Entries |
Document | Title | Date |
20080206548 | Benzoxazole Resin Precursor, Polybenzoxazole Resin, Resin Film And Semiconductor Device - A benzoxazole resin precursor comprising a first repeating unit which is obtained by the reaction of a bisaminophenol compound and a dicarboxylic acid compound, at least one of which has the diamondoid structure; a benzoxazole resin precursor further comprising a second repeating unit which is obtained by the reaction of a bisaminophenol compound having no diamondoid structure and a dicarboxylic acid compound having no diamondoid structure; a polybenzoxazole resin obtained by the ring-closing reaction with dehydration of the above benzoxazole resin precursor; a resin film constituted with the benzoxazole resin precursor or the polybenzoxazole resin. A polybenzoxazole resin and a resin film having excellent heat resistance and a small permittivity and a semiconductor device using the resin film can be obtained from the benzoxazole resin precursor. | 08-28-2008 |
20080213566 | FLAME LAMINABLE HYDROPHILIC ESTER POLYURETHANE FOAMS - A hydrophilic ester polyurethane foam is flame laminated to a substrate using a thin sacrificial layer, preferably a sacrificial foam layer. The sacrificial layer in the resulting laminate structure has a thickness of 1.5 mm or less, and preferably is substantially burnt away. The resulting laminate exhibits good bond strength along its length and width without loss of liquid wicking and absorptive properties. | 09-04-2008 |
20080261022 | Polyurethane Composite, Its Preparation and Use - A polyurethane composite is disclosed comprising rigid polyurethane and foamed thereupon a flexible integral skin (surface pore closed) polyurethane foam, wherein the rigid polyurethane having a density range of 600 kg/m | 10-23-2008 |
20080280126 | Open-Celled Foam Having Flam-Retardant and Oleophobic/Hydrophobic Properties and a Process for Producing It - The invention relates to a foam which comprises a foam matrix having essentially open cells and an impregnation comprising essentially fluorocarbon resin or silicone resin applied to the foam matrix. The impregnation additionally comprises at least one flame-retardant substance. The invention further relates to a process for producing a foam according to the invention. | 11-13-2008 |
20080318025 | INK ABSORBENT - An ink absorbent including a base sheet comprising a dry nonwoven fabric having the density of 0.05 to 0.5 g/cm | 12-25-2008 |
20090011221 | Cushioning Material for a Polishing Pad - Disclosed is a cushioning material for a polishing pad, which hardly suffers swelling deformation caused by water because it is extremely low in water-absorbing characteristics and water-swelling characteristics. The cushioning material for a polishing pad includes a polyurethane foam capable of polishing even a semiconductor wafer having an undulated surface or a wafer having a local step that is formed during circuit forming process so that the undulation or step becomes smaller by uniformly polishing an entire surface of the wafer along the undulation or step. The cushioning material for a polishing pad is characterized by including a polyurethane foam obtained by reacting polyol and polyisocyanate with each other, the polyurethane foam having a contact angle with water of 90° or more. The polyurethane foam is preferably made by using hydrophobic polyol, and preferably has a self-skin layer formed thereon. | 01-08-2009 |
20090098360 | Nonwoven Web Material Containing Crosslinked Elastic Component Formed from a Pentablock Copolymer - A nonwoven web material that includes an elastic component or material (e.g., nonwoven web, nonwoven web laminated to an elastic material, etc.) is provided. The elastic component contains a crosslinked network formed from a pentablock copolymer containing at least two monoalkenyl aromatic midblocks positioned between conjugated diene endblocks, such as butadiene-styrene-butadiene-styrene-butadiene (“BSBSB”) or isoprene-styrene-isoprene-styrene-isoprene (“ISISI”). Prior to crosslinking, the pentablock copolymers have a relatively low viscosity and thus may be readily formed into a precursor elastic material (e.g., film, strands, web, etc.) that is subsequently crosslinked to achieve the desired elastic and mechanical properties. | 04-16-2009 |
20090104429 | RESIN COMPOSITION, SHEET-LIKE FORMED BODY, PREPREG, CURED BODY, LAMINATE, AND MULTILAYER LAMINATE - Provided is a resin composition, a prepreg, a cured body, a sheet-like formed body, a laminate, and a multilayered laminate using the resin composition, the resin composition including an epoxy resin and an inorganic filler. For example, when a second layer is formed onto the surface of a cured body, the cured body has improved adhesive property or adhesive property between the cured body and the second layer. A resin composition comprising an epoxy resin, a curing agent for the epoxy resin, a silica treated with an imidazole silane and having a mean particle diameter not more than 5 micrometers, the resin composition including the silica at a proportion of 0.1 to 80 parts by weight to a mixture consisting of the epoxy resin and the curing agent for the epoxy resin 100 parts by weight. | 04-23-2009 |
