Class / Patent application number | Description | Number of patent applications / Date published |
428516000 | Monoolefin polymer | 89 |
20080254308 | MULTILAYERED POLYMERIC STRUCTURE AND METHODS - Multilayered structures formed from two or more polymeric layers are fabricated to obtain a single structure preferably having advantages of each of the separate layers. Polyolefin-based substrates can provide a layer with a good balance of stiffness and impact resistance, excellent processability, and relatively lower cost. Tie layers, preferably physically positioned adjacent a polyolefin-based substrate layer, facilitates adhering additional layer(s) together with the polyolefin-based substrate. Suitable tie layers generally include a multicomponent blend of at least one vinyl cyanide-containing component and at least one styrenic block copolymer component. Preferably, the additional layers include at least one acrylate-based cap layer, which can have a glossy, scratch resistance outer layer with excellent optical characteristics. | 10-16-2008 |
20080268270 | HIGH IMPACT POLYMER INTERLAYERS - The present invention provides multiple poly(vinyl butyral) layer interlayers that can be used in multiple layer glass panel type applications that require a high level of impact protection, for example in hurricane protection applications or in bullet proof glass applications. This effect is achieved by forming a poly(vinyl butyral) interlayer that has a relatively stiff poly(vinyl butyral) inner layer disposed between two relatively soft outer poly(vinyl butyral) layers, where the stiffness difference is achieved by a plasticizer differential that is achieved at least in substantial part by a residual hydroxyl content difference among the poly(vinyl butyral) layers. | 10-30-2008 |
20090068486 | HEAT SHRINK FILMS AND ARTICLES ENCAPSULATED THEREIN - The present invention relates to a heat shrink film for encapsulating articles comprising a core layer having an upper surface and a lower surface, a first skin layer on the upper surface of the core layer, and a second skin layer underlying the lower surface of the core layer, wherein the core layer comprises a blend of (i) at least one polyterpene and (ii) a syndiotactic polypropylene or a cyclic olefin copolymer, wherein the ultimate shrinkage of the film is at least 25% at 135° C. | 03-12-2009 |
20090068487 | Heat-Sealable Multilayer Polypropylene Resin Film and Packaging Material - [Problem] Provision of a heat-sealable multilayer polypropylene-based resin film having heat seal strength sufficient for packaging a heavy article and tight-sealing property, and a packaging material using the film. | 03-12-2009 |
20090081474 | White Opaque Films With Improved Tensile And Barrier Properties - Provided are multi-layered white opaque films composed of at least two skin layers, at least one tie layer, and at least one core layer. The at least two skin layers are each composed of one or more polyolefins. The at least one tie layer is composed of one or more hydrocarbon resins. The at least one core layer is composed of a blend of one or more polyolefins and one or more cavitating agents. The multi-layered white opaque films described herein exhibit improvements in light transmission, stiffness, and water vapor transmission rate. Moreover, these films were found to exhibit improved cavitation as tested by optical gauge and light transmission. | 03-26-2009 |
20090104467 | SURFACE PROTECTIVE FILM, METHOD FOR FABRICATING THE SAME, POUCH THEREOF AND METHOD FOR FABRICATING THE SAME - Disclosed is a surface protective film, a method for fabricating the same, and pouch, and a method for fabricating the same. The surface protective film includes a stack of films including a middle layer, and a first skin layer and a second skin layer on opposite sides of the middle layer, wherein at least one of the first skin layer and the second skin layer is formed of a resin having a hardness lower than a hardness of a surface to be protected by the surface protective film, and the middle layer is formed of a resin including high density polyethylene, thereby permitting protection of a display surface without formation of scratch at a very low cost compared to the related art without aging and with slip. | 04-23-2009 |
20090110944 | Blends of Polypropylene Impact Copolymers with Other Polymers - It has been discovered that the properties of sheet or film materials of broad molecular weight distribution ethylene/propylene rubber impact-modified heterophasic copolymer (ICP) can be improved by blending the ICP with a second polyolefin. The second polyolefin may be a syndiotactic polypropylene (sPP), a random copolymer (RCP) of propylene and comonomer (e.g. ethylene and/or butene) made using a Ziegler-Natta or metallocene catalyst, medium density polyethylene (MDPE), linear low density polyethylene (LLDPE), or low crystalline copolymer of propylene/α-olefin. Improvements include, but are not necessarily limited to, reduced motor amps, lower secant modulus, increased dart drop strength, increased gloss, reduced haze, increased elongation to yield, elimination of stress whitening, improved puncture resistance, and decreased seal initiation temperature. This sheet of film materials may be co-extruded with other resins or laminated with other materials after extrusion. | 04-30-2009 |
20090136774 | Resin Composition Comprising Olefinic Block polymer and Application Thereof - The present invention is to provide a resin composition excellent in mechanical properties and solvent resistance, and the resin composition (C) of the present invention comprises an polyolefin (A1) and an olefinic block polymer (A2), wherein the olefinic block polymer (A2) comprises, as a constitutional unit, a block (a) which is a polyolefin component and a block (b) which is a polymer unit composed of a vinyl monomer having a solubility parameter of from 18 to 25 J/m and the block (a) and the block (b) are bonded each other by a covalent bond. Moreover, another invention of the present invention is to provide a laminated structure having a laminated configuration in which a layer comprising an olefinic polymer layer and a layer comprising other synthetic resins, a metal and the like are strongly bonded through an adhesive layer, wherein the adhesive layer comprises the resin composition (C). | 05-28-2009 |
20090142612 | HOLOGRAPHIC FILMS EMPLOYING CYCLOOLEFIN COPOLYMERS - A multilayer holographic film includes a first layer and an embossed layer on at least one side of the first layer and having a micro-embossed holographic image therein. The embossed layer is thinner than the first layer and has a lower embossing temperature than the first layer. The hologram-receiving layer with a micro-embossed holographic image embossed therein is adapted to receive a metal layer thereon, if desired, and the layer includes a cycloolefin copolymer as the primary polymer component. | 06-04-2009 |
