sheet and the adhesive formed product of the present invention can also be applied to fields where solvent resistance and chemical resistance are required. | 01-27-2011 |
| 20110039099 | TEMPORARILY REPOSITIONABLE PRESSURE SENSITIVE ADHESIVE BLENDS - Temporarily repositionable pressure sensitive adhesive compositions which are blends of a silicone-modified pressure sensitive adhesive component, a high Tg polymer component and a crosslinker are presented. The silicone-modified pressure sensitive adhesive includes a copolymer that is the reaction product of an acidic or basic monomer, a (meth)acrylic or vinyl monomer, and a silicone macromer. The high Tg polymer component contains acid or base functionality such that when mixed, the silicone-modified pressure sensitive adhesive component and the high Tg polymer component form an acid-base interaction. | 02-17-2011 |
| 20110045289 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - There is provided a pressure-sensitive adhesive composition for optical films. The composition can form a pressure-sensitive adhesive layer that can prevent light leakage caused by stress associated with dimensional change of a component such as an optical film, which include the pressure-sensitive adhesive layer that has reworkability such that it can be easily peeled from a component, and that has satisfactory processability such that it can be processed without pressure-sensitive adhesive stain or dropout, after it is formed on an optical film. A pressure-sensitive adhesive optical film produced using the composition is also provided. The pressure-sensitive adhesive composition includes a (meth)acrylic polymer including (a) 34 to 94% by weight of an alkyl (meth)acrylate monomer unit, (b) 5 to 35% by weight of an aromatic ring-containing (meth)acrylate monomer unit, and (c) 0.01 to 0.5% by weight of an amino group-containing (meth)acrylate monomer unit and further including (d) 0.05 to 3% by weight of a carboxyl group-containing (meth)acrylate monomer unit and/or (e) 0.05 to 2% by weight of a hydroxyl group-containing (meth)acrylate monomer unit and having a weight average molecular weight of 1,600,000 to 3,000,000 as determined by gel permeation chromatography; crosslinking agents including 0.01 to 5 parts by weight of an isocyanate crosslinking agent and 0.01 to 2 parts by weight of a silane coupling agent based on 100 parts by weight of the (meth)acrylic polymer. | 02-24-2011 |
| 20110045290 | Adhesive Sheet - An adhesive sheet includes a substrate and an energy ray curable adhesive layer formed thereon The energy ray curable adhesive layer includes an acrylic adhesive polymer having a weight average molecular weight of not less than 100,000, and a polymerizable group is bonded to the acrylic adhesive polymer through a polyalkyleneoxy group. The energy ray curable adhesive sheet improves the breaking elongation and the expandability of the cured adhesives, thereby preventing the glue residue on the adherend of the sheet after release. | 02-24-2011 |
| 20110070434 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE, ACRYLIC PRESSURE-SENSITIVE ADHESIVE LAYER AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - The present invention relates to an acrylic pressure-sensitive adhesive including: a) an acrylic polymer containing, as a monomer unit, an alkyl (meth)acrylate including an alkyl group having 1 to 20 carbon atoms in an amount of 50% by weight or more; and b) a tackifier resin, in which the acrylic polymer a) contains two kinds of monomer units having a difference in solubility parameter (SP value) of 0.2 (MPa) | 03-24-2011 |
| 20110070435 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM AND IMAGE DISPLAY - There is provided a pressure-sensitive adhesive composition for optical films. The composition can form a pressure-sensitive adhesive layer that can prevent light leakage caused by stress associated with dimensional change of a component such as an optical film, that has reworkability such that it can be easily peeled from a component, and that has satisfactory processability such that it can be processed without pressure-sensitive adhesive stain or dropout, after it is formed on an optical film. A pressure-sensitive adhesive optical film produced using the composition is also provided. The pressure-sensitive adhesive composition is prepared to include a (meth)acrylic polymer including (a) 34 to 94% by weight of an alkyl (meth)acrylate monomer unit, (b) 5 to 50% by weight of an aromatic ring-containing (meth)acrylate monomer unit, and (c) 0.01 to 0.5% by weight of an amino group-containing (meth)acrylate monomer unit; 0.01 to 2 parts by weight of a peroxide as a crosslinking agent; and 0.01 to 2 parts by weight of a silane coupling agent based on 100 parts by weight of the (meth)acrylic polymer. | 03-24-2011 |
| 20110076492 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE TAPE - A pressure-sensitive adhesive composition is disclosed. The composition comprises a particulate polymer of a monomer mixture comprising (a) an alkyl (meth)acrylate monomer; (b) at least one of (b−1) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a linear alkyl group and (b−2) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a branched alkyl group; and (c) a monoolefmically unsaturated monomer having a ketone group with the alkyl group having a carbon number of 8 to 14. Pressure sensitive adhesive tapes incorporating such adhesive compositions are also described. | 03-31-2011 |
| 20110104486 | LOW SURFACE ENERGY ADHESIVE - Adhesives suitable for use with low surface energy materials are described. The adhesive contain an acrylic copolymer, a high glass transition temperature tackifier and a low glass transition temperature tackifier. The acrylic copolymer is the reaction product of a first alkyl(meth)acrylate having at least 5 carbon atoms in the alkyl group, a second alkyl(meth)acrylate having 1 to 4 carbon atoms in the alkyl group, and a vinyl carboxylic acid. Both tackifiers have a Tg greater than the Tg of the acrylic copolymer. The high glass transition temperature tackifier has a Tg of at least 20° C. and the low glass transition temperature tackifier has a Tg of less than 0° C. | 05-05-2011 |
| 20110129666 | Butene copolymer-containing adhesive blends - Compositions suitable for use as adhesives in multi-layer structures. The compositions comprise a blend of an ethylene copolymer of butene and a propylene-based polymer; a polyolefin grafted with an ethylenically unsaturated carboxylic acid or acid derivative; and an olefin polymer resin different than the ethylene copolymer of butene, the propylene-based polymer and the grafted polyolefin. | 06-02-2011 |
| 20110135921 | Antistatic Block Copolymer Pressure Sensitive Adhesives and Articles - An antistatic pressure sensitive adhesive composition, useful in electronic and optical display applications, comprising an antistatic agent and a first block copolymer comprising at least two hard A block polymeric units each independently having a Tg of at least 50° C., and at least one soft B block (meth)acrylic polymeric unit having a Tg no greater than 20° C. The composition can comprise a second block copolymer. Articles comprising an antistatic pressure sensitive adhesive composition adjacent a first surface of a substrate. | 06-09-2011 |
| 20110135922 | Adhesive Compositions with Multiple Tackifiers - Adhesive compositions and articles that contain these adhesive compositions are described. More particularly, the adhesive compositions include (a) a block copolymer prepared from monoethylenically unsaturated monomers and (b) a tackifier mixture. The adhesives compositions can be adhered to many substrates including those having a non-polar surface. | 06-09-2011 |
| 20110135923 | Composite Article - A composite article includes a substrate and a pressure sensitive adhesive (PSA) disposed on the substrate. The PSA includes a polymer formed from at least one radical curable organic compound polymerized in the presence of an organoborane initiator. The polymer has a polydispersity index of less than or equal to 5.0 and a temperature of softening less than a temperature of use. The composite article is formed by a method including the steps of polymerizing the at least one radical curable organic compound to form the polymer and applying the PSA to the substrate to form the composite article. The polymer is formed by a method including the steps of combining the at least one radical curable organic compound and the organoborane initiator and polymerizing the at least one radical curable organic compound. | 06-09-2011 |
| 20110143135 | ADHESIVE COMPOSITION AND OPTICAL MEMBER USING THE SAME - An adhesive composition and an optical member using the same, the adhesive composition including about 100 parts by weight of a (meth)acrylate copolymer including repeating units derived from a C | 06-16-2011 |
| 20110151251 | ADHESIVE COMPOSITION FOR PLASTICIZER-FREE, SELF-ADHESIVE REMOVABLE LABELS - A description is given of an adhesive composition which comprises a polymer preferably in the form of an emulsion polymer in dispersion in water. The emulsion polymer has a glass transition temperature of less than −61° C. and is preparable by emulsion polymerization at temperatures less than 80° C. from 80-95% by weight of 2-ethylhexyl acrylate and 5-20% by weight of further, ethylenically unsaturated, free-radically copolymerizable monomers, of which 0.2% to 2% by weight, based on the total amount of monomers, are acid-containing comonomers. The adhesive composition can be used in particular as a pressure-sensitive adhesive for producing plasticizer-free, self-adhesive, redetachable paper labels. | 06-23-2011 |
| 20110151252 | ADHESIVE TAPE OR SHEET - An adhesive tape or sheet comprises an adhesive layer which contains 0.3 to 10 parts by weight of an polyether polyol compound, and 0.005 to 2 parts by weight of at least one alkali metal salt for 100 parts by weight of an acrylic adhesive which is formed with a copolymer of methyl acrylate monomer, ethyl acrylate monomer, or methyl acrylate monomer and ethyl acrylate monomer, acrylate monomer, and 2-ethylhexyl acrylate monomer. | 06-23-2011 |
| 20110189478 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE RESIN COMPOSITION, AND PRESSURE-SENSITIVE ADHESIVE SHEET OR PRESSURE-SENSITIVE ADHESIVE TAPE USING THE SAME - The present invention relates to an acrylic pressure-sensitive adhesive resin composition including an organic-inorganic hybrid polymer synthesized from the following (a) to (d): (a) fine silica particles having silanol groups on a surface thereof; (b) a siloxane having at least one selected from a group consisting of an alkoxysilyl group and a silanol group at a molecular end thereof; (c) a trialkoxysilane represented by the following general formula (I) in which R | 08-04-2011 |
| 20110244229 | ROLLED ADHESIVE TAPE OR SHEET - A rolled adhesive tape or sheet which is wound in a rolled configuration having; a thermoplastic resin film, and a pressure sensitive adhesive layer formed on one side of the thermoplastic resin film, a fatty acid bisamide as well as a fatty acid monoamide and/or fatty acid are contained at least one of the thermoplastic resin film and the pressure sensitive adhesive layer. | 10-06-2011 |
| 20110244230 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE FOR FIXING DECORATIVE PANEL - A double-sided pressure-sensitive adhesive tape is used for fixing decorative panels and includes a pressure-sensitive adhesive layer containing bubbles and/or hollow microspheres. The pressure-sensitive adhesive layer is preferably formed from an acrylic pressure-sensitive adhesive, particularly an active-energy-ray-curable acrylic pressure-sensitive adhesive. The double-sided pressure-sensitive adhesive tape for fixing decorative panels preferably has a toluene emission of 15 μg/g or less and preferably has a surface lightness L* of 60 to 30. The adhesive tape can be a double-sided pressure-sensitive adhesive tape for fixing decorative panels, which excels in conformability to curved surfaces and bumps, resilience resistance, and adhesiveness and which may thereby show excellent adhesive properties even when used for fixing a decorative panel to an adherend of a complicated shape with a curved surface or bumps or for fixing a narrow decorative panel to an adherend. | 10-06-2011 |