20090136736 | WATER-ABSORBING RESIN SUITABLE FOR ABSORBING VISCOUS LIQUIDS CONTAINING HIGH-MOLECULAR COMPOUND, AND ABSORBENT AND ABSORBENT ARTICLE EACH COMPRISING THE SAME - A water-absorbent resin is provided which is suitable for absorbing polymer-containing viscous liquids, wherein the specific surface area measured by the BET multipoint technique using krypton gas as the adsorption gas is no less than 0.05 m | 05-28-2009 |
20090162635 | COMPOSITE POROUS METAL BODY AND METHOD FOR MANUFACTURING THE SAME - The present invention provides a composite porous metal body including: a sheet-like metal part containing a porous body having a three-dimensional network structure and being made of titanium or titanium alloy; and a resin part extending in an in-plane direction of the metal part and being integrally formed with the metal part. The handling property of the porous metal body is improved without sacrificing the effective area of the porous metal body. | 06-25-2009 |
20090191399 | PERMANENT HYDROPHILIC POROUS COATINGS ONTO A SUBSTRATE AND POROUS MEMBRANES THEREOF - A membrane includes a base membrane; and an electron beam functionalized coating, the coating comprising a polyvinyl alcohol, a polyvinyl alcohol-polyvinyl amine copolymer, a polyvinyl amine, and derivatives thereof functionalized with an electron beam reactive group adapted to form a radical under high energy irradiation. Also disclosed are processes for forming the membrane. | 07-30-2009 |
20090202813 | POROUS MEMBRANES AND RECORDING MEDIA COMPRISING SAME - The present invention relates to a porous membrane obtainable by polymerizing at least one type of curable epoxyacrylate monomer that is soluble in a solvent wherein at least 50 wt % of said solvent is water. The invention further relates to image recording materials, in which these porous membranes are used. | 08-13-2009 |
20090252951 | Protective sheet for preventing scratches - A protective sheet for preventing scratches which comprises a substrate ( | 10-08-2009 |
20090317621 | Stimuli-Responsive Polymeric Surface Materials - A copolymer comprises a first monomer including a hydrophilic group and a hydrophobic group linked to the hydrophilic group, and a second monomer polymerized to the first monomer. The hydrophobic group is oil-repellant. A receding contact angle of a low surface energy fluid on the copolymer is greater than an advancing contact angle of a high surface energy fluid on the copolymer. | 12-24-2009 |
20090324932 | COMPOSITE PANEL - Composite panel which comprises a layer of foamed material having a density of less than 100 kg/m | 12-31-2009 |
20100028653 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET, FOAM FIXING METHOD AND LAMINATE - The present invention provides a double-sided pressure-sensitive adhesive sheet including: a plastic film substrate; a pressure-sensitive adhesive layer A provided on one side of the substrate; and a pressure-sensitive adhesive layer B provided on the other side of the substrate, in which the layer A is formed from an acrylic pressure-sensitive adhesive containing a crosslinking agent and a (meth)acrylic polymer composed of, as essential monomer components, a (meth)acrylic acid alkyl ester having an alkyl group having a carbon number of 2 to 6, a (meth)acrylic acid alkyl ester having an alkyl group having a carbon number of 7 to 12, a carboxyl group-containing monomer and a hydroxyl group-containing monomer and has a gel fraction of 5 to 40%, and the layer B is formed from an acrylic pressure-sensitive adhesive containing a crosslinking agent and a (meth)acrylic polymer composed of, as essential monomer components, a (meth)acrylic acid alkyl ester having an alkyl group having a carbon number of 2 to 12, a carboxyl group-containing monomer and a hydroxyl group-containing monomer and has a gel fraction of 30 to 60%. | 02-04-2010 |
20100098934 | ELASTOMERIC URETHANE COMPOSITION - An elastomeric urethane composition that is substantially free of particulates includes the reaction product of a resin composition, including a polyetherol, and an isocyanate. The resin composition and the isocyanate are reacted, in the presence of a catalyst, to form a polyurethane elastomer. The catalyst includes a metal selected from the group of titanium, zirconium and hafnium. The elastomeric urethane composition is used in a method of making an article in a mold. The method includes reacting the resin composition and the isocyanate to form the elastomeric urethane composition, applying the elastomeric urethane composition to the mold cavity, and allowing the elastomeric urethane composition to cure to form a first layer. The method also includes applying a urethane composition, different from the elastomeric urethane composition, to the mold to form a second layer. The method further includes curing the article in the mold and de-molding the article from the mold. | 04-22-2010 |