20090155614 | Polypropylene Materials and Method of Preparing Polypropylene Materials - A polypropylene material may be prepared from a blend of heterophasic propylene copolymers and propylene homopolymers. The material may be prepared by blending the polymers while they are in a molten state, and forming a film or sheet from the polymer blend. The materials may also be formed as coextruded materials or as ternary blends with a polyethylene or a single phase random propylene copolymer. The blends and neat polymers have particular application to forming slit film tapes and similar materials. The resultant materials may exhibit increased tenacity, elongation and toughness and greater surface roughness as compared to those materials prepared solely from propylene homopolymers. | 06-18-2009 |
20090176117 | Thermoforming films - The present invention is directed to a thermoforming pack made of top and bottom web films and to a method of forming said pack. | 07-09-2009 |
20090274921 | TERPOLYMER WITH HIGH MELTING POINT - Terpolymer of propylene, ethylene and C | 11-05-2009 |
20090305069 | Biaxially oriented propylene polymer films - A multilayer biaxially oriented propylene polymer film, characterized in that the support layer of said multilayer film comprises:
| 12-10-2009 |
20090317649 | Multilayer Clear Over Color Polyolefin Sheets and Layered Backing Structure - A multilayer structure includes a clear polyolefin layer, a colored polyolefin layer, and a random polyolefin backing layer. The colored and backing layers are coextruded and are permanently bonded at a layer interface, which is exclusive of an adhesive. The structure has a DOI of 70 or greater and passes a gravelometer impact test per the GM9508P standard, with a 10 pint load, at a −30° C. temperature, and at an impact angle of 30 degrees. Among other uses, the structures are appropriate for use as body panels in the motor vehicle industry. The structures display a “class A” finish and meet a variety of requirements for durability and weatherability. An ABA structured backing layer and a method of making it are also described herein. | 12-24-2009 |
20100086798 | Gloss Resins and Method for Making Same - The present disclosure is directed to polymeric compositions which form gloss resins suitable for thermoforming applications. The polymeric compositions include a reaction product composed of a clarified random propylene/α-olefin copolymer, a coupling agent, and optionally an elastomer. Methods for adjusting the melt flow rate of the gloss resin are also disclosed. Adjustment of the gloss resin melt flow rate advantageously enables scrap thermoplastic material containing the gloss resin to be recycled in a thermoforming operation. | 04-08-2010 |
20100112364 | SUBSTRATES WITH BIOPASSIVE COATING - The present invention provides a process for imparting decreased adhesion of biological material to the surface of a substrate comprises the following steps (i) oxidizing the surface of the substrate (ii) applying a composition comprising one or more ethylenically unsaturated compounds to the oxidized surface of the substrate and (iii) curing the composition in order to form a coating layer. | 05-06-2010 |
20100143735 | POLYMERIZATION INITIATOR HAVING ARYL AZIDE AND SURFACE MODIFICATION METHOD OF CYCLIC OLEFIN COPOLYMER USING THE SAME - Provided is a method for modifying a surface of a cyclic olefin copolymer, comprising: coating a compound of the following Chemical Formula 1 on the surface of a cyclic olefin copolymer substrate, irradiating UV light on the cyclic olefin copolymer substrate, and polymerizing a monomer on the cyclic olefin | 06-10-2010 |
20100173168 | Adhesive And Laminate Made With The Same - An object of the present invention is to provide polypropylene adhesive excellent in both initial adhesion and adhesion after heat history; and a laminate excellent in adhesion and heat resistance. Provided is a polypropylene-based adhesive having an MFR of 2.7 g/10 min or higher as measured at 230° C. under a load of 2.16 kg, comprising a composition which contains 5-95 parts by weight of (A) an isotactic polypropylene, 95-5 parts by weight of (B) a propylene/ethylene random copolymer, and 0-40 parts by weight of (C) an ethylene/propylene random copolymer, wherein 100 parts by weight of the composition is graft modified with 0.001-5 parts by weight of an unsaturated carboxylic acid and/or a derivative thereof, and wherein (B) is characterized by the following (i) to (iii): (i) the propylene/ethylene random copolymer (B) contains 60-90 mol % units derived from propylene and 10-40 mol % units derived from ethylene; (ii) the melting point (Tm) as measured with a differential scanning calorimeter is in the range of 40-120° C.; and (iii) the molecular weight distribution (Mw/Mn) as determined by gel permeation chromatography (GPC) is in the range of 1.0-3.0. | 07-08-2010 |
20100247939 | IONOMER, RESIN COMPOSITION CONTAINING THE IONOMER, UNSTRETCHED FILM, SHEET OR MOLDED BODY EACH MADE OF THE COMPOSITION, AND LAMINATE COMPRISING LAYER OF THE UNSTRETCHED FILM - [Problem] It is an object to provide an unstretched film and a sheet that are excellent in an antistatic property and transparency, a resin composition that is used in producing the unstretched film or the sheet and a potassium ionomer that is contained in the composition. | 09-30-2010 |
20100255330 | RESIN COMPOSITION, FORMING RESIN COMPOSITION PREPARED BY USING THE SAME, LAMINATE, AND LAMINATE PRODUCING METHOD - A resin composition is provided, which comprises: an ethylene-vinyl acetate copolymer (A); and a saponified ethylene-vinyl acetate copolymer (B) having an ethylene content of not less than 70 mol %, wherein the component (B) is present in a proportion of 1 to 30 parts by weight based on 100 parts by weight of the component (A). Where the resin composition is used in combination with a scrap laminate including a polyolefin resin layer and an EVOH layer for recycling the scrap laminate, die build-up is suppressed, and a product formed from the resulting recycled material is excellent in appearance and substantially free from coloration. | 10-07-2010 |
20100273018 | AQUEOUS VINYL POLYMER COATING COMPOSITIONS - Aqueous coating composition comprising (1) at least one vinyl polymer having a Mw≧15 k Da and a Tg≧0° C. formed from (i) 0.1 to 20 wt % of vinyl monomer(s) containing acid functional groups and (ii) 0 to 0.49 wt % of vinyl monomer(s) containing a carbonyl functional group(s) and (2) 0.01 to 10 wt % of at least one polyhydrazine compound B where said composition provides a film coating of König hardness ≧40 s. | 10-28-2010 |
