Patents for C08J 9 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof (41,910) |
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03/14/1990 | EP0358021A2 Process for the preparation of polyurethane foams |
03/14/1990 | EP0357934A2 Foamable polymerisate based on polyphenylene oxide and a vinylaromatic compound, process for its preparation and use thereof |
03/14/1990 | CN1007166B Permeable tarpaulin paint for fabric |
03/13/1990 | US4908393 Random copolymer of propylene and butylene; energy absorbing bumper core material |
03/13/1990 | US4908391 Mixing inorganic opacifier with expandable thermoplastic resin microspheres, expanding |
03/13/1990 | US4908271 Capsule-shaped polymer particles and process for the production thereof |
03/13/1990 | US4908265 Articles of manufacture and their production |
03/13/1990 | US4908251 Laminated sheet of thermoplastic resin, hot melt polymer porous sheet, porous substrate |
03/13/1990 | US4908174 Placing hardenable plastic material and accelerator into mold, the composition containing a water in oil emulsion, hardening, dewatering, drying |
03/08/1990 | WO1990002151A1 Improved expandable and expanded alkenyl aromatic polymer particles and methods of making the same |
03/08/1990 | WO1990001899A1 Vascular magnetic imaging method and agent |
03/07/1990 | EP0357021A2 Membrane manufacturing process |
03/07/1990 | EP0356822A2 Process for producing a foamed polyvinyl alcohol film |
03/07/1990 | EP0356714A1 Rigid foam as core material for laminates |
03/06/1990 | US4906715 N,N'-divinylalkylurea crosslinked polymers, a process for their preparation, and their use |
03/06/1990 | US4906672 Blowing agents for polyurethane foam |
03/06/1990 | US4906423 Methods for forming porous-surfaced polymeric bodies |
03/06/1990 | US4906377 Fluorocarbon membranes and process for making fluorocarbon membranes |
03/06/1990 | US4906374 Filtration media with low protein adsorbability |
03/06/1990 | US4906011 Vacuum chuck |
03/06/1990 | US4905367 Manufacture of stretchable porous sutures |
03/01/1990 | DE3829104A1 Polyurethane foam-forming mixture of a prepolymer and an active ingredient used as plasticiser |
02/28/1990 | EP0356045A2 Formation of halogenated polymeric microporous membranes having improved strength properties |
02/28/1990 | EP0355937A2 Balloon and manufacture thereof |
02/28/1990 | EP0355874A1 A method for preparing a high resilient polyurethane foam |
02/28/1990 | EP0355872A1 A method for preparing a flexible polyurethane foam |
02/28/1990 | EP0355713A2 Polyurethane foam prepared with reduced levels of hard halocarbon blowing agents |
02/28/1990 | EP0355600A2 Method for reducing silicone foam density, and silicone foam compositions |
02/28/1990 | EP0355531A2 Process for preparing articles from expandable polystyrene |
02/28/1990 | EP0355429A2 Method for reducing silicone foam density and silicone foam compositions |
02/28/1990 | EP0355380A2 Low viscosity silicone foam compositions |
02/28/1990 | EP0355214A1 Process for producing microporous ultra-high molecular weight polyolefin membrane |
02/28/1990 | EP0185012B1 PROCESS FOR EXTRUDING FOAMED STYRENE POLYMERS WITH $g(a)-POLYOLEFIN ADDITIVES AND UTILIZING RECYCLED MATERIAL AND THE COMPOSITIONS FOR PROCESSING |
02/28/1990 | CN1040039A Multi-stage opacifying polymer particles containing non-polymeric acid absorbed therein |
02/27/1990 | US4904707 Novel polyol composition and the use thereof in the preparation of rigid polyurethane foams |
02/27/1990 | US4904705 Polyurea foams made from N-(polyoxyalkyl)-N-(alkyl)amines |
02/27/1990 | US4904702 Foamable engineering thermoplastic compositions |
02/27/1990 | US4904427 Inorganic power, organic solvent foaming agent and vinyl chloride polymer |
02/22/1990 | WO1990001516A1 Opacifiers for paints and coatings |
02/22/1990 | WO1990001295A1 Receptor mediated endocytosis type mri contrast agents |
02/21/1990 | EP0354907A1 Moldable silane-crosslinked polyolefin foam beads. |
02/21/1990 | CN1039756A Foam composite and method of forming same |
02/20/1990 | US4902722 Polyvinycidene choloride |
02/20/1990 | US4902721 Foamable thermoplastic polymers and a method for foaming |
02/20/1990 | US4902565 Water absorbent structures |
02/20/1990 | US4902511 Fibrous and cartilaginous tissue replacement |
02/20/1990 | US4902456 Fluorocarbon membranes and process for making fluorocarbon membranes |
02/20/1990 | US4902424 Ultrafiltration thin film membranes |
02/20/1990 | US4902423 Filter aids, substrates for coatings, porosity |