| 20110250446 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - A pressure-sensitive adhesive composition or an acrylic pressure-sensitive adhesive tape in which peeling-off property or tearing-off property occurring by heating is improved while the high adhesiveness to a metallic material is being maintained, will be provided. The pressure-sensitive adhesive composition contains: an acrylic polymer (A); a (meth)acrylic polymer (B) whose mass average molecular weight (Mw) is such that 1000≦Mw<30000; and a heat-expandable microsphere (C). | 10-13-2011 |
| 20110293933 | Adhesive composition and polarizing plate comprising the same - Disclosed are an adhesive composition and a polarizing plate including the same and, more particularly, an adhesive composition including a vinyl-acrylate copolymer including a hydroxyalkylvinylether monomer as a repeating unit, a cross-linking agent, ionic solid, and a silane coupling agent and, in addition, a polarizing plate including the same. Such adhesive composition may have desired re-workability without decrease in durability caused by surface transfer of an ionic compound, and allow effective gelling of adhesive fraction, to thereby considerably reduce a curing period. | 12-01-2011 |
| 20110318579 | Pressure-Sensitive Adhesive Transfer Tape with Differentiated Adhesion on Either Side and Method for Producing the Tape - The present invention relates to a pressure-sensitive adhesive transfer tape, taking the form of a carrierless adhesive tape with an adhesive layer comprising a pressure-sensitive adhesive based on a poly(meth)acrylate copolymer with the following monomers: a1) acrylic acid and/or acrylic esters of the following formula: CH | 12-29-2011 |
| 20120028043 | ACRYLIC PRESSURE-SENSITIVE ADHESIVES WITH ACYLAZIRIDINE CROSSLINKING AGENTS - A pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an acylaziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 02-02-2012 |
| 20120058334 | HEAT-RELEASABLE PRESSURE -SENSITIVE ADHESIVE TAPE OR SHEET - The present invention provides a pressure-sensitive adhesive tape or sheet exhibiting good adhesiveness to a variety of adherends and further having both characteristics of repelling resistance and easy peelability. The heat-releasable pressure-sensitive adhesive tape or sheet according to the present invention has a heat-releasable pressure-sensitive adhesive layer containing: as an essential component, an acrylic copolymer formed of a monomer mixture comprising the following monomer (ml) and monomer (m2), with a content of the monomer (m1) being from 40 to 97.5% by weight and a content of the monomer (m2) being from 0.5 to 20% by weight, relative to the whole of monomer components; and a thermal foaming agent: | 03-08-2012 |
| 20120064339 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR SURFACE PROTECTIVE FILMS AND USE THEREOF - The present invention provides a surface protective film that exhibits small differences in peel strength on account of the surface state of an adherend and that is excellent in anti-contamination to adherends, and a pressure-sensitive adhesive (PSA) composition for the protective film. The PSA composition provided by the present invention comprises 0.01 to 5 parts by weight of a compound containing an oxypropylene group with respect to 100 parts by weight of an acrylic polymer as a base polymer. A surface protective film | 03-15-2012 |
| 20120064340 | PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM, METHOD FOR PRODUCING THE ADHESIVE OPTICAL FILM, IMAGE DISPLAY, ADHESIVE COATING LIQUID, AND METHOD FOR PRODUCING THE ADHESIVE COATING LIQUID - A pressure-sensitive adhesive optical film of the invention includes an optical film; and a pressure-sensitive adhesive layer placed on at least one side of the optical film, wherein the pressure-sensitive adhesive layer is a product formed by applying a pressure-sensitive adhesive coating liquid having a dissolved oxygen concentration of 0.02 to 3 mg/L and then drying the pressure-sensitive adhesive coating liquid. The pressure-sensitive adhesive optical film can satisfy heat durability, humidity durability, and high contrast. | 03-15-2012 |
| 20120070659 | PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention relates to a pressure-sensitive adhesive sheet containing: a substrate layer comprising a film which contains at least a urethane polymer, and a pressure-sensitive adhesive layer, in which the substrate layer has: (a) a work of 35 to 160 N·mm, the work being calculated from a product of a move amount and a stress until 10% elongation when the substrate layer is elongated at a tensile speed of 200 mm/min; and (b) a stress relaxation time of 30 sec or less, the stress relaxation time being a time for which the stress, after the substrate layer is elongated until 10% at a tensile speed of 200 mm/min and the elongation is held in that state, decreases to 36.8% of the maximum stress. | 03-22-2012 |
| 20120070660 | CURABLE RESIN COMPOSITION, ADHESIVE COMPOSITION, CURED OBJECT OR COMPOSITE - A curable resin composition that is adhesive and transparent. The curable resin composition comprises (1) a polymerizable vinyl monomer, (2) a curing agent, (3) a reducing agent, and (4) an acrylic block copolymer having a structure represented by formula (1): [a | 03-22-2012 |
| 20120077030 | MULTISTAGE PREPARATION OF AQUEOUS PRESSURE-SENSITIVE ADHESIVE DISPERSIONS FOR PRODUCING SELF-ADHESIVE ARTICLES - Described is a process for preparing an aqueous pressure-sensitive adhesive dispersion from ethylenically unsaturated, free-radically polymerizable monomers. In a first stage, a first polymer is prepared by free-radical emulsion polymerization. In a second stage, an aqueous polymer dispersion is prepared in the presence of the first polymer, where the glass transition temperature calculated for a polymer prepared from the monomers of the second stage is less than −20° C. The monomers of the first stage comprise monomers with acid groups. The polymerization of the first stage takes place at a low pH of less than 5. The acid groups of the first polymer are neutralized during, or before and during, the polymerization of the second stage to an extent such that the pH of the polymer dispersion at the end of the second stage is greater than 5. The aqueous pressure-sensitive adhesive dispersions can be used for producing self-adhesive articles, especially self-adhesive labels and adhesive tapes. | 03-29-2012 |
| 20120088102 | NONHALOGENATED FLAME RETARDANT ADHESIVES AND TAPES - Flame retardant adhesives and tape articles include a nonhalogenated flame retardant composition comprising a combination of melamine phosphate and melamine cyanurate. | 04-12-2012 |
| 20120094119 | PHOTOCURABLE ADHESIVE COMPOSITION, PHOTOCURABLE ADHESIVE LAYER, AND PHOTOCURABLE ADHESIVE SHEET - A photocurable pressure-sensitive adhesive composition, a photocurable pressure-sensitive adhesive layer, and a photocurable pressure-sensitive adhesive sheet including a support and such a photocurable pressure-sensitive adhesive layer formed on at least one side of the support are provided. The photocurable pressure-sensitive adhesive composition can form an adhesive layer that has sufficient initial adhesive strength through the process of drying and cross-linking without having any adhesive protruding at normal temperatures and pressures, hardens easily with light irradiation, and has a high peeling resistance. The photocurable adhesive composition contains a graft polymer that graft-polymerizes a monomer containing a cyclic ether group to a (meth)acrylic polymer and a cationic photopolymerization initiator. The photocurable adhesive layer and the photocurable adhesive sheet are prepared by using said photocurable adhesive composition. | 04-19-2012 |
| 20120114937 | INSULATING TAPE - An object of the present invention is to provide an insulating tape that is superior in less-corrosive property and provides its product containing the insulating tape with favorable reliability even when it is used under severer environment for an extended period of time. The insulating tape according to the present invention includes a plastic film base material and a pressure-sensitive adhesive layer including an acrylic polymer on or above at least one face of the plastic film base material, wherein the pressure-sensitive adhesive layer has a moisture content, as determined after storage in an environment at 60° C. and 90% RH for 24 hours, of less than 0.15 wt % and monomer components constituting the acrylic polymer contain substantially no carboxyl group-containing monomer. | 05-10-2012 |
| 20120114938 | ADHESIVE SHEET FOR PROCESSING OF SEMICONDUCTOR WAFTER - An adhesive sheet for processing of a semiconductor wafer has an adhesive layer disposed on at least one surface of a base substrate, the adhesive layer includes a base polymer, a plasticizer and a surfactant, an SP value of the plasticizer and the surfactant satisfies the relationship: 0.9≦(the plasticizer SP value)/(the surfactant SP value)≦1.0. The present invention has the object of providing an adhesive sheet for processing of a semiconductor wafer that exhibits superior storage stability under a range of environments, and that prevents contamination of the adherend after use. | 05-10-2012 |
| 20120121900 | PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - The present invention relates to a pressure-sensitive adhesive tape or sheet comprising: a viscoelastic layer containing bubbles and/or fine particles; and a pressure-sensitive adhesive layer formed on at least one side of the viscoelastic layer and formed from a pressure-sensitive adhesive composition comprising a monomer mixture comprising the following (a1), (a2) and (a3) or partially polymerized product thereof, and thermal-expandable fine particles:
| 05-17-2012 |
| 20120135229 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet, which satisfactorily adheres to an adherend and which can be easily re-released and suppresses contamination due to a pressure-sensitive adhesive remaining on the surface of the adherend after the release of the sheet. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which a difference ΔT (%) between the visible light transmittance T | 05-31-2012 |
| 20120135230 | SURFACE PROTECTIVE SHEET - A surface protective sheet which satisfactorily adheres to coated rough surfaces, with no observable adhesive residue without impairing the self-cleaning property of a coated plate, including a base material layer; and a pressure-sensitive adhesive layer, wherein: the pressure-sensitive adhesive layer has an adhesion for a coated steel plate having a ten-point average surface roughness Rz of 8.0 μm of 0.05 N/20 mm or more; a main component including a polymer P obtained by cross-linking a polymer A; the polymer A having a weight-average molecular weight Mw of 500,000 or more; the polymer A having a distribution degree Mw/Mn of 8.0 or less; and an insoluble content of the polymer P in ethyl acetate is 90 wt % or more. | 05-31-2012 |
| 20120135231 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet which satisfactorily adheres even to a coated surface having a rough surface, and not only does not cause an adhesive residue that can be observed with eyes but also does not impair the self-cleaning property of the surface of a coated plate. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which: a main component in a pressure-sensitive adhesive for constructing the pressure-sensitive adhesive layer includes a polymer P obtained by cross-linking a polymer A; in pulse NMR measurement of the polymer P at 30° C., the maximum spin-spin relaxation time T2 | 05-31-2012 |
| 20120135232 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet, which satisfactorily adheres to an adherend and which shows little increase in adhesion with time, can easily be re-released, reduces the amount of a pressure-sensitive adhesive remaining on the surface of the adherend after the release of the sheet, and does not impair the self-cleaning property of the surface of a coated plate as the adherend. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which, when the surface protective sheet is attached to a silicon wafer on the pressure-sensitive adhesive layer side of the sheet and left to stand at 40° C. for 24 hours, and then the surface protective sheet is released under a temperature environment of 23° C., the surface of the resultant silicon wafer has a C/Si ratio of 0.8 or less in photoelectron spectroscopy analysis. | 05-31-2012 |