20100098935 | ADHESIVES FILMS - This invention comprises a film useful as an adhesive, a composition useful to make the film, and a laminate comprising the film contiguous with at least one metal substrate, at least one foam substrate or combination thereof. The composition comprises (a) at least one anhydride grafted olefin polymer, (b) at least one high density polyethylene, and (c) at least one elastomer which preferably has a tensile elongation at break of at least about 585%, a density of at most about 0.900 g/cm | 04-22-2010 |
20100151227 | INTERIOR PANEL COMPONENT FOR USE WITH A VEHICLE AND METHOD FOR MAKING - The invention relates to an interior panel component and the method for making the component. The interior panel component for use with a vehicle includes a skin layer, and a resilient layer secured to the skin. The resilient layer is made from a polymeric MDI, a pure MDI, and a polyol. The polyol is less than 50 pphr of a soy-based polyol. The resilient layer is secured to a substrate to form the interior panel component. | 06-17-2010 |
20100189994 | AQUEOUS DISPERSIONS OF CROSS-LINKED, TERTIARY ESTER GROUPS CONTAINING EMULSION POLYMERISATES AND WATER-ABSORBENT MATERIALS ON A CARRIER MATERIAL MADE THEREOF - Aqueous dispersions of crosslinked emulsion polymers comprising tertiary ester groups, comprising
| 07-29-2010 |
20100203320 | PHOTOCURABLE COATING COMPOSITION, FILM FORMING METHOD, AND COATED ARTICLE - A photocurable coating composition is provided comprising (1) porous or hollow inorganic oxide fine particles, (2) a hydrolytic condensate of a bissilane compound or a cohydrolytic condensate of a bissilane compound and another hydrolyzable organosilicon compound, and (3) a photoacid generator. Due to the presence of voids in the resin, the cured coating has a low refractive index. | 08-12-2010 |
20100239847 | Crosslinkable and Foaming Polyester-Polyurethane (Hybrid) Resin Moulding Compositions, with Foaming Characteristics for Closed Mould Applications - It concerns a crosslinkable and foaming polyester-polyurethane resin moulding composition, comprising: an A component, comprising: A1) at least one poly-functional isocyanate compound, and A2) at least one free radical polymerisation initiator a B component, comprising by weight: B1) 100 parts of at least one polyol resin comprising: —B11) 50 to 80 parts of at least one ethylenically unsaturated polyester polyol—B 12) 20 to 50 parts of at least one ethylenically unsaturated monomer, with, B11), being the reaction product of: a) an acid component comprising: a1) at least one ethylenically unsaturated diacid, and a2) at least one saturated diacid with a1/a2 molar ratio so varying to have an unsaturation content in B11) from 0.25/1 to 5/1, and, b) a diol component in excess with respect to component a) B2) from 0.01 to 1.1 parts of water, B3) optionally, up to 35% of at least one hydroxy alkyl (meth)acrylate, B4) at least one catalyst of the isocyanate/hydroxyl reaction, B5) at least one accelerator for the free radical initiator decomposition, B6) at least one foam stabiliser, B7) optionally, fillers and/or other additives the said composition being free of any primary or of secondary amine and of any polyol of low Mw chain extender. The invention further relates to a process of preparation and specific uses in light weight articles in sanitary, building or automotive uses. | 09-23-2010 |
20100247896 | FOAM DEVICE FOR USE IN ELECTRONIC APPARATUS - A foam device for use in an electronic device includes a foam and a foam cover for supporting and fixing the foam in position. The foam cover includes a supporting layer and an isolating layer disposed between the supporting layer and a first end of the foam. The isolating layer nonadhesively contacts the foam. The supporting layer adhesively contacts a second end of the foam. | 09-30-2010 |
20100247897 | MONOLITHIC POLYMER CROSSLINKED COMPOSITE MATERIALS AND METHODS OF MAKING - A bidentate free radical crosslinking initiator binds chemically to silica and silica rich surfaces and enables the free radical based polymerization of various materials such as styrene, divinylbenzene and methylmethacrylate onto silica and silica rich surfaces. When used in connection with aerogels, the resultant crosslinked aerogels exhibit greatly increased strength with only nominal increase in density. | 09-30-2010 |
20100272984 | VINYL CHLORIDE RESIN COMPOSITION FOR POWDER MOLDING, MOLDED OBJECT OBTAINED THEREFROM, LAMINATE, VEHICLE INTERIOR MATERIAL, AND METHOD FOR PRODUCING VINYL CHLORIDE RESIN COMPOSITION FOR POWDER MOLDING - A vinyl chloride resin composition for powder molding of the present invention includes: 100 parts by mass of vinyl chloride resin particles made of vinyl chloride resin whose average degree of polymerization is 1500 or more, the vinyl chloride resin particles having an average particle size ranging from 50 to 500 μm; and 110 to 150 parts by mass of a particular trimellitate plasticizer. The vinyl chloride resin composition has excellent powder flowability and results in a molded object having excellent heat aging resistance and low-temperature resistance. | 10-28-2010 |