20100279135 | RESIN COMPOSITION, LAMINATE USING THE SAME, AND MOLDED BODY USING THE LAMINATE - Disclosed is a resin composition forming an adhesive layer between a polylactic acid resin substrate layer and a polyolefin resin substrate layer. The resin composition includes a modified polyolefin resin (A) and a terpene resin (B), and the mass ratio (A)/(B) between the both resins (A) and (B) is 20/80 to 99/1. Alternatively, the resin composition may be a resin composition including 10 to 90% by mass of a polylactic acid resin (C), 5 to 89% by mass of the modified polyolefin resin (A) and 1 to 80% by mass of a hydrogenated petroleum resin (D), with the total amount of these resins constrained to be 100% by mass. | 11-04-2010 |
20100285325 | PROPYLENE-BASED POLYMER COMPOSITION - It is an object of the present invention to provide a propylene-based polymer composition which is excellent in transparency and heat resistance (particularly, heat resistance at high heat deformation temperature) and is free from occurrence of stickiness even when it is used at a high temperature for a long period of time. The propylene-based polymer composition of the invention comprises (A) a propylene-based polymer (PP) satisfying the following requirements (1) and (2), in an amount of 1 to 99 parts by weight, and (B) a propylene/ethylene/α-olefin copolymer satisfying the following requirements (I) to (IV), in an amount of 99 to 1 part by weight, with the proviso that the total amount of the component (A) and the component (B) is 100 parts by weight; (1) the polymer (A) has a melting point (Tm), as measured by a differential scanning calorimeter (DSC), of not lower than 110° C. but not higher than 170° C., (2) the polymer (A) has an isotactic pentad fraction (mmmm fraction) of not less than 90%, (I) the copolymer (B) contains constitutional units derived from propylene in amounts of 73.1 to 87.0% by mol, constitutional units derived from ethylene in amounts of 10.0 to 16.9% by mol and constitutional units derived from an α-olefin of 4 to 20 carbon atoms in amounts of 3.0 to 10.0% by mol, (II) the copolymer (B) has an isotactic triad fraction (mm), as calculated by | 11-11-2010 |
20100310890 | HEAT SEALABLE MULTILAYER FILM - Heat sealable multilayer films can package oil-rich contents to be retort sterilized without separation (delamination) of a cohesive failure heat seal layer due to penetration of oil from the contents and have appropriate heat seal strength and excellent easy openability, and can be opened with stable peel conditions. | 12-09-2010 |
20110008636 | CURABLE RESIN COMPOSITION, AND MOLDED ARTICLE, PREPREG AND LAMINATE USING THE SAME - There is provided a curable resin composition comprising a cycloolefin polymer and a cyclic peroxide which has a cyclic structure and a peroxy structure in the cyclic structure. There is also provided a laminate obtained by using a molded article which is obtained by forming the curable resin composition into a sheet shape or a prepreg which is obtained by impregnating the curable resin composition into a reinforcing fiber. | 01-13-2011 |
20110052929 | Multilayer Polypropylene Films and Methods of Making and Using Same - A method including forming a bilayer polymer film having an oriented polypropylene film and a metallocene-catalyzed polypropylene film wherein the metallocene-catalyzed polypropylene film has a seal initiation temperature of from 80° C. to 130° C. A laminate including a biaxially oriented polypropylene film, a metallocene-catalyzed polypropylene film, and a substrate, wherein the metallocene-catalyzed polypropylene film is disposed between the biaxially oriented polypropylene film and the substrate. | 03-03-2011 |
20110052930 | High Gloss Thermoformed Article and Process for Producing Same - The present disclosure is directed to a thermoforming process and thermoformed articles produced therefrom. The thermoforming process includes heating a structure with a gloss layer composed of a propylene-based polymer having a melt flow rate from about 0.1 g/10 min to about 1.5 g/10 min, and producing a thermoformed article wherein the gloss layer has a post-thermoformed Gardner gloss value within 25% of the pre-thermoformed Gardner gloss value for the gloss layer. The thermoformed article may have a gloss layer with a post-thermoformed Gardner gloss value greater than or equal to about 60. | 03-03-2011 |
20110086237 | BONDING APPARATUS - Bonding apparatus ( | 04-14-2011 |
20110212338 | Multilayer Shrink Films, Labels Made Therefrom and Use Thereof - A multilayer heat shrink film including a core layer having an alpha-olefin polymer and at least one skin layer having a cyclic olefin copolymer (COC), process for its preparation and uses thereof. | 09-01-2011 |
20110236708 | Polyolefin Construction - A polyolefin construction comprising at least one polyolefin (PO) layer, a barrier layer for the polyolefin layer and a compatibiliser for the PO and the barrier layer, which compatibiliser enables the PO and barrier layer to adhere together, whereby the barrier layer comprises the compatibiliser; a blended barrier layer polymer and the barrier layer formed therefrom and a process for producing the polyolefin construction. | 09-29-2011 |
20110268979 | Multilayer Shrink Films, Labels Made Therefrom and Use Thereof - A multilayer heat shrink film including a core layer including one or more alpha-olefin polymer and at least one skin layer including one or more cyclic olefin copolymers (COC), process for its preparation and uses thereof. | 11-03-2011 |
20110274941 | ACTIVE ENERGY RAY CURABLE RESIN COMPOSITION - It is an object of the present invention to provide an active energy ray curable resin composition exhibiting good adhesion to a polyolefin-based resin base material. More specifically, there is provided an active energy ray curable resin composition comprising: a block copolymer (C) that includes a polymer block (A) composed mainly of an olefin-based monomer unit and a polymer block (B) composed of a vinyl-based monomer unit having a carboxyl group, a carboxylic anhydride group, or a sulfonic acid group and/or a second vinyl-based monomer unit copolymerizable with the aforementioned vinyl-based monomer unit, the block copolymer (C) having a weight-average molecular weight from 5,000 to 100,000; and an active energy ray curable compound (D). | 11-10-2011 |
20110281128 | Thermoplastic Product and Method for the Production of a Composite Product - The disclosure relates to a composite thermoplastic product including a first polar engineering thermoplastic cohesively bound to a second thermoplastic that includes a styrene-based thermoplastic elastomer and a polyolefin. The first thermoplastic can contain a polar thermoplastic polymer cohesively bound to the second thermoplastic. Methods for the production of the composite product are also described, including methods for forming an adhesive bond between polar engineering thermoplastics such as ABS, ABS/PC, PC or PMMA and non-polar thermoplastic elastomers containing styrene elastomers, such as SEBS or SEPS, combined with a polyolefin polymer. | 11-17-2011 |