| 20120148837 | ENERGY RAY-CURABLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET FOR INSPECTING STAMPERS - Disclosed is an energy ray-curable pressure-sensitive adhesive composition having a polymer component and an energy ray polymerization initiator, the polymer component being a (meth)acrylate copolymer that includes a hydroxyl group or an energy ray-curable functional group in its molecule and has a mass average molecular weight of 500,000 to 1,000,000, and a content of components having a molecular weight of 2,000,000 or more in the polymer component being 15 mass % or less. Also disclosed is a pressure-sensitive adhesive sheet for inspecting stampers having a substrate sheet and an energy ray-curable pressure-sensitive adhesive layer formed on the substrate sheet using said energy ray-curable pressure-sensitive adhesive composition. The composition exhibits excellent adhesion to a substrate sheet and excellent durability and is able to be separated and removed easily from an adherend without leaving any residual material can be formed. | 06-14-2012 |
| 20120171483 | USE OF ADHESIVE TAPES FOR BONDING OPTICAL COMPONENTS - Optical components are bondable by means of an adhesive tape that has at least one layer of a pressure-sensitive adhesive compound on basis of a polyacrylate having a weight-averaged molecular weight Mw in the range of 200000=M | 07-05-2012 |
| 20120208013 | ISOBUTYLENE COPOLYMER WITH GRAFTED POLYMER GROUPS - Disclosed are copolymers which comprise: a) an isobutylene copolymer having grafted polymer groups, b) optionally a tackifier, and c) optionally a non-functionalized poly(isobutylene) polymer. The compositions are useful in adhesives and coatings. | 08-16-2012 |
| 20120208014 | AQUEOUS HYBRID POLYURETHANE-ACRYLIC ADHESIVES - A process for the preparation of adhesives compositions comprising polymerization of a mixture of acrylic and methacrylic monomers comprising one or more acrylate or methacrylate having active hydrogens in the presence of an isocyanate terminated polyurethane prepolymer and optionally a chain extender. | 08-16-2012 |
| 20120213992 | PSA POLYMER OF N-BUTYL ACRYLATE, ETHYL ACRYLATE, VINYL ACETATE, AND ACID MONOMER - Described is a pressure-sensitive adhesive (PSA) polymer formed from (i) 50%-95% by weight of n-butyl acrylate, (ii) 1%-20% by weight of ethyl acrylate, (iii) 1%-20% by weight of vinyl acetate, (iv) 0.1%-5% by weight of at least one ethylenically unsaturated acid or ethylenically unsaturated acid anhydride, and (v) 0% to 30% by weight of other ethylenically unsaturated compounds different from the monomers (i) to (iv). The PSA polymer can be used for producing self-adhesive articles, more particularly paper labels or film labels. | 08-23-2012 |
| 20120219795 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A removable water-dispersible acrylic pressure-sensitive adhesive composition according to the present invention includes an acrylic emulsion polymer (A), a water-insoluble crosslinking agent (B), and a carboxylic-acid-containing acrylic polymer (C). The polymer (A) includes a (meth) acrylic alkyl ester and a carboxyl-containing unsaturated monomer as essential constitutive monomers and has a content of the (meth) acrylic alkyl ester of 70 to 99.5 percent by weight and a content of the carboxyl-containing unsaturated monomer of 0.5 to 10 percent by weight, each based on the total amount of constitutive monomers. The polymer (C) includes (meth) acrylic acid as an essential constitutive monomer and has a total content of acrylic acid and methacrylic acid of 11 percent by weight or more based on the total amount of constitutive monomers. | 08-30-2012 |
| 20120244348 | TOUCH PANEL - The present invention relates to a touch panel. The present touch panel has a shape that comprises a plastic substrate film and a pressure sensitive adhesive layer attached to said substrate film. Here, a phenomenon of penetrating oxygen, moisture or other foreign materials into an interface between said substrate film and said pressure sensitive adhesive layer is prevented, and decrease of optical properties by bubble generation due to the out-gassing phenomenon in the plastic substrate film is prevented. In addition, even if the pressure sensitive adhesive layer is directly attached to the conductive thin film, and it is exposed to a severe condition such as high temperature or high temperature and high humidity condition as such a state, change of resistance in the conductive thin film is effectively inhibited. Therefore, the present touch panel may be stably driven for a long time. | 09-27-2012 |
| 20120244349 | PHOTOCURABLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PHOTOCURABLE PRESSURE-SENSITIVE ADHESIVE LAYER, AND PHOTOCURABLE PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a photocurable pressure-sensitive adhesive composition which does not cause oozing under ordinary temperature and pressure conditions and exhibits sufficient initial tack via drying and crosslinking. The photocurable pressure-sensitive adhesive composition is easily curable by light irradiation and can form a curable pressure-sensitive adhesive layer having high peel resistance. Also provided are a photocurable pressure-sensitive adhesive layer and a photocurable pressure-sensitive adhesive sheet. A photocurable pressure-sensitive adhesive composition is prepared which comprises a graft polymer obtained by grafting a chain that contains a monomer bearing a cyclic ether group onto a (meth)acrylic polymer that contains 0.2 to 10% by weight of hydroxyalkyl(meth)acrylamide monomer units, and a cationic photopolymerization initiator. A photocurable pressure-sensitive adhesive layer using such composition and a photocurable pressure-sensitive adhesive sheet are also prepared. | 09-27-2012 |
| 20120251821 | PRESSURE-SENSITIVE ADHESIVE LAYER FOR OPTICAL FILM, PRESSURE-SENSITIVE ADHESIVE OPTICAL FILM, METHOD FOR MANUFACTURING THEREOF, AND IMAGE DISPLAY - A pressure-sensitive adhesive layer for an optical film of the invention, which is formed by applying an aqueous dispersion pressure-sensitive adhesive including an aqueous dispersion containing at least a base polymer dispersed in water, and then drying the applied aqueous dispersion pressure-sensitive adhesive, has a content of residual monomer in the pressure-sensitive adhesive layer is 5 to 100 ppm per 1 g of the solid of the pressure-sensitive adhesive layer. The pressure-sensitive adhesive layer for an optical film has high durability so that foaming and peeling can be suppressed even under high temperature or high humidity environment. | 10-04-2012 |
| 20120263948 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A removable water-dispersible acrylic pressure-sensitive adhesive composition according to the present invention includes an acrylic emulsion polymer (A) including, as essential constitutive monomers, a (meth)acrylic alkyl ester in a content of 70 to 99.5 percent by weight, and a carboxyl-containing unsaturated monomer in a content of 0.5 to 10 percent by weight, each based on the total amount of constitutive monomers; a water-insoluble crosslinking agent (B); an acetylenic diol compound (C); and a compound (D) represented by chemical formula [R | 10-18-2012 |
| 20120270042 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR ELECTROCHEMICAL DEVICE - To provide a pressure-sensitive adhesive tape for an electrochemical device that has an excellent adhesive strength and that achieves, for example, the protection of an electrode, the suppression of active material separation, and the fixing of a wound end of a laminate composed of electrode plates, a separator, and the like when the laminate is wound and packed into a battery case, without adversely affecting the electrochemical device. | 10-25-2012 |
| 20120288710 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - An object of the present invention is to provide an acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive, which has excellent adhesiveness to an adherend having surface polarity of every kind and can exhibit excellent repulsion resistance even in a moist heat environment, and a pressure-sensitive adhesive sheet using the composition. The pressure-sensitive adhesive composition provided by the present invention contains a copolymerization reaction product of a monomer mixture. The monomer mixture contains an alkyl (meth)acrylate having an alkyl group with a carbon number of from 4 to 20 and N-vinylcaprolactam. The total sum amount thereof is 95% by mass or more of the whole of monomer components. An amount of N-vinylcaprolactam is from 12 to 40% by mass. | 11-15-2012 |
| 20120301716 | THERMALLY-CONDUCTIVE DOUBLE-SIDED ADHESIVE SHEET - Provided is a thermally-conductive double-sided adhesive sheet capable of improving the workability when adherends are bonded to or detached from each other. The thermally-conductive double-sided adhesive sheet includes an adhesive agent layer formed of a thermally-conductive adhesive agent composition formed into a sheet, which composition including a thermally-conductive material and an acrylic polymer component, wherein a strong adhesive agent layer forming one side and a weak adhesive agent layer forming the other side of the thermally-conductive double-sided adhesive sheet are laminated in such a way that the adhesive force of the one side of the thermally-conductive double-sided adhesive sheet to an adherend is stronger than the adhesive force of the other side of the thermally-conductive double-sided adhesive sheet to the adherend. | 11-29-2012 |
| 20130004768 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEETS, AND SURFACE PROTECTING FILM - Provided are a pressure-sensitive adhesive composition that prevents static buildup on the non-antistatic adherend when peeled off, suppresses peeling electrification voltage, is reduced in the risk of staining the adherend, and has a high level of adhesion reliance and re-peeling properties without causing lifting or peeling; an antistatic pressure-sensitive adhesive sheet produced therewith; and a surface protecting film produced therewith. The pressure-sensitive adhesive composition includes (a) a (meth)acryl-based polymer containing, as a monomer unit, 0.01 to 20% by weight of a reactive surfactant; (b) another (meth)acryl-based polymer free of the reactive surfactant; and an ionic compound. | 01-03-2013 |
| 20130029146 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided are a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer which has excellent resistance to increase in adhesive strength and a good appearance and less causes staining; and a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer formed from the pressure-sensitive adhesive composition. The water-dispersible acrylic pressure-sensitive adhesive composition includes an acrylic emulsion polymer (A) formed from constitutive monomers essentially containing 70 to 99.5 percent by weight of a (meth)acrylic alkyl ester and 0.5 to 10 percent by weight of a carboxyl-containing unsaturated monomer; and a compound (B) represented by following Formula (I): | 01-31-2013 |
| 20130034730 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a removable pressure-sensitive adhesive layer which has satisfactory resistance to increase in adhesive strength and a good appearance and less causes staining on an adherend. The removable water-dispersible acrylic pressure-sensitive adhesive composition includes an acrylic emulsion polymer (A) formed from constitutive monomers essentially including 70 to 99.5 percent by weight of a (meth)acrylic alkyl ester and 0.5 to 10 percent by weight of a carboxyl-containing unsaturated monomer based on the total amount of the constitutive monomers; a water-insoluble crosslinking agent (B); an acetylenic diol compound (C); and a specific polyether defoaming agent (D). The acetylenic diol compound (C) has an HLB of less than 13, and the polyether defoaming agent (D) has a PO in a content of from 70 to 100 percent by weight and a number-average molecular weight of from 1200 to 4000. | 02-07-2013 |
| 20130071656 | PEELABLE PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PEELABLE PRESSURE-SENSITIVE ADHESIVE LAYER, AND PEELABLE PRESSURE-SENSITIVE ADHESIVE SHEET - A peelable pressure-sensitive adhesive composition includes: 100 parts by mass of a polymer (A) having a glass transition temperature lower than 0° C.; and 0.05 parts by mass to 3 parts by mass of a (meth)acrylic polymer (B) that has a weight average molecular weight of 1000 or more and less than 30000 and that contains, as a monomer unit, a (meth)acrylic monomer having an alicyclic structure represented by the following general formula (1): | 03-21-2013 |
| 20130108867 | METHYLENEBIS (FATTY ACID AMIDE) COMPOSITION, ADHESIVE SHEET, AND METHOD FOR MANUFACTURING THEREOF | 05-02-2013 |