20100297429 | COMPOSITE MEMBRANE AND METHOD OF MAKING - The present invention provides a composite membrane comprising a porous base membrane and a polyamide coating disposed on said porous base membrane, said polyamide coating comprising a C | 11-25-2010 |
20110008609 | HEAT INSULATING MATERIAL - A resin foam has a porosity (X) of not less than 80%, having a cell (L) with a cell diameter of not less than 1 μm and not more than 1000 μm, and a cell (S) with a cell diameter of not less than 0.01 μm and less than 1 μm. The resin foam is excellent in thermal insulation performance and environmental performance, further, to provide a non Freon thermal insulation foam material maintaining the excellent thermal insulation performance for a long period of time and not generating condensation easily. | 01-13-2011 |
20110027574 | COATING FOR ELASTOMERIC SUBSTRATES - A coating for elastomers is provided comprising, a rubber modified epoxy resin, an epoxy reactive diluent, and an epoxy curative. The epoxy resin is modified with a carboxyl terminated butadiene acrylonitrile rubber, and the coating is capable of co-extrusion with an elastomeric substrate, such as a weatherstrip. | 02-03-2011 |
20110052903 | WATER DILUTABLE UV-CURABLE POLYURETHANE - A water dilutable UV-curable polyurethane containing alkylene oxide groups, the polyurethane being obtained from components comprising at least: (i) 1 to 25 wt. % of at least one polyisocyanate; (ii) 0 to 80 wt. % of at least one hydroxyl functional compound containing alkylene oxide groups; (iii) 10 to 90 wt. % of at least one hydroxyl functional compound containing at least one polymerisable unsaturated (meth)acryloyl functional group per molecule; and (iv) 0 to 50 wt. % of at least one isocyanate-reactive compound not comprised by (ii) or (iii); wherein the sum of (i) to (iv) is 100%. | 03-03-2011 |
20110052904 | PULTRUSION PROCESS AND RELATED ARTICLE - A pultrusion article and method for manufacturing the same is disclosed. The article has a core of cured thermoset material and foaming agent. Unidirectional fibers are distributed about the periphery of the article. A shell of cured thermoset material encapsulates the unidirectional fibers, with the shell having a greater density than the core. The core and the shell are bonded together. The article provides increased strength without the use of cross-fibers. | 03-03-2011 |
20110070424 | Size-selective polymer system - A size-selective hemocompatible porous polymeric adsorbent system is provided, the polymer system comprises at least one polymer with a plurality of pores, and the polymer has at least one transport pore with a diameter from about 250 Angstroms to about 2000 Angstroms, and the polymer has a transport pore volume greater than about 1.8% to about 78% of a capacity pore of volume of the polymer. | 03-24-2011 |
20110129660 | Water-Repellent Light Weight Cellular Concrete Panel, Method of Producing The Aforesaid, And Water-Based Organopolysiloxane Emulsion - A water-repellent lightweight cellular concrete panel having on its surface a water-repellent treatment layer provided by a water-based emulsion of a non-film-forming amino-modified organopolysiloxane. A water-based emulsion of a non-film-forming amino-modified organopolysiloxane is applied, by a spray method or a roller coating method, on the surface of lightweight cellular concrete panel and drying is carried out. An O/W water-based emulsion of a non-film-forming amino-modified organopolysiloxane that has an amine equivalent weight of 500 to 100,000 gram/mol and a viscosity at 25° C. of 50 to 1,000,000 mPa·s. | 06-02-2011 |
20110171458 | Polymer Coatings Comprising A Complex of An Ionic Fluoropolyether and a Counter Ionic Agent - The present invention relates to an article comprising a polymeric substrate and a coating thereon comprising a complex of an ionic fluoropolyether and a counter-ionic agent, to a process for the production of a coating on a polymeric substrate comprising the steps of a) preparing a mixture of an ionic fluoropolyether or a precursor thereof and a counter-ionic agent of a precursor thereof and b) applying the mixture prepared in step a) onto the substrate, to the use of such articles for the manufacture of a garment, a filter element, a venting element or a protective enclosure, to the use of a coating composition comprising a complex of an ionic fluoropolyether and a counter-ionic agent for coating of a polymeric substrate, and to the use of a coating composition comprising a complex of an ionic fluoropolyether and a counter-ionic agent as an antimicrobial or antifungal coating of a substrate. | 07-14-2011 |