20120015202 | Thermoplastic Elastomer Compositions, Articles Made Therefrom, and Methods for Making Such Articles - Provided are TPV formulations having beneficial properties, such as scratch resistance, improved bondability, e.g., nylon bondability, and improved processability. Preferred TPVs provide lower density, lower cost, and good extrusion capabilities compared to conventional formulations. Sealing systems may be prepared with the TPVs described above. An exemplary automotive sealing system includes a sealant foot and a sealant lip. | 01-19-2012 |
20120028065 | COLLATION SHRINKAGE FILM HAVING EXCELLENT CLARITY AND SUPERIOR TOUGHNESS - A multilayer film structure comprising at least three layers, wherein at least one layer comprises ethylene and at least one alpha-olefin is claimed, wherein the ethylene interpolymer is characterized as having an average M | 02-02-2012 |
20120040197 | LABEL FOR IN-MOLD MOLDING - A label for in-mold molding, which comprises a laminate configuration of a substrate layer and a heat-sealable layer, wherein the substrate layer is a stretched film formed of a resin composition comprising an α-olefin-based copolymer having a melting point of from 105 to 170° C. and a crystalline propylene-based resin, and the label has an internal haze of from 1 to 30% for a stack of ten labels, does not detract from the shape of a container and does not detract from the outward appearance of the label when the label is stuck to the container. | 02-16-2012 |
20120040198 | MULTILAYERED STRUCTURE - [Problems] To provide a multilayered structure which eliminates the need of providing any particular adhesive layer, enables the ethylene/vinyl alcohol copolymer to exhibit excellent oxygen-barrier property to a sufficient degree, and can be effectively used even when a polyolefin resin is used as the inner and outer layers. | 02-16-2012 |
20120045656 | POLYPROPYLENE COMPOSITION IN BLOWN FILM - The present invention relates to a polypropylene composition comprising a first component being a propylene polymer produced in presence of a metallocene-based catalyst system, and a second component being a random copolymer of propylene and one or more comonomers, said random copolymer being produced in presence of a Ziegler-Natta polymerization catalyst. The polypropylene composition of the present invention is particularly suited for blown film and is characterized by excellent optical properties. Further, the present invention relates to a multilayer film or a laminate comprising such a blown film. Additionally, the present invention relates to a process for producing such a blown film, multilayer film or laminate. | 02-23-2012 |
20120064356 | Adhesive system, method of assembly of distinct components therewith - An adhesive system including a cyanoacrylate adhesive composition having a polymerization retarder that slows the polymerization rate of the cyanoacrylate, increases the lubricity to achieve proper assembly and aids in achieving desirable bonding properties of the adhesive; and a phosphorous-based primer that assists in preparing the components to be bonded. Methods of connecting dissimilar materials, preferably those used in medical applications, utilizing the adhesive system and the resulting adhered assemblies are disclosed. | 03-15-2012 |
20120077048 | Graft composition for improved tie layers - Graft compositions, useful for tie-layer adhesives, are disclosed. The graft compositions comprise the reaction product of a live, grafted polyolefin and an olefin elastomer. The grafted polyolefin is first made by heating a polyolefin and an unsaturated monomer. Further reaction of the live, grafted polyolefin with an olefin elastomer provides the graft composition. Grafting efficiency is boosted dramatically by the presence of the olefin elastomer and use of the additional reaction step. The graft composition, when formulated into a tie-layer adhesive at low concentration, affords multilayer structures with good adhesion and high clarity. | 03-29-2012 |
20120189862 | STRETCH PACKAGING FILM - There is provided a novel chlorine-free stretch packaging film which has good packaging workability, packaging finish, elastic recovery, bottom sealing stability and transparency, hardly suffers from occurrence of tearing thereof and breakage when used in a low temperature condition, and is excellent in storage stability as pellets and economy. The stretch packaging film of the present invention comprises a layer X comprising a resin composition X which comprises, as main components, a propylene-ethylene random copolymer (A) which has an ethylene content of not less than 5% by mass and satisfies the condition that a single peak is observed in a crystallization curve of the component (A), and the peak temperature is not higher than 70° C. (condition (1)), and a crystalline polypropylene-based resin (B) which satisfies the condition that among peaks observed in a crystallization curve of the component (B), the maximum peak temperature is higher than 70° C. (condition (2)), wherein a mass ratio of the component (A) to the component (B) ((A):(B)) is 8:2 to 2:8. | 07-26-2012 |
20120208039 | MULTILAYER FILM OF A WALL OF A BAG HAVING SEAMS AND INTENDED FOR A BIOPHARMACEUTICAL PRODUCT - Monolayer contact film, designed, once made integral with a multilayer functional film, to constitute a final multilayer film of a pouch wall; the pouch having seams, and designed to be filled with biopharmaceutical product, and composed of a selected material that can be part of the composition of the final multilayer film, be in contact with the biopharmaceutical product, without degradation of the film and biopharmaceutical product, be sealable on itself, with a thickness that is less than the thickness of a single contact layer of the final multilayer film suitable for the production of seams of the single contact layer on itself, of which one surface functions as an interface for interlocking with a first interface for making the multilayer functional film integral, and whose other surface has as its final function to constitute the contact surface of the final multilayer film with the biopharmaceutical product. | 08-16-2012 |
20120219813 | Films Containing Blends of Polyolefins and Polyolefin/Polystyrene Interpolymer Particles - A film containing a polymer composition that includes from 0.1 to 60% by weight of interpolymer resin particles containing a styrenic polymer intercalated within a first polyolefin and from 40 to 99.9% by weight of at least one second polyolefin. The first polyolefin is present at from 20% to 80% by weight based on the weight of the particles, has a VICAT softening temperature greater than 60° C. and a melt index of from 0.3 to 15 g/10 minutes (Condition I, 190° C., 2.16 kg). The styrenic polymer is present at from 20% to 80% by weight based on the weight of the particles. The interpolymer resin particles have a gel content ranging from 0 to 5% by weight based on the weight of said interpolymer resin particles, a VICAT softening temperature ranging from 85° C. to 115° C., and a melt index value ranging from 0.1 to 6.0 (Condition I). | 08-30-2012 |