| 20130157050 | REMOVAL PRESSURE SENSITIVE ADHESIVE OF AQUEOUS EMULSION AND METHOD FOR PREPARING THE SAME - Disclosed are a removal aqueous emulsion adhesive, as an aqueous adhesive, which is environmental-friendly, exhibits superior adhesive strength and heat resistance, and low removal noise and is free of ghosts, as compared to rubber-soluble adhesives, and is thus applicable to a variety of commercial labels including labels for cosmetics, medicine, foods, chemical products and promotion, as well as to adhesive sheets such as adhesive labels used for electric and electrical products that require heat resistance and absence of ghosts, and a method for preparing the same. | 06-20-2013 |
| 20130202885 | HIGH PERFORMANCE WATER-BASED TACKIFIED ACRYLIC PRESSURE SENSITIVE ADHESIVES - A pressure-sensitive adhesion composition comprising: a first polymer that is acrylate polymer or copolymer comprising polymerized monomers selected from the group consisting of acrylic acid, butyl acrylate, 2-ethylhexyl acrylate, methyl methacrylate, octyl acrylate, styrene, vinyl acetate and combinations thereof; and b) a second polymer selected from the group consisting of ethylene-acrylic acid copolymer, oxidized polyethylene, oxidized ethylene-vinyl acetate copolymer, maleated polyolefin and combinations thereof; wherein the composition is water-based and adapted for pressure-sensitive adhesion to substrates. The adhesion composition may also comprise a tackifier resin selected from the group consisting of rosin ester resin, rosin acid resin, synthetic hydrocarbon resin, synthetic terpenic resin and combinations thereof. An article of manufacture comprising a support member and a pressure-sensitive adhesion layer attached thereto that comprises said pressure-sensitive adhesion composition. A process of forming a pressure-sensitive adhesive article of manufacture. | 08-08-2013 |
| 20130202886 | AQUEOUS POLYMER DISPERSION SUITABLE FOR APPLICATION AS TACKIFIER FOR ADHESIVES AND PREPARABLE BY EMULSION POLYMERIZATION BASED ON C1 TO C20 ALKYL (METH)ACRYLATES - Described is an aqueous dispersion comprising at least one polymer dispersed in water and having a weight-average molecular weight of less than 50 000 and a glass transition temperature of −40° C. to 0° C., preparable by emulsion polymerization in the presence of at least one chain transfer agent of a monomer mixture comprising at least 40% by weight of C1 to C20 alkyl (meth)acrylates, 0% to 30% by weight of vinylaromatics, at least 0.1% by weight of acid monomers, and 0% to 50% by weight of further monomers. The dispersion can be used in particular as a tackifier for adhesives. | 08-08-2013 |
| 20130251990 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive of the invention includes a (meth)acryl-based polymer obtained by polymerization of a monomer component including: an alkyl(meth)acrylate (a1) having a branched alkyl group of 8 to 24 carbon atoms at an ester end; and an alkyl(meth)acrylate (a2) having a linear alkyl group of 8 to 24 carbon atoms at an ester end. The pressure-sensitive adhesive can has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant. | 09-26-2013 |
| 20130251991 | Pressure Sensitive Adhesive and Adhesive Tape - There is provided a pressure sensitive adhesive displaying sufficient adhesive force to the surface of PMMA under a wide range of temperatures including ambient, low, and high temperatures, and also an adhesive tape having an adhesive layer including the pressure sensitive adhesive. There is provided a pressure sensitive adhesive comprising a polymer obtained by polymerizing 100 mass parts of a monomer mixture comprising: a monomer component 1 comprising an acrylate mixture selected from an aliphatic alkyl(meth)acrylate having a carbon number of 4-6 and an aliphatic alkyl(meth)acrylate having a carbon number of 7-12; a monomer component 2 comprising an amide group-containing vinyl monomer; a monomer component 3 comprising an ester of a non-tertial aromatic alcohol and (meth)acrylic acid, or an ester of a non-tertial alicyclic alcohol and (meth)acrylic acid; and a monomer component 4 comprising (meth)acrylic acid. | 09-26-2013 |
| 20130260148 | PRESSURE-SENSITIVE ADHESIVE SHEETS - The present invention provides a pressure-sensitive adhesive sheet having an adequate adhesion so as not to cause blistering and peeling with the lapse of time and is excellent in re-peeling property and workability. The pressure-sensitive adhesive sheet provided is a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer formed using a pressure-sensitive adhesive composition on one or both surfaces of a supporting film, in which the shift length after 30 minutes from a creep test carried out at 23° C. and a shearing load of 500 g by bonding an adhesive area of 200 mm | 10-03-2013 |
| 20130260149 | POLYMERS DERIVED FROM SECONDARY ALKYL (METH)ACRYLATES - Polymers, particularly those used in pressure-sensitive adhesives, are prepared from a mixture of structural isomers of a secondary alkyl(meth)acrylate monomer. The adhesives are characterized by exhibiting an overall balance of adhesive and cohesive characteristics and exceptional adhesion to low surface energy substrates. | 10-03-2013 |
| 20130266806 | COMPOSITION - A composition including the following: (A): Polymer (A-1) having structural units derived from propylene and structural units derived from 1-butene, and substantially no melting peak is observed with Polymer (A-1), or Polymer (A-2) obtained by graft polymerization of Polymer (A-1) with an α,β-unsaturated carboxylic acid compound; (B): Polymer (B-1) having structural units derived from ethylene and structural units derived from propylene, and the melting peak of which is observed, or Polymer (B-2) obtained by graft polymerization of Polymer (B-1) with an α,β-unsaturated carboxylic acid compound; and (C): Polymer (C-1) having structural units derived from propylene and structural units derived from 1-butene, and the melting peak of which is observed, or Polymer (C-2) obtained by graft polymerization of Polymer (C-1) with an α,β-unsaturated carboxylic acid compound. | 10-10-2013 |
| 20130280529 | ADHESIVE COMPOSITION FOR OPTICAL FILMS, ADHESIVE LAYER FOR OPTICAL FILMS, PRESSURE-SENSITIVE ADHESIVE LAYER-CARRYING OPTICAL FILM, AND IMAGE DISPLAY DEVICE - A pressure-sensitive adhesive composition for use on an optical film, includes a (meth)acryl-based polymer obtained by copolymerization of 30 to 98.9% by weight of an alkyl(meth)acrylate, 1 to 50% by weight of an aromatic ring-containing polymerizable monomer, and 0.1 to 20% by weight of a hydroxyl group-containing monomer, and a solvent. The (meth)acryl-based polymer is free of any carboxyl group-containing monomer unit and has a weight average molecular weight of 300,000 to 1,200,000 as measured by gel permeation chromatography. The content of a solid including the (meth)acryl-based polymer is 20% by weight or more, and the content of the solvent is 80% by weight or less. | 10-24-2013 |
| 20130330548 | PRESSURE-SENSITIVE ADHESIVE FILM OR SHEET, SURFACE PROTECTION FILM OR SHEET, AND USING METHOD FOR SURFACE PROTECTION OF ARTICLE - An adhesive film or sheet of the present invention includes an adhesive layer containing an ethylene-alkyl (meth)acrylate copolymer (A). The ethylene-alkyl (meth)acrylate copolymer (A) is a random binary copolymer of ethylene and alkyl(meth)acrylate, carbon atoms of an alkyl group of the alkyl(meth)acrylate are 2 or more, and a melting point T[° C.] measured based on JIS K7121-1987 and unit content X [mol %] of the alkyl (meth)acrylate satisfy the following Expression (1). | 12-12-2013 |
| 20130337260 | METHODS FOR PREPARING OPTICALLY CLEAR ADHESIVES AND COATINGS - Optically clear adhesive or coating layers can be prepared by preparing a curable mixture, coating the curable mixture to form a layer, partially curing the curable mixture, drying the coated layer, and fully curing the curable mixture. The curable mixture may also be partially cured and then coated, dried and fully cured. The curable mixture includes two free radically polymerizable monomer compositions that are relatively incompatible and a transient compatibilizer, such as a solvent. Polymers of the two monomer compositions, if polymerized separately and blended, form phase separated domains. The curable mixture provides for adhesive or coating layers that are optically clear. | 12-19-2013 |
| 20130344328 | SURFACE PROTECTIVE SHEET - Provided is a surface protective sheet, which satisfactorily adheres to an adherend and which can be easily re-released and suppresses contamination due to a pressure-sensitive adhesive remaining on the surface of the adherend after the release of the sheet. The surface protective sheet includes: a base material layer; and a pressure-sensitive adhesive layer, in which a difference ΔT (%) between the visible light transmittance T | 12-26-2013 |
| 20140004342 | FLAME-RETARDANT THERMALLY-CONDUCTIVE PRESSURE-SENSITIVE ADHESIVE SHEET | 01-02-2014 |
| 20140004343 | SURFACE PROTECTIVE SHEET | 01-02-2014 |
| 20140030518 | SURFACE-PROTECTING FILM - Provided is a novel surface protective film that can express sufficiently high antistatic property even without the use of any antistatic agent, can express sufficiently high wettability even without the use of any plasticizer, and is excellent in reworkability (light peelability). The surface protective film includes: a base material layer; and a pressure-sensitive adhesive layer, in which: the pressure-sensitive adhesive layer has a peeling electrification voltage of 0.7 kV or less; and a first wetting rate with respect to an acrylic plate in a surface of the pressure-sensitive adhesive layer, which is brought into contact with an adherend, is 5.0 cm | 01-30-2014 |
| 20140037951 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, PRESSURE-SENSITIVE ADHESIVE SHEET, AND OPTICAL FILM - A pressure-sensitive adhesive composition includes: 100 parts by mass of a polymer (A) having a glass transition temperature lower than 0° C.; and 0.05 parts by mass to 20 parts by mass of a (meth)acrylic polymer (B) having a weight average molecular weight (MwB) of 1000≦MwB<30000 that contains, as monomer units, both a (meth)acrylic monomer having an alicyclic structure represented by the following general formula (1) and a monomer having a polyoxyalkylene skeleton: | 02-06-2014 |
| 20140037952 | RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE, RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE LAYER, RADIATION-CURABLE PRESSURE-SENSITIVE ADHESIVE SHEET, AND LAMINATE - Provided is a pressure-sensitive adhesive capable of realizing a pressure-sensitive adhesive layer having satisfactory adhesion performance and a high ink step absorbability. A radiation-curable pressure-sensitive adhesive, which contains a (meth)acryl-based polymer obtained by polymerizing a monomer component containing 30 to 90% by weight of an alkyl(meth)acrylate having an alkyl group of 10 to 22 carbon atoms at an ester end, and having a radically polymerizable functional group containing a carbon-carbon double bond. | 02-06-2014 |
| 20140037953 | SURFACE-PROTECTING FILM - Provided is a novel surface protective film that can express sufficiently high wettability even when no plasticizer is added and that is excellent in reworkability. The surface protective film of the present invention is a surface protective film, including: a base material layer; and a pressure-sensitive adhesive layer, in which a first wetting rate with respect to an acrylic plate in a surface of the pressure-sensitive adhesive layer, which is brought into contact with an adherend, is 5.0 cm | 02-06-2014 |
| 20140044961 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive capable of forming a pressure-sensitive adhesive layer with high transparency and low sebum-induced swelling rate is provided, which includes a (meth)acryl-based polymer obtained by polymerization of a monomer component containing 40 to 82% by weight of an alkyl(meth)acrylate having an alkyl group of 4 to 18 carbon atoms at the ester end and 18 to 35% by weight of a hydroxyl group-containing monomer. | 02-13-2014 |
| 20140050918 | LABEL MANUFACTURING METHOD AND LABEL - A label manufacturing method including: applying an adhesive to a base sheet to form an adhesive layer; applying an acrylate-based bonding adhesive to part of the adhesive layer to cure the adhesive layer so as to form a cured portion; and cutting the cured portion to define labels. A label having an adhesive layer | 02-20-2014 |
| 20140065416 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET, LAMINATE AND METHOD FOR PEELING PLATES - A double-sided pressure-sensitive adhesive sheet includes a pressure-sensitive adhesive layer containing an acrylic polymer formed of a component comprising, as an essential monomer component, an alkyl (meth)acrylate having an alkyl group having 9 or less carbon atoms. A shear storage elastic modulus at 23° C. of the pressure-sensitive adhesive layer, which is measured by dynamic viscoelasticity measurement, is 5.0×10 | 03-06-2014 |