20110206926 | Composite Foam Product - A composite foam product comprising a foam core surrounded by a gas-impermeable film. The gas-impermeable film retains the gas formed from the blowing agent so that the pressure inside the foam core is above ambient pressures. | 08-25-2011 |
20110268961 | METHOD FOR PRODUCING AIR-PERMEABLE COMPOSITE SHEET - It is an objective of the present invention to provide a method for producing an air-permeable composite sheet which has excellent mechanical strength and compression resistance as well as PTFE's innate property such as air-permeability, water repellency, heat resistance and chemical resistance; and a filter and a fabrics material containing the air-permeable composite sheet produced by the method as a constituent material. The method for producing an air-permeable composite sheet according to the present invention is characterized in comprising steps of filling pores of a porous PTFE sheet with a hardenable material solution; hardening or semi-hardening the porous PTFE sheet filled with the hardenable material solution; and expanding the hardened or semi-hardened porous PTFE sheet. | 11-03-2011 |
20110287248 | FOAMED PLASTIC SHEET - An unmixed plastic sheet, which is made of a thermoplastic material and which is composed of a number of body segments that are adjacent to one another in a plane, interconnected and made of a closed-cell foam material. The body segments are thermoplastically welded to one another at their abutting lateral faces while forming flat weld seams. The flat weld seams form a plastic intermediate layer, which has few pores, and which is provided in the form of a web structure that, when viewed from above, is reticular and reinforces the plastic sheet. The inventive plastic sheet is preferably used as a core layer in sandwich composites. | 11-24-2011 |
20120028032 | STRUCTURAL COMPOSITE LAMINATES - A composite laminate is formed from a structural foam and a reinforcement layer. The matched surface tensions of the structural foam and reinforcement layer result in increased bond strength between the structural foam and the reinforcement layer, thus providing for improved physical characteristics including improved lap shear and flexural strength. | 02-02-2012 |
20120070648 | PROCESS TO INCREASE THE OLEOPHOBICITY OF PTFE, AND RESULTING OLEOPHOBIC ARTICLES - Method of making a oleophobic layer on a fluoropolymer (e.g., polytetrafluoroethylene (PTFE)). The oleophobic layer includes a fluoroalkyl acrylate copolymer. The fluoropolymer may be an expanded PTFE formed into a porous membrane. The oleophobicity may be sufficient to repel #8 oil (n-heptane) in accordance with AATCC Test Method 118. There are also coated articles including fluoropolymers and oleophobic layers made from fluoroalkyl acrylate copolymers. | 03-22-2012 |
20120128967 | PVC AND STYRENIC ALLOY DECKING WITH REDUCED SURFACE STRESS ACCUMULATION - An extruded structural article with reduced stress whitening is disclosed. The article has a styrenic alloy cap layer that is lightly plasticized to reduce the stress discoloration without degrading properties of the article. A plasticizer is blended with components of the cap layer, and the cap layer co-extruded with a structural core material to form the article. | 05-24-2012 |
20120148829 | POROUS FILMS BY BACKFILLING WITH REACTIVE COMPOUNDS - The invention provides methods for modifying one or more properties of porous thin films. In such methods, a formulation comprising a reactive species is applied to the porous thin film and allowed to crosslink. In some embodiments, the crosslinked network thus formed imparts increased mechanical strength and wear resistance to the porous thin films. | 06-14-2012 |
20120148830 | SOIL RESISTANT FLOOR TREATMENT - A soil resistant floor surface treatment composition is provided. In particular, a composition comprises a maleic/olefin copolymer and an optional cleaning agent. Methods for treating a porous floor surface with a soil resistant agent and kits comprising a floor treatment composition, an applicator, a removal agent for removing a plurality of soils from a treated surface, and instructions for use are further provided by the present invention. | 06-14-2012 |
20120156470 | SURFACE-MODIFIED SILICIC ACID SEMI-GELS - The invention relates to novel surface modified semi-gels, to a method for producing same, and to the use thereof. | 06-21-2012 |
20120237759 | COMPOSITE MATERIAL OF OPEN-CELL RIGID FOAM - The present invention relates to a composite material, comprising a sandwich element ( | 09-20-2012 |
20120237760 | METHOD FOR INCREASING THE WATER RESISTANCE OF A POROUS MATERIAL, COMPOSITIONS THEREFORE AND POROUS MATERIALS TREATED ACCORDING TO THE METHOD - The present invention relates to a method for increasing the water resistance of a porous material, in particular wood, in which method a block-polymer comprising at least one hydrophobic block and at least one hydrophilic block, is dissolved in a fluid and applied to the material under supercritical conditions. | 09-20-2012 |
