Patents for C08J 9 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof (41,910)
05/2003
05/15/2003WO2002050173A3 Blowing agent composition and polymeric foam containing a normally-liquid hydrofluorocarbon and carbon dioxide
05/15/2003US20030092785 Composition containing a cross-linkable matrix precursor and a poragen, and a porous matrix prepared therefrom
05/15/2003US20030092784 Method and composition for polymer-reinforced composite cementitious construction material
05/15/2003US20030092251 Method for forming a region of low dielectric constant nanoporous material using a microemulsion technique
05/15/2003US20030090037 Production of gloves and other articles of flexible polymer material
05/15/2003US20030089903 Dissolved organosilicon compound and porous forming compound which is decomposed or evaporated by heat treatment
05/15/2003US20030089660 Asymmetric porous polytetrafluoroethylene membrane and process for preparing the same
05/15/2003CA2465955A1 Glass fibers containing foamable composition
05/15/2003CA2465897A1 Porous polymeric prostheses and methods for making same
05/14/2003EP1310520A1 Blowing agent composition for the production of foamed thermoplastic synthetic materials
05/14/2003EP1310519A1 Expandable vinyl chloride resin composition
05/14/2003EP1310518A1 Dielectric resin foam and lens antenna comprising the same
05/14/2003EP1310005A1 Multi-component composite film method for preparing the same
05/14/2003EP1309381A1 Surface modification of a porous polymer monolith and products therefrom
05/14/2003EP1163036B1 Sheet of filtering, separating or reacting elements, module comprising same and methods for making such a sheet and such a module
05/14/2003EP0914369B1 Use of blowing agent blends in the preparation of polyisocyanate-based foams
05/14/2003EP0861278B1 Reactive resin manufacture
05/13/2003US6562939 Simplified method of producing biodegradable aliphatic polyesters
05/13/2003US6562880 Polyurethane or polyisocyanurate foams blown with hydrofluorocarbons and carbon atoms
05/13/2003US6562878 Heat-expandable synthetic resin components used to seal and create acoustic baffles in automobile body cavities
05/13/2003US6562519 A microporous film which is excellent in permeability and mechanical strength and has breakage resistance at high temperature
05/13/2003US6562447 Foamed polypropylene sheet having improved appearance and a foamable polypropylene composition therefor
05/13/2003US6562374 Biodegradable porous polymer scaffolds for tissue engineering prepared from an effervescent mixture and its preparation
05/13/2003US6562268 Interior trim panels and method for manufacturing such panels using silaceous materials
05/13/2003US6562266 Composite membrane and method for making the same
05/08/2003WO2003037979A1 Rubber composition, vulcanized rubber and tire
05/08/2003WO2003037971A2 Process of producing expanded polypropylene resin beads
05/08/2003WO2003037970A1 Method of foaming a polymer composition using zeolite and foamed articles so made
05/08/2003WO2002022724A9 Process for making a foam component
05/08/2003US20030088022 Propylene homopolymer composition having a molecular weight distribution in the range from greater than 4.0, and hexane extractables of less than 2.0 wt %.
05/08/2003US20030087994 Used as a substitute for wood fiber, wood flour, and other cellulosic fillers in synthetic wood composites.
05/08/2003US20030087976 Silane-grafted materials for solid and foam applications
05/08/2003US20030087975 Foamed polymer alloy obtained using a supercritical fluid as a foaming agent, wherein said polymer alloy comprises at least two different polymers or a graft polymer of said polymers.
05/08/2003US20030087085 Polymer composition for powder molding, powder thereof, foamed articles, and method for producing foamed article
05/08/2003US20030087081 Composition for making extruded shapes and a method for making such composition
05/08/2003US20030086975 Method for making a porous Polymeric material
05/08/2003CA2465664A1 Process of producing expanded polypropylene resin beads
05/07/2003EP1308476A1 Insulation film forming material, insulation film, method for forming the insulation film, and semiconductor device
05/07/2003EP1308475A2 Physically foamed fine cellular polyethylene foam
05/07/2003EP1307508A2 Polyethylene compositions and films formed therefrom having improved moisture vapor transmission rates
05/07/2003EP1307507A2 Polyethylene compositions and films formed therefrom having improved moisture vapor transmission rates
05/07/2003EP1307338A1 Monolithic expandable structures, methods of manufacture and composite structures
05/07/2003EP1137524B1 Manufacturing foams by stress-induced nucleation
05/07/2003EP1058611B1 Process and device for producing cross-linked polyolefin foams
05/07/2003EP1051236B1 Expanded porous thermoplastic polymer membranes and method and device for the production thereof
05/07/2003EP0920371B1 Moulding hinged articles containing starch
05/07/2003EP0690729B1 Superabsorbent polymer foam
05/07/2003CN1416448A Prepn. of macrocellular acoustic foam
05/07/2003CN1416158A Dielectric film forming material, delectric film method of forming delectric film and semiconductor device