| 20140065417 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive of the invention include a (meth)acryl-based polymer obtained by polymerization of a monomer component including 19 to 99.5% by weight of an alkyl (meth)acrylate having a branched alkyl group of 10 to 24 carbon atoms at an ester end. The pressure-sensitive adhesive has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant. | 03-06-2014 |
| 20140079949 | PRESSURE-SENSITIVE ADHESIVE FILM - A pressure-sensitive adhesive film including a substrate and a pressure-sensitive adhesive layer provided on at least one side of the substrate, wherein the pressure-sensitive adhesive layer contains a (meth)acryl-based polymer, an ionic liquid, and a crosslinking agent, and the pressure-sensitive adhesive layer contains 2 parts by weight or less of the crosslinking agent based on 100 parts by weight of the (meth)acryl-based polymer, the pressure-sensitive adhesive film having an adhesive strength of 0.5 N/25 mm or more as measured at a tension rate of 1.0 m/minute after it is placed on an adherend of an acrylic panel under the conditions of 23° C. and 50% RH for 30 minutes. | 03-20-2014 |
| 20140093726 | ADHESIVE COMPOSITION, ADHESIVE LAYER, AND ADHESIVE SHEET - Provided is a pressure-sensitive adhesive composition capable of realizing a pressure-sensitive adhesive layer having satisfactory adhesion performance and a low dielectric constant. This pressure-sensitive adhesive composition is characterized by containing a methacrylic polymer with a glass transition temperature (Tg) of 0° C. or less obtained by polymerization of monomer components including 40-99.5 weight % of alkyl methacrylate having a C10-C18 alkyl group in a side chain. A pressure-sensitive adhesive layer and an adhesive sheet are also prepared from the said pressure-sensitive adhesive composition. | 04-03-2014 |
| 20140099504 | PRESSURE-SENSITIVE ADHESIVE FILM - A pressure-sensitive adhesive film, including a substrate and a pressure-sensitive adhesive layer provided on at least one side of the substrate, wherein the pressure-sensitive adhesive layer contains a (meth)acryl-based polymer, an alkali metal salt, and a crosslinking agent, and the pressure-sensitive adhesive layer contains 2 parts by weight or less of the crosslinking agent based on 100 parts by weight of the (meth)acryl-based polymer, the pressure-sensitive adhesive film having an adhesive strength of 0.5 N/25 mm or more as measured at a tension rate of 0.3 m/minute after it is placed on an adherend of an acrylic panel under conditions of 23° C. and 50% RH for 30 minutes, and uses for the film. | 04-10-2014 |
| 20140134431 | ADHESIVE SHEET - An adhesive sheet of the invention includes a substrate and an adhesive composition laminated thereon, the substrate including polyvinyl chloride and a polyester-based plasticizer, wherein the adhesive composition includes two different (meth)acrylate copolymer components (A) and (B) in a mass ratio ranging from 10:90 to 90:10, wherein a content of a cross-linking agent which reacts with functional groups of the component (A) and the component (B) is in a range of 0.5 to 20 mass parts with respect to 100 mass parts of a sum of the component (A) and the component (B), and wherein 10 to 95 mass % of the monomer unit composing the component (A) is 2-ethylhexyl acrylate, and 10 to 95 mass % of the monomer unit composing the component (B) is butyl acrylate. | 05-15-2014 |
| 20140134432 | ADHESIVE AGENT COMPOSITION, ADHESIVE AGENT LAYER, AND ADHESIVE SHEET - A pressure-sensitive adhesive composition of the invention includes a (meth)acryl-based polymer obtained by polymerization of a monomer component including 25% by weight to 99.5% by weight of a cyclic structure-containing monomer and 0.5% by weight to 70% by weight of a branched structure-containing (meth)acryl-based monomer having a branched alkyl group of 3 to 18 carbon atoms at an ester end. The pressure-sensitive adhesive composition has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant. | 05-15-2014 |
| 20140134433 | TOUCH PANEL - Provided is a touch panel. The touch panel includes a base and a pressure-sensitive adhesive layer attached to the base and including an acryl-based polymer containing an acryl polymer containing 5 to 30 parts by weight of isobornyl (meth)acrylate, and 5 to 40 parts by weight of methyl (meth)acrylate in a polymerized form. Accordingly, it can effectively inhibit penetration of oxygen, moisture or other impurities at an interface between the base and the pressure-sensitive adhesive layer, or at an interface between a conductor thin film and the pressure-sensitive adhesive layer, and prevent degradation in optical properties such as visibility, etc. due to bubbles generated at the pressure-sensitive adhesive interface. In addition, when the pressure-sensitive adhesive layer is directly attached to the conductor thin film and even exposed to severe conditions such as high temperature or high temperature and high humidity, a change in the resistance of the conductor thin film may be effectively inhibited, and thus the touch panel can be stably driven for a long time. | 05-15-2014 |
| 20140134434 | TOUCH PANEL - Provided is a touch panel. The touch panel includes a base and a pressure-sensitive adhesive layer attached to the base and having a peel strength with respect to a polycarbonate sheet of 1,900 g/25 mm or more. The pressure-sensitive adhesive layer includes an acryl polymer compound containing an acryl polymer and a thiol polymer derived by binding a thiol compound into a chain, or a side chain or terminal end of a chain of the acryl polymer. Accordingly, penetration of oxygen, moisture or other impurities at an interface between the base film and the pressure-sensitive adhesive layer, or at an interface between a conductor thin film and a pressure-sensitive adhesive layer may be effectively inhibited, and degradation in optical properties such as visibility due to bubbles generated at a pressure-sensitive adhesive interface may be prevented. In addition, when the pressure-sensitive adhesive layer is directly attached to the conductor thin film and even exposed to severe conditions such as high temperature or high temperature and high humidity, the change in the resistance of the conductor thin film may be effectively inhibited, and thus the touch panel may be stably driven for a long time. | 05-15-2014 |
| 20140162058 | Flame Retarding Tapes - Pressure sensitive adhesive tapes having flame retarding properties include a backing and a pressure sensitive adhesive layer. The pressure sensitive adhesive layer includes a (meth)acrylate-based block copolymer, and may also include at least 10% by weight of a halogen-free flame retarding agent. The adhesive layer may contain additional optional additives such as tackifying resins, plasticizers, and the like. The tapes are prepared by coating the flame retarding pressure sensitive adhesive onto the backing, either in solvent or by a solventless process. | 06-12-2014 |
| 20140162059 | ADHESIVE COMPOSITION, ADHESIVE TAPE AND ADHESION STRUCTURE - A halogen-free pressure-sensitive adhesive composition is provided, based on the total weight of the composition, comprising (A) 15-60 wt % of acrylic-based polymer, (B) 10-50 wt % of thermally conductive filler, and (C) 20-50 wt % of halogen-free flame retardant, based on 100% of the total weight of the composition, wherein the component (C) comprises: sub-component (C1) comprising at least one organophosphorous-based flame retardant; and sub-component (C2) comprising at least one flame retardant selected from the group consisting of nitrogen-containing compound-based flame retardants, graphite material-based flame retardants, melamine cyanurate-based flame retardants, metal hydroxide-based flame retardants, metal oxide-based flame retardants, metal phosphate-based flame retardants other than the organophosphorous-based flame retardants of (C1), and the composition has a P content no less than 4.0 wt %, based on 100 wt % of the total weight of the composition. A halogen-free pressure-sensitive adhesive tape and an adhesion structure are also provided. | 06-12-2014 |
| 20140248489 | ADHESIVE, ADHESIVE LAYER, AND ADHESIVE SHEET - A pressure-sensitive adhesive of the invention include a (meth)acryl-based polymer obtained by polymerization of a monomer component including 30 to 99.5% by weight of an alkyl (meth)acrylate having an alkyl group of 10 to 18 carbon atoms at an ester end and 0.5 to 50% by weight of a cyclic nitrogen-containing monomer. The pressure-sensitive adhesive has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant and reliable moisture resistance. | 09-04-2014 |
| 20140248490 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a removable water-dispersible acrylic pressure-sensitive adhesive composition with which it is possible to form a pressure-sensitive adhesive layer that has excellent antistatic properties, adhesive properties, removability, removal stability, and the ability to prevent an increase in adhesive strength over time, less-staining properties on adherends, especially, the ability to prevent white staining on adherends in a high-humidity environment (the ability to prevent white staining), and appearance properties. The present invention is directed to a removable water-dispersible acrylic pressure-sensitive adhesive composition, including: an acrylic emulsion polymer including 70 to 99.5% by weight of a monomer unit derived from an alkyl(meth)acrylate and 0.5 to 10% by weight of a monomer unit derived from a carboxyl group-containing unsaturated monomer; an ionic compound; and a polyether antifoamer represented by formula (I) below. | 09-04-2014 |
| 20140255690 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that is superior in adhesive properties, antistatic properties, removability, the ability to prevent an increase in peel strength (adhesive strength) over time, and superior in less-staining properties on adherends, particularly, in the ability to prevent white staining on adherends in a high-humidity environment (the ability to prevent white staining), and also superior in appearance properties. The invention is directed to a water-dispersible acrylic pressure-sensitive adhesive composition, including: an acrylic emulsion polymer including 70 to 99.5% by weight of a monomer unit derived from an alkyl (meth)acrylate and 0.5 to 10% by weight of a monomer unit derived from a carboxyl group-containing unsaturated monomer; a non-water-soluble (hydrophobic) ionic liquid; and an acetylene diol compound with an HLB value of less than 13 and/or a derivative thereof with an HLB value of less than 13. | 09-11-2014 |
| 20140272408 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that can prevent static build-up at the time of peeling (antistatic properties), is superior in removability, in the ability to prevent an increase in peel strength (adhesive strength) over time among the adhesive properties, as well as in appearance properties (decrease of appearance defects due to dents or the like), and also in less-staining properties on adherends, particularly, in the ability to prevent white staining on adherends in high-humidity environments (the ability to prevent white staining). The water-dispersible acrylic pressure-sensitive adhesive composition according to the invention contains an acrylic emulsion polymer containing, as monomer components, (i) an alkyl (meth)acrylate, (ii) a carboxyl group-containing unsaturated monomer, and (iii) at least one monomer selected from the group consisting of methyl methacrylate, vinyl acetate, and diethylacrylamide, and an ionic compound, and is characterized in that 70 to 99.5% by weight of the alkyl (meth)acrylate (i) is contained in the total amount of the monomer components. | 09-18-2014 |
| 20140295182 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR ELECTROCHEMICAL DEVICE - Provided is a PSA tape for an electrochemical device, which can be peeled off rapidly and will not damage adherend materials or the PSA tape itself, or will not leave adhesive residues, when an adhesion defectiveness occurs during the manufacturing and processing of an electrochemical device, especially an electrolytic capacitor or a battery. The PSA tape comprises a substrate and a PSA layer placed on at least one face of the substrate. In the PSA tape, an anchoring strength of the PSA layer to the substrate is 7.0 N/10 mm or more. | 10-02-2014 |