20120244369 | COATINGS TO PREVENT BIOFOULING OF SURFACES - The invention provides novel compositions comprising one or more polymers, including a functional triblock copolymer and optionally a structural triblock copolymer and compositions that include such polymers. The functional triblock contains quaternized nitrogen anti-fouling functionality. The compositions can be used to prepare antimicrobial, antifouling coatings, for example, for medical, health, marine fouling, corrosion and general protein fouling resistance applications. | 09-27-2012 |
20130095335 | Film Composition for Controlled Peelable Seal Film - The present invention provides polymeric film and, more particularly, a multi-layer polymeric film including one or more structural layers of homogenous polypropylene; one or more structural layers of random copolymer polypropylene; one or more anhydride modified polyethylene based tie layers; one or more linear low density polyethylene (LLDPE) blend sealant layers having a primary LLDPE component, a secondary LLDPE component, and an optional LDPE additive component | 04-18-2013 |
20130095336 | Film Composition for Controlled Peelable Seal Film - The present invention provides polymeric film and, more particularly, a multi-layer polymeric film including one or more structural layers of homogenous polypropylene; one or more structural layers of random copolymer polypropylene; one or more anhydride modified polyethylene based tie layers; one or more linear low density polyethylene (LLDPE) blend sealant layers having a primary LLDPE component, a secondary LLDPE component, and an optional LDPE additive component. | 04-18-2013 |
20130095337 | THERMOPLASTIC RESIN LAMINATE - A thermoplastic resin laminate is a transparent substrate material or protective material which is excellent in transparency, birefringence, and pattern-formability. The laminate is a synthetic resin laminate formed of a methacrylic resin layer, and a vinyl copolymer resin layer laminated on one or both sides of the methacrylic resin layer. The vinyl copolymer resin contains a (meth)acrylate structural unit and an aliphatic vinyl structural unit represented by specific formulas. The ratio of the sum of the (meth)acrylate structural units and the aliphatic vinyl structural units is 90 to 100 mol % with respect to all the structural units that form the resin. The ratio by mole of the (meth)acrylate structural unit to the aliphatic vinyl structural unit is 65:35 to 85:15. The methacrylic resin contains a structural unit having no benzene ring in an amount of 90 mol % or more with respect to all the structural units. | 04-18-2013 |
20130130048 | POLYMER COMPOSITE FILM WITH BARRIER FUNCTIONALITY - Polymer composite material with barrier functionality, in particular for the use in fumigation methods, comprising at least one base polymer compound and at least one barrier functional layer, wherein the barrier functional layer comprises at least one binder that is cross-linkable and after cross-linking capable of water absorbing and gel-forming. | 05-23-2013 |
20130196168 | METHOD FOR SECONDARY MOLDING OF POLYMER NANO ORIENTED CRYSTAL MATERIAL - A method for secondary-molding a polymer nano oriented crystal material in accordance with an embodiment of the present invention includes the steps of: heating the polymer nano oriented crystal material so that the polymer nano oriented crystal material changes into a mobile phase or a melt having a dense entanglement network structure; molding the polymer nano oriented crystal material which changed into the mobile phase or the melt including the dense entanglement network in the step; and cooling the polymer nano oriented crystal material, which has undergone the step, until the polymer nano oriented crystal material changes into an ordered phase. | 08-01-2013 |
20130273385 | HALOGEN-FREE WATERBORNE COATING COMPOSITION - The present invention provides a mono coating film type waterborne coating composition comprising halogen free polyolefin resin, acryl polyol, acryl emulsion, and a solvent. According to the present invention, adhesion to a polyolefin substrate is excellent, and physical/chemical properties may be maintained with a single coating film instead of the currently used dual coating films, by a halogen free waterborne composition with physical/chemical properties similar to or more excellent than the existing oil coating or halogen-containing coating composition. Since these effects may be sufficiently obtained with a single coating film, consumption of coating may be reduced about 30-40% compared to the existing method, and particularly, cost reduction may be expected through decrease in equipment required for dual coating film, energy for drying coating film, attractive force of coating, productivity increase, and the like. | 10-17-2013 |
20140170429 | LAMINATES MADE FROM ULTRA-HIGH MOLECULAR WEIGHT POLYETHYLENE TAPE - Disclosed are laminates from multiple stacked plies of a uni-directional tape in which the tape formed from a plurality of ultra-high molecular weight polyethylene gel spun, multi-filament yarns. The resultant laminate contains not more than five percent resin by weight. Related methods of making a laminate of this type are also disclosed. | 06-19-2014 |
20140272443 | HIGH-SLIP STRETCH FILM - A multi-layer stretch wrap film has three or more layers, including at least one outer non-cling layer, at least one inner core layer, and at least one outer cling layer, where the film displays enhanced non-cling properties after being stretched. | 09-18-2014 |
20140295196 | COMPOSITE FILM AND MANUFACTURING METHOD OF THE SAME - A composite film and a manufacturing method of the same are provided. The composite film includes an organic multilayer film and two inorganic gas barrier layers. The organic multilayer film comprises a hydrophobic polymer layer and two hydrophilic polymer layers formed on two opposite surfaces of the hydrophobic polymer layer, respectively. The two inorganic gas barrier layers are formed on the two hydrophilic polymer layers, respectively. | 10-02-2014 |