20120251816 | Foamboard with multi-layer construction - A foamboard has a polystyrene foam core, first and second base layers respectively adhered to opposite sides of the foam core and first and second outer layers respectively adhered to the first and second base layers. The first and second base layers are polymer film and the outer layers are paper or paperboard. The polymer film base layers are securely adhered to the foam core either as the foam core is formed or by adhesive, and the polymer film base layer provides a smooth surface for securing the paper or paperboard outer layer by adhesive. This provides a more secure attachment of the outerlayers to the foam core. | 10-04-2012 |
20120321879 | ADHESIVE FOR BONDING POLYIMIDE RESINS - One embodiment relates to an, article and a method for producing an article including a plurality of substrates, and an adhesive bonded between at least two of the plurality of substrates. The adhesive can include a polycarbonate copolymer that includes reacted resorcinol, siloxane, and bisphenol-A. Another embodiment relates to an article having a first polyimide substrate, a second polyimide substrate, and an adhesive bonded between the first substrate and the second substrate. The article can have a 2 minute integrated heat release rate of less than or equal to 65 kilowatt−minutes per square meter (kW−min/m | 12-20-2012 |
20120321880 | PADDED INJURY REDUCING NON SLIP POOL DECKING - A padded injury reducing non slip pool decking has an expanded polypropylene substrate as a core with its surfaces and a coating upon the surfaces adhered following skiving upon the surfaces. The present invention seeks to reduce slip injuries around a pool by providing a padded surface. The padded surface attenuates impact forces that occur when a person falls, or a body part of a person, hits the deck. The present invention provides a cushioning action that has increased energy absorption properties over the existing surfaces around swimming pools. The core utilizes expanded polypropylene melted from its pellet stage into generally slab form with a polyurethane coating. The coating has a precise mixture of three components and various additives. The components include methylenebis and isothianzolin and the additives include traction, tints, among other things. | 12-20-2012 |
20130040128 | HIGHLY CORROSION RESISTANT POLYUREA COMPOSITION - Disclosed herein is a chemical resistant polyurea composition that may retain physical integrity even when continuously or semi-continuously exposed to a corrosive environment comprising alkalis or acids. The chemical resistant polyurea composition may be formed, in some embodiments, by a process including: reacting a polyalkadiene polyol with a polyisocyanate at a temperature and for a time sufficient to result in a polyurea prepolymer containing less than 5 wt. % NCO; admixing the polyurea prepolymer containing less than 5 wt. % NCO with a polyfunctional amine curing agent and at least one of a solvent, a UV absorber, an antioxidant, and a colorant to form a curable composition, wherein the polyurea prepolymer and the polyfunctional amine are admixed at a stoichiometric ratio, based on equivalents, in the range from about 1.03:1 to 1.08:1; and curing the curable composition to form the chemical resistant polyurea composition. | 02-14-2013 |
20130045377 | SUPERABSORBENT POLYMER HAVING A CAPACITY INCREASE - The present invention relates to a particulate superabsorbent polymer comprising a monomer and an internal crosslinker agent wherein the particulate superabsorbent polymer has a Centrifuge Retention Capacity Increase of 2 g/g or more as set forth herein in the Centrifuge Retention Capacity Increase Test. The present invention further relates to a superabsorbent polymer comprising an internal crosslinker agent comprising a silane compound comprising at least one vinyl group or one allyl group attached to a silicon atom, and at least one Si—O bond. The present invention further relates to an absorbent article that includes such particulate superabsorbent polymers. | 02-21-2013 |
20130089728 | VINYL CHLORIDE RESIN COMPOSITION FOR POWDER MOLDING, AND MOLDED ARTICLE AND LAMINATE OF VINYL CHLORIDE RESIN - A vinyl chloride resin composition for powder molding contains 100 parts by mass of (a) a vinyl chloride resin, 65 to 105 parts by mass of (b) a specific trimellitate plasticizer, and 10 to 50 parts by mass of (c) a specific diester phthalate plasticizer. A mixture ratio of (c) the specific diester phthalate plasticizer to whole plasticizers is in a range of 5 to 50 percents by mass. | 04-11-2013 |
20130101826 | Composition, Foam and Article Made Therefrom - The present invention discloses a composition comprising a) a thermoplastic vulcanizate and b) a thermo-expandable microsphere comprising a polymer shell and a propellant encapsulated in said polymer shell based on the total weight of the composition. The composition is suitable for making foam with balanced load deflection and elasticity, including soft touch, reduced to low deflection, improved relaxation performance and low water absorption, replacing either soft paint or assembled constructions with foam sheets and meeting requirements in soft touch applications. | 04-25-2013 |