| 20140302313 | RADIATION CURABLE PRESSURE SENSITIVE ADHESIVE SHEET - To provide a radiation curable pressure sensitive adhesive sheet capable of yielding both a pressure sensitive adhesive sheet with good initial adhesion to an adherend before irradiation and a pressure sensitive adhesive sheet with good rigidity after irradiation. A radiation curable pressure sensitive adhesive sheet includes a (meth)acrylic copolymer having a radiation reactive site and a plasticizer capable of bonding with the (meth)acrylic copolymer upon being irradiated. | 10-09-2014 |
| 20140302314 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition which can form a pressure-sensitive adhesive layer excellent in antistatic property, repeeling property (light peeling property), and appearance property. The repeelable water-dispersible acrylic pressure-sensitive adhesive composition of the present invention contains an acrylic emulsion-based polymer composed of 70 to 99.5% by weight of a (meth)acrylic acid alkyl ester and 0.5 to 10% by weight of a carboxyl group-containing unsaturated monomer as monomer components, a crosslinking agent, an ionic compound, and a nonionic surfactant with an HLB value of 6 or more. | 10-09-2014 |
| 20140308516 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a removable water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that is superior in antistatic properties (resistance to peeling-induced static build-up), removability, adhesion (adhesive properties), and the ability to prevent an increase in peel strength (adhesive strength) over time and also superior in less-staining properties on adherends, particularly, the ability to prevent white staining on adherends in a high-humidity environment. Also provided is a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer made from such a pressure-sensitive adhesive composition. The removable water-dispersible acrylic pressure-sensitive adhesive composition contains an acrylic emulsion polymer including units derived from raw material monomers including at least (A) an alkyl (meth)acrylate and (B) 0.5 to 10% by weight of a carboxyl group-containing unsaturated monomer; and an alkylene oxide group-containing polysiloxane. | 10-16-2014 |
| 20140342152 | REMOVABLE WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION, AND PRESSURE-SENSITIVE ADHESIVE SHEET - An object of the invention to provide a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer that can prevent static build-up on adherends when peeled off (antistatic properties) and is superior not only in removability and the ability to prevent an increase in peel strength (adhesive strength) over time but also in less-staining properties on adherends and, especially, the ability to prevent white staining on adherends in a high-humidity environment (the ability to prevent white staining). The invention is directed to a removable water-dispersible acrylic pressure-sensitive adhesive composition, including: an acrylic emulsion polymer including units derived from raw material monomers including (i) 70 to 99.5% by weight of an alkyl(meth)acrylate and (ii) 0.5 to 10% by weight of a carboxyl group-containing unsaturated monomer; a non-water-soluble crosslinking agent; and an ionic compound. | 11-20-2014 |
| 20140370281 | PRESSURE-SENSITIVE ADHESIVES WITH (METH)ACRYLIC-BASED ELASTOMERIC MATERIALS PREPARED USING (2-ISOPROPYL-5-METHYL)HEXYL (METH)ACRYLATE - Pressure-sensitive adhesive compositions and articles containing the pressure-sensitive adhesives are provided. The pressure-sensitive adhesives contain an (meth)acrylic-based elastomeric material prepared from (2-isopropyl-5-methyl)hexyl (meth)acrylate. | 12-18-2014 |
| 20140377553 | PRESSURE-SENSITIVE ADHESIVES WITH A (METH)ACRYLIC-BASED ELASTOMERIC MATERIAL - Pressure-sensitive adhesive compositions and articles containing the pressure-sensitive adhesives are provided. The pressure-sensitive adhesives contain an (meth)acrylic-based elastomeric material prepared an alkyl (meth)acrylate having an alkyl groups that is branched and that contains at least 14 carbon atoms. | 12-25-2014 |
| 20150010754 | PRESSURE-SENSITIVE ADHESIVE, PRESSURE-SENSITIVE ADHESIVE LAYER, AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive of the present invention comprises a (meth)acryl-based polymer obtained by polymerization of a monomer component containing 40 to 99.5% by weight of an alkyl (meth)acrylate having an alkyl group of 10 to 18 carbon atoms at an ester end and more than 0 to 50% by weight or less of an alicyclic structure-containing monomer. The pressure-sensitive adhesive is capable of forming a pressure-sensitive adhesive layer that has a sufficiently low level of dielectric constant and a satisfactory level of adhesion performance. | 01-08-2015 |
| 20150024197 | INTRUSION RESISTANT THERMAL LAMINATING FILM - A thermal laminating film is provided that has superior intrusion resistance that is well suited to addressing security and anti-counterfeiting needs. The film includes a polymer substrate and an adhesive system with a polymer component having a Vicat softening point temperature that is close to a glass transition temperature of the polymeric substrate, which typically is not greater than about 95° C. | 01-22-2015 |
| 20150024198 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE LAYER, PRESSURE-SENSITIVE ADHESIVE SHEET, SURFACE PROTECTIVE SHEET, OPTICAL SURFACE PROTECTIVE SHEET, AND OPTICAL FILM WITH SURFACE PROTECTIVE SHEET - A pressure-sensitive adhesive composition includes: 100 parts by mass of a polymer (A) (Tg:lower than 0° C.); 0.05 to 3 parts by mass of a (meth)acrylic polymer (B) (M | 01-22-2015 |
| 20150044457 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Disclosed is an adhesive composition comprising a low T | 02-12-2015 |
| 20150044458 | SEMI-HARDENED PRESSURE-SENSITIVE ADHESIVE FILM - Disclosed is a semi-hardened pressure sensitive adhesive film to be used in the semi-hardened state and having excellent printing step absorption properties. The adhesive film according to the present invention contains a radial polymer composition and a cationic polymer composition, and the radial polymer composition is primarily cross-linked to maintain the semi-hardened state. When applied onto a substrate through a printing step, the present invention has excellent step absorption properties and adhesion properties and excellent durability even under high-temperature and high-humidity conditions. | 02-12-2015 |
| 20150064460 | CARRIER FILM FOR TRANSPARENT CONDUCTIVE FILMS AND LAMINATE - A carrier film for transparent conductive films of the invention includes a support and a pressure-sensitive adhesive layer provided on at least one side of the support, wherein the pressure-sensitive adhesive layer is made from a pressure-sensitive adhesive composition including: a (meth)acryl-based polymer (A) having a glass transition temperature of −50° C. or lower and obtained by polymerization of a monomer component containing an alkyl(meth)acrylate and a hydroxyl group-containing monomer; an isocyanate crosslinking agent (B); and a catalyst (C) having an iron active center. The carrier film for transparent conductive films, with which the formation of irregularities on an adherend surface and zipping can be prevented. | 03-05-2015 |
| 20150093570 | ANTISTATIC BLOCK COPOLYMER PRESSURE SENSITIVE ADHESIVES AND ARTICLES - An antistatic pressure sensitive adhesive composition, useful in electronic and optical display applications, comprising an antistatic agent and a first block copolymer comprising at least two hard A block polymeric units each independently having a Tg of at least 50° C., and at least one soft B block (meth)acrylic polymeric unit having a Tg no greater than 20° C. The composition can comprise a second block copolymer. Articles comprising an antistatic pressure sensitive adhesive composition adjacent a first surface of a substrate. | 04-02-2015 |
| 20150361317 | HOT MELT ADHESIVE - The present invention provides a moisture-reactive hot melt adhesive composition. The composition comprises: (a) urethane prepolymer, derived from at least one polyol and at least one polyisocyanate, and having free isocyanate groups effective to cure the composition in the presence of moisture; and (b) acrylic(co)polymer, wherein the acrylic (co)polymer comprises one or more residues of an (alk)acrylate (co)monomer of formula (I) wherein the group R contains at least one cyclic, tertiary or quaternary carbon, R is attached to the group —C(O)O— via a cyclic or tertiary carbon atom and wherein R′ is a hydrogen or an alkyl group. The invention extends to use of an acrylic (co)polymer in a moisture reactive hot melt adhesive composition as a stringing reducing agent; a substrate comprising the moisture reactive hot melt adhesive composition; and a method of bonding materials together with the composition. | 12-17-2015 |
| 20150368516 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET, LAMINATE AND METHOD FOR PEELING PLATES - A double-sided pressure-sensitive adhesive sheet includes a pressure-sensitive adhesive layer containing an acrylic polymer formed of a component comprising, as an essential monomer component, an alkyl (meth)acrylate having an alkyl group having 9 or less carbon atoms. A shear storage elastic modulus at 23° C. of the pressure-sensitive adhesive layer, which is measured by dynamic viscoelasticity measurement, is 5.0×10 | 12-24-2015 |
| 20150368520 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure-sensitive adhesive composition, a protective film, an optical device, and a display device. The pressure-sensitive adhesive composition may exhibit suitable low speed and high speed peel-off strengths after forming a crosslinking structure, and have an excellent balance between them. Accordingly, the pressure-sensitive adhesive composition may exhibit an excellent protective effect when applied to a protective film, may be easily peeled in a high speed peel-off and thus advantageous for the high speed process, and may exhibit an excellent antistatic characteristic. | 12-24-2015 |
| 20160083630 | Composition for Pressure-Sensitive Adhesive and Pressure-Sensitive Adhesive Sheet - A composition for a pressure-sensitive adhesive, includes (A) a (meth)acrylic ester polymer having a trithiocarbonate structure, having hydroxyl groups at both ends of a molecule and having a weight-average molecular weight (Mw), as measured by gel permeation chromatography, of 50,000 to 300,000, and (B) an isocyanate compound having an average number of isocyanate groups in one molecule being more than 2. | 03-24-2016 |
| 20160121018 | ADHESIVE COMPOSITION FOR SKIN, ADHESIVE FOR SKIN, AND ADHESIVE SHEET FOR SKIN - An object of the invention is to provide an adhesive composition for skin that gives an adhesive for skin that can be coated readily and is highly cohesive and also an adhesive for skin and an adhesive sheet for skin prepared by using the adhesive composition for skin. | 05-05-2016 |
| 20160160084 | TRANSPARENT ADHESIVE WITH A REFRACTIVE INDEX RANGING FROM 1.7 TO 1.73 - A transparent adhesive having a refractive index ranging from 1.7 to 1.73 and to the production and the use thereof, particularly the use thereof for coatings and adhesive bonds. | 06-09-2016 |
| 20160194529 | THERMALLY CONDUCTIVE SHEET | 07-07-2016 |
| 20160204337 | LAYERED BODY | 07-14-2016 |
| 20180022967 | HALOGEN-FREE FLAME RETARDANT PRESSURE SENSITIVE ADHESIVE AND TAPE | 01-25-2018 |
| 20190144720 | LOW OUTGASSING CLEAN ADHESIVE | 05-16-2019 |
| 20090252958 | PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a PSA sheet comprising a PVC film (support) provided with PSA layer formed of an aqueous dispersion-type PSA composition, which exhibits a smooth unwinding motion. The PVC film can be obtained by molding a PVC composition comprising PVC and a metal soap. The metal soap comprises an alkali earth metal soap and zinc soap. At least part of the alkali earth metal soap is a stearate and at least part of the zinc soap is zinc laurate. | 10-08-2009 |
| 20090286077 | One-pack type adhesive precoating composition - The present invention relates to a one-pack type adhesive precoating composition comprising (a) a mixture of at least two thermoplastic polymers having different softening points by not less than 30° C., each of which containing a carboxylic acid group or a carboxylic acid anhydride group, (b) a thermoplastic elastomer and (c) a tackifier, dispersed in an organic solvent, with the proviso that the composition does not comprise a latent curing agent. | 11-19-2009 |