20140308535 | POLYLACTIC ACID RESIN SHEET AND MOLDED BODY - A polylactic acid based resin sheet having a laminated structure includes a layer A formed of a composition (A) containing polylactic acid and a layer B formed of a composition (B) containing a poly(meth)acrylate based resin, an ionic surface active agent, and a nonionic surface active agent, the layer B being an outermost layer at at least one surface of the sheet, the poly(meth)acrylate based resin accounting for 50 mass % or more and 99.5 mass % or less of the entire 100 mass % of the composition (B), and the ionic surface active agent and nonionic surface active agent in the composition (B) having a mass ratio as follows: 2≦ionic surface active agent/nonionic surface active agent≦25. | 10-16-2014 |
20140322553 | SYNTHETIC COLD SEAL ADHESIVE - An adhesively sealed product is disclosed comprising a first surface, a second surface, and an adhesive layer bonding said first surface to said second surface; said adhesive layer comprising a copolymer and a protective colloid, the copolymer being derived from monomers including one or more a C1 to C20 alkyl(meth)acrylates and having a glass transition temperature (Tg) of from −40° C. to 0° C. using differential scanning calorimetry (DSC), wherein opening the product by separating the first surface from the second surface results in adhesive failure of the adhesive layer thereby resulting in a reclosure adhesion of less than 0.5 N/15 mm. A method of producing an adhesively sealed product is also disclosed. | 10-30-2014 |
20140329103 | MULTILAYER FILM - A multilayer polyolefin film useful for packaging contains a core layer including from 20% to 100% by weight of the core layer of a polyethylene homopolymer having a density of between about 0.94 and about 0.97; an ethylene/alpha-olefin copolymer having a density of between about 0.94 and about 0.97; polypropylene; or a mixture thereof; from 0% to 80% by weight of the core layer of linear low density polyethylene, low density polyethylene, a copolymer of ethylene and vinyl acetate; or a mixture thereof; and a skin layer laminated to the core layer. The skin layer is a layer of linear low density polyethylene, low density polyethylene, a copolymer of ethylene and vinyl acetate; or a mixture thereof. At least one of the core layer and the skin layer includes at least 20% modern carbon. If desired, two skin layers may be laminated to opposing surfaces of the core layer. | 11-06-2014 |
20140370315 | NON-HALOGEN FLAME RETARDANT ELECTRIC WIRE CABLE - A non-halogen flame retardant electric wire cable includes a conductor, at least one insulating layer formed on an outer periphery of the conductor by coating the conductor with a non-halogen flame retardant resin composition, and a sheath formed on an outer periphery of the outermost insulating layer by coating the outermost insulating layer with the non-halogen flame retardant resin composition. The non-halogen flame retardant resin composition includes a base polymer including any one of ethylene-vinyl acetate copolymer having a vinyl acetate content of 25% by mass or more and polyethylene having a melting peak temperature of 115° C. to 140° C. as measured by DSC and a metal hydroxide. Ratios of the changes in the mass of the sheath and the outermost insulating layer which occur when the sheath and the outermost insulating layer are immersed in xylene heated at 110° C. for 24 hours are 420% or less. | 12-18-2014 |
20150010764 | HEAT SHRINKABLE FILM - The present invention refers to a multilayer heat shrinkable film characterized by a combination of desirable properties, such as high shrinkage, good optical properties, excellent sealability and puncture resistance. The invention further is directed to a method of producing said film. The invention is further directed to the use of said film or bags and pouches made therefrom for packaging goods as for example food products. | 01-08-2015 |
20150010765 | POLYOLEFIN ELASTOMER FORMULATIONS - Disclosed are olefin block copolymer formulations comprising polyethylene and polypropylene that provide improved adhesion properties to polypropylene while maintaining desired flexural modulus characteristics and are particularly suited for overmolded goods. | 01-08-2015 |
20150030867 | Polymer Compositions, Methods of Making the Same, and Articles Made Therefrom - The present disclosure is directed to compositions and methods for improving the cling performance in stretch-cling films. Compositions include: (a) 80.0 to 99.5 wt. % of a propylene-based elastomer, the propylene-based elastomer comprising at least about 60.0 wt. % propylene-derived units and about 5.0 to about 25.0 wt. % ethylene-derived units, based on total weight of the propylene-based elastomer, wherein the propylene-based elastomer has a heat of fusion of less than about 80.0 J/g; and (b) 0.5 to 20.0 wt. % of a polyalphaolefin, wherein the amounts of the propylene-based elastomer, and the polyalphaolefin are based on the weight of the composition. Methods of making such compositions as well as compositions including an ethylene-based polymer and films and methods of making films are also disclosed. | 01-29-2015 |
20150056462 | FLAME RETARDANT FILM - A flame retardant film is a thin flexible film formulated from about 60.0% to 87.0% polyolefin, and about 6% to 30% Mg(OH) | 02-26-2015 |
20150132593 | CURL RESISTANT BARRIER FILMS - Multilayer “barrier” films which have excellent Water Vapor Transmission Rate (WVTR) performance are prepared using a core layer which comprises a blend of from 92 to 60 weight % of nucleated HDPE and from 8 to 40 weight % LDPE. The films are suitable for the preparation of packages for dry foods such as crackers and breakfast cereals. | 05-14-2015 |
20150147583 | Films and Methods of Making the Same - Disclosed are films which can provide seal strengths suited for both peelable and nonpeelable seals in a package. | 05-28-2015 |
20150329734 | BARRIER FILM, METHODS OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a recyclable barrier film comprising a first layer comprising high density polyethylene; and a barrier layer comprising a polymer other than polyethylene; where the polymer is operative to reduce the oxygen transmission rate through the barrier film relative to the oxygen transmission rate through the first layer; where the barrier layer is present in the barrier film in an amount of less than 5 weight percent, based on the total weight of the barrier film. Disclosed herein too is a method of manufacturing the disclosed barrier film. | 11-19-2015 |
20150336359 | BIAXIALLY ORIENTED POLYPROPYLENE FILM WITH LOW MOISTURE VAPOR TRANSMISSION RATE - A laminate film comprising a core layer comprising of a high crystalline propylene homopolymer blended with an amount of hydrocarbon resin; crystalline polyethylene wax; and a fluoropolymer and/or a metal oxide nanoparticle which exhibits excellent transparency and moisture vapor barrier properties. The laminate film could further have additional layers such as a second polyolefin resin-containing layer, or a heat-sealable polyolefin-containing layer, or combinations thereof. | 11-26-2015 |