20130164524 | CONSTRUCTION BOARDS WITH COATED FACERS - A construction board comprising a foam layer and at least one coated facer, where the at least one coated facer includes a substrate and a coating. | 06-27-2013 |
20130202875 | Elastic Composite Film and Composite Fabric and Production Process Thereof - An elastic composite film provided with a sintered ePTFE film and an elastomeric resin layer, produced by continuously forming the elastomeric resin layer on at least one side of the sintered ePTFE film, continuously elongating the resulting multilayer film at less than the yield point of the expanded, sintered, porous film and at an elongation factor of 1.3 times or more in the biaxial directions, or in the uniaxial direction without contracting in the direction perpendicular to the direction of elongation, and relaxing the resulting elongated multilayer film, wherein when the composite film is elongated by 10% in the longitudinal and/or transverse direction, the tensile stress of the composite film is 2.5 N/15 mm or less, and/or the elongation percentage of the composite film in the longitudinal and/or transverse direction is 30% or more and the elongation recovery rate is 70% or more. | 08-08-2013 |
20140079943 | ARTIFICIAL LEATHER AND METHOD FOR MAKING THE SAME - The present invention relates to an artificial leather and method for making the same. The artificial leather includes a polyester fiber substrate and a thermoplastic polyester elastomer (TPEE) resin layer. The polyester fiber substrate has a plurality of polyester fibers. The thermoplastic polyester elastomer (TPEE) resin layer is disposed adjacent to the polyester fiber substrate, and the material thereof is thermoplastic polyester elastomer (TPEE). Whereby, the material of the all layers of the artificial leather is polyester types, therefore, the whole artificial leather can be melted to recycle and reuse when disposing the artificial leather, so as to achieve the effect of environmental protection. | 03-20-2014 |
20140178668 | Method for Manufacturing a Soft Foamed Assembly Which is Used as a Decorative Outer Layer - A method for manufacturing a soft foamed assembly includes a first step of providing a mold having an interior formed with a predetermined die cavity, a second step of fixing a polyurethane (PU) synthetic skin in the die cavity of the mold, a third step of filling a polyurethane (PU) liquid substance into the die cavity of the mold, a fourth step of closing the die cavity of the mold, and a fifth step of foaming the PU liquid substance in the die cavity of the mold to form a soft foamed body which is combined with the PU synthetic skin so as to form a soft foamed assembly consisting of the soft foamed body and the PU synthetic skin. Thus, the soft foamed assembly is made easily and quickly. | 06-26-2014 |
20140205832 | PHOSPHORUS CONTAINING EPOXY COMPOUNDS AND COMPOSITIONS THEREFROM - Epoxy containing phosphonate monomers, polymers, copolymers, oligomers and co-oligomers and methods for making the same are describes herein. These materials can be used to make polymers, and can be combined with other polymers, oligomers or monomer mixtures to make resins with excellent fire resistance that can be used in a variety of industrial and consumer products. | 07-24-2014 |
20140272381 | POLYSTYRENE FOAM PRODUCTS WITH IMPROVED ADHESION AND WATER RESISTANCE, AND METHODS OF MAKING THE SAME - A water-resistant preformed polystyrene foam product with improved adhesive properties is provided. A water-resistant coating for preformed polystyrene products is also provided. The coating can be formulated as a sprayable composition and is easy to apply. Methods for making the coating formulations and water-resistant preformed polystyrene products are also provided. | 09-18-2014 |
20140302306 | Cranial Bone Surrogate and Methods of Manufacture Thereof - A surrogate multilayered material includes a first fiber reinforced layer; the first reinforced layer including a crosslinked polymer and fibers; a second fiber reinforced layer; the second reinforced layer including the crosslinked polymer and the fibers; a foam layer; the foam layer disposed between the first fiber reinforced layer and the second fiber reinforced layer; where opposite faces of the foam layer are in direct contact with the first fiber reinforced layer and the second fiber reinforced layer; the foam layer having a compressive strength of about 3.5 to about 4.5 MPa, when measured as per ASTM-D-1621-73, and a shear strength of 1.50 to about 2.15 MPa, when measured as per ASTM-C-273. | 10-09-2014 |