| 20100015442 | ADHESIVE COMPOSITION, METHOD FOR PRODUCING THE SAME AND ADHESIVE BODY - A pressure-sensitive adhesive composition includes a component (i) and a component (ii) and a component (i), the component (i) being a copolymer (I) obtained by hydrogenating a copolymer (I′) having a structure shown by [A-B] | 01-21-2010 |
| 20110020643 | SURFACE PROTECTIVE SHEET - The present invention is directed to a surface protective sheet having a pressure-sensitive adhesive comprised a thermoplastic elastomer as a main component on at least one surface of a substrate, wherein the pressure-sensitive adhesive comprises a hydrogenation product of styrene random copolymer, an amorphous polypropylene elastomer, a tackifier resin, and a softener, wherein hydrogenation product of styrene random copolymer:amorphous polypropylene elastomer is more than 0:less than 100 to less than 80:more than 20, when the total of the hydrogenation product of styrene random copolymer and the amorphous polypropylene elastomer is taken as 100. | 01-27-2011 |
| 20110104487 | Pressure-Sensitive Hot Melt Adhesive Compositions - The present invention is related to pressure-sensitive hot melt adhesive compositions and their applications. In particular, the adhesive compositions described herein comprise a block copolymer component, a hydrocarbon tackifier resin component, and a propylene-based polymer component. | 05-05-2011 |
| 20120263949 | RUBBER TO METAL BONDING FILM - The present disclosure relates to a thermoplastic film containing an adhesive layer which is heat activated and adhered to metal sheeting and another layer which is heat activated and adhered to rubber. | 10-18-2012 |
| 20130071657 | REINFORCING SHEET FOR RESIN MOLDED PRODUCT, AND STRUCTURE AND METHOD FOR REINFORCING RESIN MOLDED PRODUCT - A reinforcing sheet for a resin molded product includes a constraining layer, and a reinforcing layer laminated on the constraining layer. The reinforcing layer is formed of an adhesive composition containing a polymer and a tackifier. The tackifier contains a high-softening-point tackifier having a softening point of not less than 120° C. | 03-21-2013 |
| 20130157051 | COMPOSITION, LAMINATED STRUCTURE AND METHOD FOR MANUFACTURING LAMINATED STRUCTURE - A composition can be provided with superior adhesiveness toward adherends, for example, made of plastic (in particular, polypropylene, and the like). The composition includes the following (A) and (B). (A): Polymer (A-1) having structural units derived from propylene and structural units derived from 1-butene, wherein the content of the structural units derived from propylene is 70-99 mol % based on all the structural units of Polymer (A-1), the content of the structural units derived from 1-butene is 1-30 mol % based on all the structural units of Polymer (A-1), and a melting peak is substantially not observed, or, Polymer (A-2) obtained by modification of Polymer (A-1) with an α,β-unsaturated carboxylic acid, (B): Polymer (B-1) having structural units derived from ethylene and structural units derived from propylene, wherein the content of the structural units derived from ethylene is 5-20 mol % based on all the structural units of Polymer (B-1), the content of the structural units derived from propylene is 80-95 mol % based on all the structural units of Polymer (B-1), and a melting peak is observed, or, Polymer (B-2) obtained by modification of Polymer (B-1) with an α,β-unsaturated carboxylic acid. | 06-20-2013 |
| 20130209801 | METHOD FOR PRODUCING A MULTILAYER STRUCTURE COMPRISING AN ADHESIVE COMPOSITION BASED ON AN AMYLACEOUS MATERIAL - A method for producing an article including a multilayer structure containing:—a first layer based on a metal or on an organic polymer;—and a second layer of an adhesive composition including by weight: a) from 15 to 40% of at least one amylaceous material; b) from 10 to 30% by weight of at least one plasticizer for this amylaceous material; c) from 10 to 35% of at least one nongrafted polypropylene; d) from 10 to 35% of at least one polypropylene grafted with a grafting monomer selected from unsaturated carboxylic acid anhydrides, unsaturated carboxylic acids, oxiranes and silanes; these percentages being defined relative to the sum of a, b, c and d; the first and second layers adhering to one another and the method including a step of bringing the adhesive composition into contact in the molten or softened state. | 08-15-2013 |
| 20130244029 | PAINT PROTECTION SHEET - The present invention provides paint protection sheet | 09-19-2013 |
| 20130288051 | MECHANICAL AND ANTICORROSIVE PROTECTION VINYL TAPE - Pressure sensitive tape for anticorrosion steel pipe protection used primarily in cases of repair and maintenance, comprising vinyl base-tape laminated with a nitrile rubber-based adhesive of the following composition: about 30.7 to about 34.0% (w/w) solid butadiene acrylonitrile rubber (NBR); about 0.57 to about 0.63% (w/w) antioxidant; about 9.7 to about 12.9% (w/w) hydrocarbon resin; about 1.52 to about 1.68% (w/w) zinc oxide; about 8.7 to about 9.5% (w/w) liquid butadiene acrylonitrile rubber. (NBR); about 4.0 to about 4.4% (w/w) aluminium hydrosilicate; about 5.5 to about 7.5% (w/w) diisononyl phthalate; about 0.66 to about 0.74% (w/w) carbon black; about 1.5 to about 1.7% (w/w) amorphous silica; and about 25.8 to about 38.8% (w/w) magnesium and calcium carbonate. The tape exhibits a good ability to conform to irregular surfaces, good elasticity, good impact resistance, excellent pipe adhesion and good cathodic detachment. The tape is ideally used in conjunction with a primer that improves adhesion between the pipe and the adhesive portion of the tape. | 10-31-2013 |
| 20150044459 | CURABLE COMPOSITION SUITABLE FOR THE BONDING OF PLASTICIZED PVC - The invention relates to the use of a composition comprising methyl methacrylate MMA, at least one elastomer and/or a core-shell polymer, and at least one radical former, as an adhesive, sealant or coating for gluing, sealing or coating substrates containing plasticized PVC. | 02-12-2015 |
| 20150368523 | PRESSURE-SENSITIVE ADHESIVE FILM AND METHOD OF MANUFACTURING ORGANIC ELECTRONIC DEVICE USING THE SAME - Provided are a pressure-sensitive adhesive film and a method of manufacturing an organic electronic device using the same. The pressure-sensitive adhesive film that may effectively block moisture or oxygen from penetrating into an organic electronic device from an external environment, and exhibit reliability under harsh conditions such as high temperature and high humidity and excellent optical characteristics is provided. | 12-24-2015 |
| 20160096980 | MULTILAYER PRESSURE SENSITIVE ADHESIVE ASSEMBLY - The present disclosure relates to a multilayer pressure sensitive adhesive assembly comprising at least a first pressure sensitive adhesive layer superimposed to a second polymer layer, wherein a curable liquid precursor of the first pressure sensitive adhesive polymer layer comprises a low Tg (meth)acrylate copolymer and a high Tg (meth)acrylate copolymer having a weight average molecular weight (Mw) of above 20,000 Daltons. The present disclosure also relates to a method of manufacturing such a pressure sensitive adhesive assembly and uses thereof. | 04-07-2016 |
| 20160177141 | Hot Melt Pressure-Sensitive Adhesives for Removable Applications | 06-23-2016 |
| 20090022988 | PRESSURE SENSITIVE ADHESIVES FOR OPTICAL FILM, MANUFACTURING METHODS FOR PRESSURE SENSITIVE ADHESIVE LAYER FOR OPTICAL FILM, PRESSURE SENSITIVE ADHESIVE LAYERS FOR OPTICAL FILM, PRESSURE SENSITIVE ADHESION TYPE OPTICAL FILMS AND IMAGE DISPLAYS - Provided herein is a pressure sensitive adhesive for an optical film comprising: 100 parts by weight of a (meth)acrylic-based polymer (A) including an alkyl (meth)acrylate (a1) and a (meth)acrylic-based monomer containing a hydroxyl group (a2), as a copolymerizable component, in content in the range of from 0.01 to 5 parts by weight relative to 100 parts by weight of the alkyl (meth)acrylate (a1); 0.02 to 2 parts by weight of a peroxide (B); and 0.001 to 2 parts by weight of an isocyanate-based compound (C), the contents of the peroxide (B) and the isocyanate-based compound (C) being values relative to 100 parts by weight of the (meth)acrylic-based polymer (A). | 01-22-2009 |
| 20090068459 | Pressure sensitive adhesive composition, product using the same, and display using the product - Disclosed is a pressure-sensitive adhesive composition which contains an acrylic polymer and a crosslinking agent. The acrylic polymer has a weight-average molecular weight of 40×10 | 03-12-2009 |
| 20090291301 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND USE THEREOF - The present invention relates to a pressure-sensitive adhesive composition used for a pressure-sensitive adhesive sheet to be directly attached to a metal surface, the composition including, a monomer mixture or an acrylic copolymer material obtained by at least partially polymerizing the monomer mixture, the monomer mixture including: at least one monomer (monomer m1) selected from alkyl(meth)acrylates represented by the following formula (I): CH | 11-26-2009 |
| 20100112348 | Pressure Sensitive Adhesive for Optical Films and Pressure Sensitive Adhesive Optical Film - Pressure sensitive adhesives for optical films include an acrylic copolymer (A) obtained by copolymerizing 95.0 to 98.0 parts by weight of n-butyl acrylate (a), 2.0 to 5.0 parts by weight of a hydroxyl group-containing (meth)acrylate (b) represented by Formula (1) below, and not more than 2.0 parts by weight of (meth)acrylic acid (c) (the total of (a) to (c) is 100 parts by weight), and satisfy specific requirements. | 05-06-2010 |
| 20100143712 | SILANE-CROSSLINKING ADHESIVE OR SEALANT COMPRISING N-SILYLALKYLAMIDES AND USE THEREOF - The invention relates to a silane-crosslinking adhesive or sealant containing a polymer that is made up of an organic backbone that carries at least two alkoxy- and/or acyloxysilyl groups, and at least one N-silylalkylamide as an additive. The invention also relates to use of the N-silylalkylamide as an additive in silane-crosslinking adhesives or sealants. | 06-10-2010 |
| 20100239859 | Adhesive composition, optical member, and surface protective sheet - An adhesive composition includes a copolymer (A), the copolymer (A) being a copolymer of: a hydroxyl group-containing (meth)acrylamide (a1), the hydroxyl group-containing (meth)acrylamide (a1) including at least one of a hydroxyl group-containing acrylamide and a hydroxyl group-containing methacrylamide, and a (meth)acrylate (a2), the (meth)acrylate (a2) including at least one of an acrylic ester and a methacrylic ester; and an antistatic agent (B), the antistatic agent (B) including an ionic compound. | 09-23-2010 |
| 20110081544 | ADHESIVE COMPOSITION, FILM ADHESIVE, AND HEAT TREATMENT METHOD - An adhesive composition of the present invention contains, as a main composition, a polymer obtained by copolymerizing a monomer composition containing a monomer having a maleimide group, and further contains a thermal polymerization inhibitor. As a result, it is possible to provide an adhesive composition that allows forming an adhesive layer that is excellently dissolved after the adhesive layer has been subjected to a high-temperature process. | 04-07-2011 |
| 20110151253 | HEAT CURABLE ADHESIVE COMPOSITION - 1) Heat-curable adhesive composition comprising:
| 06-23-2011 |
| 20110236682 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE SHEET, ACRYLIC PRESSURE-SENSITIVE ADHESIVE SHEET MANUFACTURING METHOD, AND LAMINATED CONSTRUCTION - The present invention provides a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer which has both high corrosion resistance and adhesion reliability. The acrylic pressure-sensitive adhesive sheet of the present invention contains at least an acrylic pressure-sensitive adhesive layer containing as a main component an acrylic polymer formed from a composition containing a monomer mixture or a partially polymerized product thereof, in which the monomer mixture contains the following (m1), (m2) and (m3), or (m1), (m2), (m3) and (m4), and in which a content of each component (m1), (m2), (m3), and (m4) is 35 to 97.5% by mass, 2 to 40% by mass, 0.1 to 25% by mass, and 0 to 30% by mass, respectively:
| 09-29-2011 |
| 20110244231 | CROSSLINKABLE SYRUP SOLUTE COPOLYMERS WITH AMINOALKYL (METH)ACRYLOYL SOLVENT MONOMERS - A pre-adhesive syrup polymer composition is described comprising an acid-functional (meth)acrylate copolymer and an aminoalkyl (meth)acryloyl solvent monomer, which when polymerized, provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles. | 10-06-2011 |