05/06/2003US6559234 Firstly provides a novel olefin/styrene/ diene type cross-copolymer having excellent physical properties and mechanical properties, and a novel, efficient and economically excellent process for its production. It provides an efficient
05/06/2003US6559217 Preparation of polymer particles
05/06/2003US6559208 A shaped curable or crosslinkable article comprising one homogeneously branched ethylene interpolymer with a density of <0.90 g/cm3 and a nitrogen-containing stabilizer; heat resistance; elasticity; disposable diapers; washable clothing
05/06/2003US6559196 Gaskets
05/06/2003US6559195 Microporous film
05/06/2003US6559192 Semipermeable porous membranes of semi-crystalline fluoropolymers
05/06/2003US6558607 Crystallization of constrained polymers
05/06/2003US6558591 Process of making microporous film
05/06/2003US6557359 Process for heating or cooling using mixtures of pentafluoropropane and a hydrofluorocarbon having 3 to 6 carbon atoms
05/06/2003CA2303709C C3 to c5 polyfluoroalkanes propellants
05/02/2003EP1306403A1 Transparent film with glass microspheres for agriculture
05/02/2003EP1305806A1 Method for preparing conductive composite materials by deposition of a conductive polymer in an insulating porous substrate and solution for use in said preparation
05/02/2003EP1305364A1 Foam compositions from blends of alkenyl aromatic polymers and alpha-olefin/vinyl or vinylidene aromatic interpolymers
05/02/2003EP1305359A1 Acoustic baffle with predetermined directional expansion characteristics
05/02/2003EP1144490B1 Microcellular polyvinyl chloride foam
05/02/2003EP1007583B1 Process of rheology modification of polymers
05/01/2003WO2003035750A1 Fluoropolymer-carbon dioxide compositions and methods of processing fluoropolymers
05/01/2003WO2003035747A1 Use of a polypropylene based composition for expanded beads
05/01/2003WO2003035746A1 Use of a polypropylene based composition for expanded beads
05/01/2003WO2003035731A1 Method for the production of polyurethane foam
05/01/2003WO2003035730A2 Asphalt-filled polymer foams
05/01/2003WO2003035728A1 Expandable vinylaromatic polymers and process for their preparation
05/01/2003US20030083393 Reacting polyol with polyisocyanate in presence of amine catalyst and blowing agent, wherein as amine catalyst, amine compound having substituent selected from hydroxyl group, primary amino group and secondary amino group is used
05/01/2003US20030083392 Lower dielectric constant than corresponding non-porous matrix material, making porous matrix material particularly attractive for electronic applications including integrated circuits, multichip modules, and flat panel displays
05/01/2003US20030082362 High cohesive strength pressure sensitive adhesive foam
04/2003
04/30/2003CN1414900A Coextruded elastomeric breathable films and process for making same
04/30/2003CN1414843A Styrenic block copolymer breathable elastomeric films
04/30/2003CN1413818A Elastomer and heat-resistance buffer material for die forming containing the elastomer
04/30/2003CN1107089C Olefin (Co) polymer composition
04/30/2003CN1107076C New polypropylene composition with broad MWD
04/29/2003US6555696 Used as nucleating agents which are useful for improving the optical properties of polymeric materials; useful as gelling agents for water and organic solvents, particularly those used in the preparation of antiperspirant gel sticks
04/29/2003US6555591 Foam cross-linked with metal salt and process for production
04/29/2003US6555590 Transparent supermicrocellular polymer foams from high Tg polymers and method for manufacture
04/29/2003US6555589 Saturating a consolidated polymer shape having a glass transition temperature > 200 degrees c with a gas at an elevated pressure and temperature and controllably cooling
04/29/2003US6555214 Resilient cushion
04/29/2003US6555199 Carpet backing precoats, laminate coats, and foam coats prepared from polyurethane formulations including fly ash
04/24/2003WO2003033580A2 Non-degradable and degradable porous materials with high surface areas
04/24/2003WO2003033579A2 Method for the production of expandable styrene polymers
04/24/2003WO2003033574A1 Stretched and voided polymeric film
04/24/2003WO2003033571A1 Colouring mixture for neutral products to be crosslinked and expanded by injection molding
04/24/2003WO2003033556A1 Method for producing substituted polymethacrylimides from poly-alkylmethacrylamide-co-alkylmethacrylates, using cyclodextrins
04/24/2003US20030078672 Polysaccharide sponges for cell culture and transplantation
04/24/2003US20030078443 Preparing a polyalkylene oxide porogen by employing hydrosiylation or nucleophilic substitution or esterification or hydrogenolysis or carbonation
04/24/2003US20030078357 Processability, e.g., low susceptibilty to melt fracture, even under high shear stress
04/24/2003US20030078312 Blowing agent, premix and process for preparing rigid polyurethane foam or polyisocyanurate foam
04/24/2003US20030078310 Isocyanate compositions for blown polyurethane foams
04/24/2003US20030078309 Foam cushion and method of making and using the same
04/24/2003US20030077455 Freezing in mold; dehydration
04/24/2003US20030077435 Wetting substrate with terpolymer
04/24/2003US20030077311 Foam composite for the repair or regeneration of tissue
04/24/2003CA2461741A1 Stretched and voided polymeric film