20150024192 | ABSORBER AND ABSORBENT ARTICLE USING THE SAME - To provide an absorbent body and an absorbent article having excellent deodorization effect. The present invention provides an absorber comprising, a crosslinked polymer mainly composed of acrylic acid and having carboxyl groups thereof being at least partially neutralized as a water-absorbent resin powder, and an antibacterial cationic surfactant, wherein the antibacterial cationic surfactant is a compound neutralized with an acid having an acid dissociation constant pKa in water at 25 degrees centigrade in a range from 3.0 to 5.5. | 01-22-2015 |
20150050486 | GEOPOLYMER PRECURSOR-AEROGEL COMPOSITIONS - Geopolymer precursor-aerogel compositions. As an example, a geopolymer precursor-aerogel composition can include an aluminosilicate reactant, an alkaline activator, an aerogel additive, and a continuous medium. | 02-19-2015 |
20150140318 | ANTI-POWDERING AND ANTI-STATIC POLYMER FILM FOR DIGITAL PRINTING - A coated polymer film, such as a coated polyester film, is disclosed. In one embodiment, the coated film may be used as a substrate for digital printing. In one embodiment, the coating contains an anionic anti-static agent comprising a sulphonated copolyester resin. In an alternative embodiment, the coating contains an anti-static agent comprising an organometallic, such as an organo zirconate, in combination with metal oxide particles. The metal oxide particles may comprise nanoparticles. In one embodiment, the coating can further contain a print enhancing agent and an adhesion promoter. | 05-21-2015 |
20150299945 | POLYURETHANE DISPERSION BASED SYNTHETIC LEATHERS COMPRISING ACRYLIC LATEX - Disclosed herein are synthetic leathers comprising latex, and having improved peel strength and/or improved embossability. The leathers comprising a fabric that is optionally impregnated with a polymer resin, wherein the fabric is in contact with a polymeric layer that was made from a mixture comprising a frothed polyurethane dispersion in water and latex. Methods of making these synthetic leathers, which have improved peel strength and/or improved embossability relative to non-latex containing synthetic leathers, are also disclosed. | 10-22-2015 |
20150352816 | INSULATION COMPONENT AND MOLDING PROCESS FOR THE SAME - The invention discloses an insulation component and a molding process for the same. The insulation component comprises an inner insulation foam layer and a layer, manufactured by reaction injection molding, of seamless stiff polymer material surrounding the inner insulation foam layer. The insulation component of the invention is made by reaction injection molding. Since the insulation component of this invention is made by forming a seamless stiff polymer material layer surrounding the inner insulation foam layer via reaction injection-molding, the sealing is good, a pre-assembled component is not required, the producing process is simple and the production cost is low. | 12-10-2015 |
20160032191 | FLAME RETARDANTS - Methods and compositions pertaining to flame retardants using micronized rice husks are disclosed. | 02-04-2016 |
20160039186 | Vapor Permeable and Liquid Impermeable Film and Carpet Pad Including Same - A carpet pad comprising a cushion comprising an upper surface and a lower surface; and a co-extruded barrier film comprising a first layer and a second layer, wherein the co-extruded film is disposed on the cushion such that the second layer is interposed between the first layer and the upper surface, the film comprises from about 50 wt % to about 70 wt % of the first layer and from about 30 wt % to about 50 wt % of the second layer, the first layer comprises at least about 80 wt % of a polymeric (e.g., resin) material, and the second layer comprises at least about 75 wt % of a polyolefin copolymer material. | 02-11-2016 |
20160046780 | FLEXIBLE FOAMS HAVING AN ABRASIVE SURFACE - The invention relates to flexible foams with a flexible, abrasive surface which comprise 1 to 90% by weight of a mixture, based on the uncoated substrate, which comprises the condensation product of 99.985 to 20% by weight of at least one precondensate of a heat-curable resin, 0 to 10% by weight of a polymeric thickener selected from the group consisting of biopolymers, associative thickeners and/or completely synthetic thickeners, 0.01 to 10% by weight of a curing agent, 0 to 10% by weight of surface-active substances or surfactants, 0 to 15% by weight of dyes, pigments, or mixtures thereof and 0 to 75% by weight of water, where this mixture comprises 10 to 70% by weight of one or more binders based on the above mixture, from the group of polyacrylates, polymethacrylates, polyacrylonitriles, copolymers of acrylic acid esters and acrylonitrile, styrene and acrylonitrile, acrylic acid esters and styrene and acrylonitrile, acrylonitrile and butadiene and styrene, polyurethanes, melamine-formaldehyde resins, phenol-formaldehyde resins, urea-formaldehyde resins, melamine-urea-formaldehyde resins, melamine-urea-phenol-formaldehyde resins, urea-glyoxal resins. | 02-18-2016 |
20160167089 | FORMING SACRIFICIAL STRUCTURES USING PHASE-CHANGE MATERIALS THAT SUBLIMATE | 06-16-2016 |