| 20120189845 | SEMICONDUCTOR DEVICE MANUFACTURING METHOD - Provided are a semiconductor device producing method with simple production steps while preventing contamination of a bonding pad and preventing warp generation in an adherend such as a substrate, a lead frame, or a semiconductor element, thereby improving yield; an adhesive sheet used in this method; and a semiconductor device obtained by this method. The invention includes a pre-setting step of pre-setting a semiconductor element | 07-26-2012 |
| 20120244350 | PRESSURE-SENSITIVE ADHESIVE FOR PVC FOILS - An adhesive is described, in particular for applications on substrate materials made of flexible PVC, comprising a polymer which is obtainable via free-radical polymerization of ethylenically unsaturated compounds and which is composed of at least 50% by weight of soft acrylate monomers with glass transition temperature below 0° C., at least 1% by weight of ethylenically unsaturated nitriles, at least 1% by weight of hard acrylate monomers with glass transition temperature of at least 60° C., at least 0.1% by weight of ethylenically unsaturated acid monomers, and at least 0.01% by weight of monomers having at least two non-conjugated, polymerizable vinyl groups, where the polymerization reaction takes place via staged polymerization, and at least one portion of the soft acrylate monomers is polymerized in a first polymerization stage, and at least one portion of the hard acrylate monomers is polymerized in a second or subsequent polymerization stage. Uses of the adhesive for the bonding of substrates made of flexible PVC are also described, as also are self-adhesive items with a PVC foil as substrate material and with a coating of the adhesive of the invention. | 09-27-2012 |
| 20120251822 | Clean Removable Adhesive Sheet - The invention provides an adhesive sheet comprising polyvinyl chloride (PVC) film and back coating of water based PSA, wherein said PSA comprises a copolymer by copolymerization of a monomer mixture comprising, a) from 30 wt % to less than 70 wt % acrylic acid C4-C8-alkylester, and b) from 2 wt % to 9 wt % (meth)acrylonitrile, wherein the polyvinyl chloride film is not corona treated. The adhesive sheet is suitable for applications of indoor and outdoor graphic poster, especially for clean removable usages. | 10-04-2012 |
| 20130004769 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive composition includes: an acrylic polymer (A) that contains, as a monomer unit, a vinyl monomer having a nitrogen atom in its backbone and that does not substantially contain a carboxyl group-containing monomer; and a (meth)acrylic polymer (B) having a weight average molecular weight of 1000 or more and less than 30000. | 01-03-2013 |
| 20130029147 | PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a pressure-sensitive adhesive sheet that maintains a high adhesive force and adhesion reliability (particularly, repulsion resistance and holding power) when the sheet is bonded, and can be easily peeled off from an adherend to easily separate and disassociate a bonded portion when the sheet is peeled off from the adherend. | 01-31-2013 |
| 20130040137 | WATER-DISPERSIBLE ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - Provided is a water-dispersible acrylic pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive layer which is resistant to increase in adhesive strength with time, has a good appearance, and less stains an adherend. The water-dispersible acrylic pressure-sensitive adhesive composition includes an acrylic emulsion polymer; and a water-insoluble crosslinking agent having two or more carboxyl-reactive functional groups per molecule. The acrylic emulsion polymer is formed from constitutive monomers essentially including a (meth)acrylic alkyl ester (A), a carboxyl-containing unsaturated monomer (B), and at least one monomer (C) selected from methyl methacrylate, vinyl acetate, and diethylacrylamide and has a solvent-insoluble content of 70 percent by weight or more. When the acrylic pressure-sensitive adhesive composition is applied so as to have a dry thickness of 50 μm, dried at 120° C. for 2 minutes, and aged at 50° C. for 3 days to give a cross-linked acrylic pressure-sensitive adhesive film, the film has a solvent-insoluble content of 90 percent by weight or more and an elongation at break of 130% or less at 23° C. | 02-14-2013 |
| 20130288052 | SILICONE-MODIFIED ADHESIVES WITH ANTI-SLIP PROPERTIES - Adhesive compositions, including pressure sensitive adhesives, are the reaction product of free radically polymerizable mixtures. The free radically polymerizable mixtures include a free radically polymerizable urethane-based or urea-based oligomer, a free radically polymerizable segmented siloxane-based copolymer, and an initiator. The free radically polymerizable mixture may contain additional reactive and/or unreactive additives. The adhesive compositions can be used to prepare a variety of adhesive articles. | 10-31-2013 |
| 20130288053 | ADHESIVE COMPOSITIONS - Polydiorganosiloxane polyoxamide, linear, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting a diamine with a polydiorganosiloxane precursor having oxalylamino groups. The polydioroganosiloxane polyoxamide block copolymers are of the (AB) | 10-31-2013 |
| 20130309489 | THERMOSETTING RESIN COMPOSITION, CURED PRODUCT OF THE SAME, AND INTERLAMINAR ADHESIVE FILM USED FOR PRINTED WIRING BOARD - There is provided a thermosetting polyimide resin composition which enables production of a cured product exhibiting excellent dimensional stability and which exhibits excellent meltability; there are also provided a cured product of such a composition and an interlaminar adhesive film used for a printed wiring board, the interlaminar adhesive film being formed of the composition. In particular, there are provided a thermosetting polyimide resin composition containing a thermosetting polyimide resin (A) having a biphenyl backbone directly linked to a nitrogen atom of a five-membered cyclic imide backbone and a weight-average molecular weight (Mw) of 3,000 to 150,000, a phosphorus compound (B) represented by specific Formula (b1) or (b2), and an epoxy resin (C); a cured product of such a composition; and an interlaminar adhesive film used for a printed wiring board, the interlaminar adhesive film including a layer formed of the composition, the layer being formed on a carrier film. | 11-21-2013 |
| 20140295183 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION, PRESSURE-SENSITIVE ADHESIVE SHEET AND OPTICAL FILM - Provided are a pressure-sensitive adhesive sheet that has an antistatic property; suppresses a peeling electrification voltage when a non-antistatic treated adherend is peeled off; has a small adhesive strength occurring at high-speed peeling; has an adhesive strength occurring at low-speed peeling so large as not to cause a problem, such as lifting and peeling off; and has an excellent transparency; and a pressure-sensitive adhesive composition capable of obtaining an optical film to which the pressure-sensitive adhesive sheet is bonded. Disclosed is a pressure-sensitive adhesive composition containing a polymer (A) having a glass transition temperature of lower than 0° C. and a polymer (B) containing a reactive ionic liquid as a monomer unit and having an intrinsic viscosity (dL/g) of 0.01 or more and less than 0.5. | 10-02-2014 |
| 20140335352 | PHOTO-CURING AND STRIPPABLE ADHESIVE COMPOSITION AND USES THEREOF - The invention relates to a photo-curing and strippable adhesion composition, and it has the advantage of good reworkability and weatherability. The invention also provides a strippable material and method for manufacturing the same and an electronic component and method for manufacturing the same. | 11-13-2014 |
| 20150086782 | ADHESIVE FILM FOR PROTECTING AUTOMOBILE WHEEL - The present invention provides an automotive wheel protection pressure-sensitive adhesive film comprising a base layer and a pressure-sensitive adhesive layer, the pressure-sensitive adhesive layer being formed of an acrylic-based pressure-sensitive adhesive that includes at least a (meth)acrylic-based polymer, a crosslinking agent, and a UV absorber, the (meth)acrylic-based polymer including a repeating unit derived from a monomer that includes a crosslinkable functional group, and a repeating unit derived from a C | 03-26-2015 |
| 20150099114 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure-sensitive adhesive composition, a protective film, an optical device, and a display device. The pressure-sensitive adhesive composition may exhibit excellent storage stability, suitable low speed and high speed peel-off strengths after a crosslinking structure is formed, and have an excellent balance between them. Accordingly, the pressure-sensitive adhesive composition may exhibit an excellent protective effect when applied to a protective film, may be easily peeled in high speed peel-off and thus advantageous for a high speed process, and may exhibit an excellent antistatic property in the process. | 04-09-2015 |
| 20150337176 | FLAME RETARDANT ADHESIVE - Flame retardant adhesive are described. The flame retardant adhesives include at least 93 wt. % an acrylic copolymer. This acrylic copolymer comprises the polymerization reaction product of 50 to 92 wt. % of at least one alkyl (meth)acrylate monomer, 3 to 25 wt. % of at least one nitrogen-containing monomer, and 5 to 25 wt. % of at least one vinyl-functional poly(methacrylate) macromer. Articles incorporating such adhesive are also described. | 11-26-2015 |
| 20160130373 | POLYOLEFIN MODIFIED WITH NITROGEN-CONTAINING HETEROCYCLIC COMPOUND, AND ADHESIVE COMPOSITION CONTAINING SAME - This invention provides a novel polyolefin modified with a nitrogen-containing heterocyclic compound containing no harmful halogen atoms such as chlorine, and an adhesive composition between a polyolefin substrate and an inorganic substrate such as a glass substrate. A polyolefin modified with a nitrogen-containing heterocyclic compound (C) having a nitrogen-containing heterocyclic compound (B) at the side chain of an acid-modified polyolefin (A). | 05-12-2016 |
| 20160137893 | UREA-BASED PRESSURE SENSITIVE ADHESIVES - Non-silicone urea-based adhesives are disclosed which are prepared by the polymerization of reactive oligomers with the general formula X—B—X, where X is an ethylenically unsaturated group and B is a unit free of silicone and containing urea groups. The reactive oligomers can be prepared from polyamines through chain extension reactions using diaryl carbonates followed by capping reactions. Adhesive articles, including optical adhesive articles may be prepared using the disclosed non-silicone urea-based adhesives. | 05-19-2016 |
| 20160159995 | POLY(METH)ACRYLIMIDE FILM, EASY-ADHESION FILM USING SAME, AND METHOD FOR MANUFACTURING SUCH FILMS - Embodiments of the invention relate to a poly(meth)acrylimide film and a method for manufacturing such a film. At least one embodiment provides a poly(meth)acrylimide film that has (i) a total light transmittance of over 90% and (ii) haze of 2.0% or less. This film preferably has retardation of less than 50 nm. The method for manufacturing this film includes the following steps: (A) using a device provided with an extruder and a T die, a poly(meth)acrylimide molten film is continuously extruded from the T die; and (B) the poly(meth)acrylimide molten film is loaded by being fed between a rotating or circulating first mirrored-surface body and a rotating or circulating second mirrored-surface body, and then the film is pressed. During these steps, (C) the surface temperature of the first mirrored-surface body is in the range 100-200° C., and (D) the surface temperature of the second mirrored-surface body is in the range 20-200° C. | 06-09-2016 |
| 20160160089 | PRESSURE-SENSITIVE ADHESIVE SHEET TO BE USED IN PRODUCTION OF SEMICONDUCTOR - Provided is a pressure-sensitive adhesive sheet capable of maintaining a desired pressure-sensitive adhesive characteristic even in a production method for a semiconductor including, for example, a step of peeling off a support material. The pressure-sensitive adhesive sheet includes a backing layer and a pressure-sensitive adhesive layer, in which the pressure-sensitive adhesive layer has a water contact angle of from 80° to 105°. The pressure-sensitive adhesive sheet is used in a production method for a semiconductor including a step in which the pressure-sensitive adhesive layer is brought into contact with a solvent having a solubility in water at 20° C. of 1 g/100 mL or less. | 06-09-2016 |