20150348820 | DICING SHEET BASE FILM AND DICING SHEET - A dicing sheet base film includes a resin layer (A). The resin layer (A) contains: a polyethylene (a1) that has a density of 0.900 g/cm | 12-03-2015 |
20150376354 | Cast Film Component Layer Exhibiting an Outstanding Cling Property - A cast film, for use in monolayer and multilayer applications, having an outstanding inherent cling property is disclosed. Additionally, a multilayer cast film utilizing a cast film component layer prepared from a Ziegler-Natta catalyzed ethylene and alpha-olefin copolymer is disclosed, wherein the cast film component layer has a cling force of at least 200 grams-force per inch width at 200% pre-stretch, a slow puncture resistance of greater than 50 J/mm, and a TD tear strength of greater than 450 g/mil, with no cling additives present in the cast film component layer. | 12-31-2015 |
20150376449 | BARRIER FILM, METHODS OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a barrier film comprising a substrate comprising a first surface and a second surface; where the first surface and the second surface are opposedly disposed to each other; and a barrier coating comprising alternating layers of cationic material and anionic material; where the barrier coating is reactively bonded with at least the first surface of the substrate. Disclosed herein too is a method comprising disposing upon a substrate a barrier coating comprising alternating layers of cationic material and anionic material; where the barrier coating is reactively bonded with at least one surface of the substrate. | 12-31-2015 |
20160024324 | Coating Composition, a Film Containing the Same, and a Method for Forming a Sealable Film - A coating composition comprising: an aqueous dispersion comprising: the melt-kneading product of (A) a base polymer which comprises one or more thermoplastic polymers, (B) a stabilizing agent which comprises at least one component selected from the group consisting of acrylic acid grafted ethylene-based polymers and maleic anhydride grafted polyolefins; (C) a neutralizing agent; and (D) water; wherein the aqueous dispersion has a volume average particle size of less than about 5 μm is provided. | 01-28-2016 |
20160121580 | BUTENE-1 COPOLYMER TIE LAYER IN MULTILAYER FILM STRUCTURES HAVING A LOW SEAL TEMPERATURE AND IMPROVED HOT TACK - Multilayer film (BOPP) structure comprising at least:
| 05-05-2016 |
20160137822 | COMPOSITIONS CONTAINING LOW DENSITY ETHYLENE-BASED POLYMERS WITH HIGH MELT STRENGTH AND FILMS FORMED FROM THE SAME - The invention provides a composition comprising the following: A) a first ethylene-based polymer, formed by a high pressure, free-radical polymerization process, and comprising the following properties: a) a Mw(abs) versus I2 relationship: Mw(abs) | 05-19-2016 |
20160158987 | EXTRUSION TOOL WITH HEATING OF THE OUTLET REGION, METHOD FOR PRODUCING A TUBULAR PLASTICS FILM - The invention relates to an extrusion tool ( | 06-09-2016 |
20160168433 | COHESIVE FASTENER FORMULATIONS WITH OLEFIN BLOCK COPOLYMERS | 06-16-2016 |
20160200885 | CALCIUM CARBONATE BARRIER FILMS AND USES THEREOF | 07-14-2016 |
428517000 | Next to polyene polymer | 8 |
20090252981 | Multilayer Sealable Film Having a Temperature-Resistant Layer Therein - The present invention provides a multilayer sealable film having a sealable outer layer, a first heat resistant layer, a core layer, and a second heat resistant layer. In a preferred embodiment of the present invention, the core layer is positioned between the two heat resistant layers. The sealable layer is positioned such that one of the heat resistant layers is located between the seal layer and the core layers. | 10-08-2009 |
20090311548 | MULTILAYER BODY AND PNEUMATIC TIRE USING SAME - A laminate having a superior bondability with an unvulcanized rubber composition layer, comprising (A) a thermoplastic elastomer layer comprising a thermoplastic resin, as a matrix, in which a rubber phase having a halogenated isobutylene-isoprene copolymer and/or halogenated isobutylene p-methyl styrene copolymer is dispersed, as a polymer ingredient, and (B) a tackifier/adhesive composition layer containing 100 parts by weight of a styrene-based copolymer having a double bond, 10 to 400 parts by weight of a metal oxide and a vulcanizer and/or vulcanization accelerator. | 12-17-2009 |
20100297459 | Process for Producing a Polyethylene-Polypropylene Multilayer Blown Film - The present invention relates to a process for producing a multilayer film comprising at least one polyethylene (except high pressure polyethylene) and polypropylene layer, wherein the adhesion between the polyethylene and polypropylene is enhanced without the use of any tie layer by processing the film with a freezing time of less than ten seconds. | 11-25-2010 |
20110223439 | Adhesive composition - Disclosed is an adhesive composition. The adhesive composition comprises from 30 wt % to 65 wt % of a polyolefin, 15 wt % to 65 wt % of a conjugated diene-based elastomer, 0.5 wt % to 15 wt % of an olefin elastomer, and 0.5 wt % to 25 wt % of a maleated polyolefin. The weight ratio of olefin elastomer to conjugated diene based elastomer is within the range of 0.04 to 1. The adhesive of the invention has improved adhesion to styrenic polymer layer, barrier layer, and polyolefin layer. It is suitable for extruded multilayer films, sheets, and many other related applications. | 09-15-2011 |
20120082862 | Elements of a Sustainable Roofing Material - A novel composition of materials that can be extruded into sheets to form panels to create a sustainable roofing system wherein the panels are formed to interlock with like panels in order to provide a substantially weatherproof covering on a roof. The sheet member has a top layer made of NHFR TPO (Non Halogenated Flame Resistant Thermoplastic Polyolefin) or TPP (thermo-polypropylene) and a bottom layer made of TPO (Thermoplastic Polyolefin)or TPP (thermo-polypropylene). The two layers are co-extruded. Then the materials are thermoformed to resemble more popular types of roof coverings such as shake or shingles or tiles. | 04-05-2012 |
20130209818 | LIGHT REFLECTIVE, SELF-ASSEMBLING BLOCK COPOLYMER FILM OR COATING, METHODS FOR THEIR PREPARATION AND USE THEREOF - A multilayer light reflective self assembly film or coating which reflects light of a desired wavelength is obtained by blending block copolymer fractions of different molecular weight. The colour of light reflected by the film or coating depends on the relative amounts of the block copolymers in the blend. Thus, the colour of the reflected light is selectable by varying the relative amounts of the block copolymers in the blend. The polymers may be cross-linked by means of a suitable cross-linking agent. Applications of the film or coating include anti-counterfeiting devices. | 08-15-2013 |