02/20/1990 | EP0332682A4 Neutralized perfluoro-3,6-dioxa-4-methyl-7-octene sulphonyl fluoride copolymer surface for attachment and growth of animal cells. |
02/20/1990 | CA1266150A1 Foams of linear low density polyethylene and a method for their preparation |
02/14/1990 | EP0354632A2 Fire protected foamed polymeric materials and filler compositions |
02/14/1990 | EP0354514A2 Fluoro-oxidized polymeric membranes for gas separation and process for preparing them |
02/14/1990 | EP0354511A1 Flexible polyurethane foam composition |
02/13/1990 | US4900762 Production of foamed polymer structures |
02/13/1990 | US4900761 Heating precursors to foam, curing |
02/13/1990 | US4900759 Phenolic foams |
02/13/1990 | US4900654 Photographic elements containing reflective or diffusely transmissive supports |
02/13/1990 | US4900490 Foam material |
02/13/1990 | US4900444 A porous membrane for blood components and method for manufacturing thereof |
02/13/1990 | US4900365 Azeotrope-like compositions of trichlorofluoromethane, dichlorotrifluoroethane and isopentane |
02/13/1990 | CA1265897A1 Foaming of unsaturated polyester resins at elevated temperatures |
02/13/1990 | CA1265896A1 Manufacturing method for phenol resin foam |
02/13/1990 | CA1265895A1 Method of making plastics cellular material |
02/07/1990 | EP0353701A2 An extruded synthetic resin foam and its manufacturing method |
02/07/1990 | EP0190286B1 Hollow microspheres made from dispersed particle compositions and methods and apparatus for producing them |
02/07/1990 | CN1006709B Plastic foam from mixed resin of polyolefine and polystyrene |
02/07/1990 | CN1006692B Method and apparatus for manufacture three-dimensional reinforcing part |
02/06/1990 | US4898894 Film forming binders containing low density composite opacifiers |
02/06/1990 | US4898893 Mixtures of liquid hydrocarbons and halogenated aliphatic hydrocarbons |
02/06/1990 | US4898892 Methods for preparing opaque coatings and applying the same |
02/06/1990 | US4898763 Cured polyimide foam structures and their production |
02/06/1990 | US4898760 Process and apparatus for extruding a low density elastomeric thermoplastic foam |
02/06/1990 | CA1265647A1 Expandable thermoplastic resin particles |
02/06/1990 | CA1265341A1 Nitro urea based blowing agents |
02/05/1990 | EP0334952A4 Flame retardant polyurethane foam composition containing polybrominated alkybenzene and polyaryle phosphate. |
02/01/1990 | DE3825987A1 Formable and densifiable fibre mat for producing formed articles by application of pressure and temperature |
01/31/1990 | EP0353148A2 Porous hollow fiber membrane of polypropylene and method for production thereof |
01/31/1990 | EP0353061A2 Blowing agents for polyurethane foam |
01/31/1990 | EP0352802A2 Breathable microporous film and method for making it |
01/31/1990 | EP0352765A2 Process for preparing membranes from tetrahalobisphenol polycarbonates |
01/30/1990 | US4897432 Production of foamed polymer structures |
01/30/1990 | US4897276 Process and composition for protecting and cushioning |
01/30/1990 | US4897234 Articles of manufacture and their production |
01/30/1990 | CA1265300A1 Foam composition |
01/30/1990 | CA1264905A1 Hollow microspheres made from dispersed particle compositions |
01/30/1990 | CA1264904A1 Flat permeable membrane and method for manufacture thereof |
01/30/1990 | CA1264903A1 Membrane made by extraction from solidified polymer- seed forming agent/filler/membrane |
01/25/1990 | WO1990000465A1 A method for the manufacture of a polymeric material with internal cavities |
01/25/1990 | WO1990000438A1 Expanded polytetrafluoroethylene tubular container |
01/25/1990 | DE3824993A1 Process for producing porous, permeable structural components from a pulverulent or granular starting material |
01/24/1990 | EP0352199A2 Hydrophilic material and method of manufacturing the same |
01/24/1990 | EP0351943A2 Process for producing solid resilient polymer particles with open pores |
01/24/1990 | EP0351614A2 Process for the preparation of cellular synthetic resins by the isocyanate polyaddition process by means of a stable emulsion containing a propellant, and these emulsions |
01/24/1990 | EP0351584A1 Porous polytetrafluoroethylene hollow yarn and preparation thereof |
01/24/1990 | EP0351544A2 Production of foamed polymer structures |
01/23/1990 | US4895749 Liquid permeable thermoplastic films |
01/23/1990 | CA1264724A1 Process for the production of a porous structure comprising an organic material dispersed in a binder |
01/17/1990 | EP0351231A1 Method for the preparation of polymeric foams |
01/17/1990 | EP0351080A1 Process for producing flexible polyurethane foam |