20130252006 | PERMEABLE POLYMER FILM - Films especially suitable for the packaging of fresh foodstuff, like salad and vegetables, due to their valuable balance of high permeability to oxygen and optimal permeability to water vapour, comprising at least one layer A) and at least one layer B), wherein the layer A) comprises a copolymer of propylene with hexene-1 containing from 3 to 9% by weight of recurring units derived from hexene-1, said copolymer having a melting temperature from 125° C. to 143° C., and the layer B) comprises a polyolefin composition containing (all percentages being by weight): a) 10-40% of one or more propylene homopolymers or copolymers containing over 85% of propylene and having a fraction insoluble in xylene at room temperature greater than 80%; and b) 60-90 of one or more copolymers of ethylene with α-olefin(s), containing ethylene in a quantity from 20 to 80%, and having solubility in xylene at room temperature greater than 70%. | 09-26-2013 |
20140377576 | Adhesion Promoter Composition for Polyolefin Substrate - The present disclosure is directed to an adhesion promoter composition comprising of a solvent and a functionalized olefin block copolymer, and articles with the adhesion promoter composition applied thereto. The adhesion promoter composition can be halogen-free. | 12-25-2014 |
428518000 | Next to vinyl or vinylidene chloride polymer | 7 |
20090123772 | HYDROPHILIC COATING METHOD FOR MEDICAL DEVICES - A hydrophilic coating is applied to the surface of a substrate by a method which comprises the steps of (a) applying a first coating comprising a polyvinyl chloride copolymer; and (b) applying a second coating comprising a mixture of a poly(N-vinyl lactam), a polyvinyl chloride copolymer and optionally a zwitterionic compound. Preferably the polyvinyl chloride copolymer is a vinyl chloride-vinyl acetate copolymer. A substrate resulting from the method and a kit for carrying out the method are also provided. | 05-14-2009 |
20100028702 | POLYPROPYLENE COMPOSITION FOR AIR QUENCHED BLOWN FILMS - The invention is directed to a polypropylene resin, which is suitable for manufacturing an air quenched blown film. The resin has a melt flow rate of greater than 5 g/10 min, less than 2% xylene solubles, a pentad isotacticity of greater than 95%, an isotactic pentad/triad ratio of greater than 95%, a crystallinity of at least 65%, and a crystallization temperature of at least 127° C. The polypropylene resin contains from 500 ppm to 2500 ppm of a nucleator/clarifier additive. An quenched blown film made from resin exhibits a crystallization onset temperature of at least 116° C. and a crystallization half-life time of less 4.1 seconds or less when tested using fast DSC analysis with a scan rate of 200° C./minute. | 02-04-2010 |
20100119856 | ADHESIVE RESIN COMPOSITION, AND LAMINATE USING THE SAME - This invention provides an adhesive resin having sufficient adhesion with a polar resin in any applications at normal temperature and applications for boiling and retort processing, a resin composition comprising the adhesive resin, and further a laminate with polyolefin/polar resin including the resin composition as an intermediate layer. An adhesive resin composition (A) for a polar resin is produced by mixing a resin having a carboxylic acid anhydride or derivative thereof component (a1) with a ring-opening polymer or condensation polymer component (a2) having a hydroxyl group or an amino group at both ends or at one end; or graft-reacting the (a2) component with the (a1) component, and wherein an amount of the (a1) component is such that an acid value of the adhesive resin composition (A) is from 0.1 to 50 mg KOH/g with a potassium hydroxide/ethanol solution, and an amount of the (a | 05-13-2010 |
20120258326 | Blends of Ethylene Copolymers and Propylene Based Plastomers in Multilayer Films for Low Noise and RF Welding - Compositions comprising from about 30% to about 95% of one or more RF-active functionalized ethylene copolymers and one or more propylene based plastomers are described. When formed into films or thin layers, the films exhibit a combination of low noise properties and good RF weldability characteristics. Also described are multilayer assemblies using such films and various articles incorporating such. Also described are methods of determining minimum thicknesses of an RF weldable layer in a multilayer film using the compositions. | 10-11-2012 |
20130273386 | MODIFIED POLYPROPYLENE COMPOSITION AND LAMINATE USING THE SAME - It is an object of the present invention to provide a modified polypropylene composition for forming laminates, which enables prevention of lowering of interlaminar bond strength even in the case where it is subjected to high-speed molding or subjected to stretch molding, and a laminate using the composition and having excellent interlaminar bond properties. The present invention relates to a modified polypropylene composition comprising a propylene-based polymer (A-1), 0 to 45% by weight of a propylene-based polymer (A-2), an ethylene/α-olefin copolymer (B) having a melt flow rate (MFR; ASTM D1238, 230° C., load of 2.16 kg) of 0.01 to 40 g/10 min and a density (ASTM 91505) of not more than 0.900 g/cm | 10-17-2013 |
20140072819 | COMPOSITION FOR FORMING FERROELECTRIC THIN FILM, METHOD FOR FORMING THIN FILM AND THIN FILM FORMED USING THE SAME METHOD - Cracking does not occur in a ferroelectric thin film even when Ce is not doped in a composition for forming ferroelectric thin films and a composition for forming relatively thick ferroelectric thin films contains lead acetate instead of lead nitrate. A ferroelectric thin film made of a titanate lead-based perovskite film or a titanate zirconate lead-based complex perovskite film is formed using the composition for forming ferroelectric thin films. The composition includes lead acetate, a stabilizing agent made of lactic acid and polyvinyl pyrrolidone. In addition, a monomer-equivalent molar ratio of polyvinyl pyrrolidone to a perovskite A site atom included in the composition is more than 0 to less than 0.015. Furthermore, a weight average molecular weight of the polyvinyl pyrrolidone is 5000 to 100000. | 03-13-2014 |
20140113153 | SUNSHADE TYPE OF DEVICE WITH A TRANSPARENT OR TRANSLUCENT FILM WHICH ALLOWS SUNLIGHT TO PASS BUT FILTERS OUT ULTRAVIOLET RAYS - This invention relates to a type of sunshade that has the distinctive feature of allowing sunlight and heat to pass, but prevents the passage of ultraviolet rays. The device, of conventional configuration, has a film consisting of three layers. Each layer consists of copolymers. Additives are added to these layers to absorb and stabilize ultraviolet rays. The invention allows the user, at the beach for example, to sunbathe and feel its warmth, while being protected from the damaging effects of ultraviolet rays. | 04-24-2014 |