| 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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| 09/13/1989 | EP0332404A2 Rubber composition for producing sponge rubber product |
| 09/13/1989 | EP0332371A1 Method for forming hollow, porous-surfaced elastomeric bodies |
| 09/13/1989 | EP0331941A1 Process for the preparation of cold-hardening flexible polyurethane foams having excellent deadening properties |
| 09/13/1989 | CN1035471A Antiinsectival and antifungal bag for cereals |
| 09/12/1989 | US4866101 Rubber composition for producing sponge rubber product |
| 09/12/1989 | US4866100 Composition for plastic article with unitarily molded foam layer |
| 09/12/1989 | US4866098 Polystyrene containing a density modifier |
| 09/12/1989 | US4865789 Method for making porous structures |
| 09/12/1989 | US4865784 Method of making porous inorganic particle filled polyimide foam insulation products |
| 09/12/1989 | CA1259155A1 Method for the preparation of styrene polymer foam and foam prepared thereby |
| 09/08/1989 | WO1989008126A1 Novel particulate expandable styrene polymers having short minimum molding times and method for preparing same |
| 09/06/1989 | EP0330988A2 Closed-cell polyurethane foam compositions |
| 09/06/1989 | EP0330926A2 Composite material of low permittivity |
| 09/06/1989 | EP0247082B1 Method and apparatus for foaming of bitumen |
| 09/05/1989 | US4863975 Oxynitrate additive for polyurethane foams |
| 09/05/1989 | US4863972 Porous cross-linked polyvinyl alcohol particles, process for producing the same, and separating agent composed of the same |
| 09/05/1989 | US4863792 Bonded polyolefins |
| 09/05/1989 | US4863604 Microporous asymmetric polyfluorocarbon membranes |
| 08/30/1989 | EP0330602A2 Wood-like polymeric composition |
| 08/30/1989 | EP0330365A2 Pre-expanded plastic beads for controlling thermal shrinkage and pyrolytic rate of plastic foam |
| 08/30/1989 | EP0330072A2 Semipermeable membrane for separating fluids, process for preparing and using the membrane for microfiltration, distillation and special fabrics |
| 08/29/1989 | US4861531 Dimensional stability |
| 08/23/1989 | EP0329490A2 Process for preparing crosslinked polyolefin foam |
| 08/23/1989 | EP0329028A1 Compatible polymer mixture |
| 08/23/1989 | EP0328518A1 Polyhedron cell structure and method of making same. |
| 08/23/1989 | CN1034938A Preparation of expansion cellulose sponge |
| 08/23/1989 | CN1034889A Rapid recoverable ptfe and process for its manufacture |
| 08/22/1989 | US4859730 Aqueous suspension polymerization process of compositions containing styrene in the presence of rosin acid derivatives and their salts and expandable or non expandable polystyrene obtained |
| 08/22/1989 | US4859715 Microporous poly (arylether ketone) article |
| 08/22/1989 | US4859714 Process and composition for protecting and cushioning |
| 08/22/1989 | US4859712 Silicone foam and method for making it |
| 08/22/1989 | US4859711 Carbon or carbon precursor |
| 08/22/1989 | US4859383 Process of producing a composite macrostructure of organic and inorganic materials |
| 08/22/1989 | US4859339 Microporous membranes of syndiotactic vinylaromatic polymers |
| 08/22/1989 | CA1258747A1 Amine-modified polyurethane (urea) foams and a process for their production |
| 08/22/1989 | CA1258603A1 Manufacture of a self-crosslinking cellular insulating structure |
| 08/17/1989 | DE3803930A1 Process for producing foamed plastics |
| 08/16/1989 | EP0328264A1 Prepolymers containing imide linkages |
| 08/16/1989 | EP0328012A2 Microporous asymmetric membranes of syndiotactic vinylaromatic polymers and processes for preparing the same |
| 08/16/1989 | EP0327742A1 Process for producing a low density foamed polyethylene |
| 08/16/1989 | EP0327611A1 Process for determining the quantity of an explosive gas mixture to be introduced into a chamber for processing materials |
| 08/15/1989 | US4857583 Process for the preparation of organopolysiloxane surfactants |
| 08/15/1989 | US4857394 Flame retardant foams |
| 08/15/1989 | US4857390 Low density extruded foam having high compressive strength |
| 08/15/1989 | CA1258550A1 Process for preparing pre-expanded particles of thermoplastic resin |
| 08/09/1989 | EP0327170A2 Flame retardant composite polymeric foams |
| 08/09/1989 | EP0326704A2 Polymeric compositions |
| 08/08/1989 | US4855379 Silicone surfactants containing cyclic siloxane pendants |
| 08/08/1989 | US4855331 Production of foamed polymer structures |
| 08/08/1989 | US4855329 Polysiloxane-polyoxyalkylene terpolymers for polyurethane foam manufacture |
| 08/08/1989 | US4855328 Method for reducing silicone foam density |
| 08/08/1989 | US4855327 Process for producing pre-expanded particles of polyolefin resins |
| 08/08/1989 | US4855163 Method of making polyvinylidene difluoride structure |
| 08/08/1989 | US4855162 Polytetrafluoroethylene coating of polymer surfaces |
| 08/08/1989 | US4855052 Foam-containing polyurethane (urea) compositions and process for the preparation thereof |
| 08/08/1989 | US4855048 Air dried cellulose acetate membranes |
| 08/08/1989 | CA1258350A1 Polycarbonate resin foam |
| 08/08/1989 | CA1258341A1 Porous polymers |
| 08/08/1989 | CA1258340A1 Porous polymers |
| 08/08/1989 | CA1258182A1 Foamed organopolysiloxane abrasive materials |
| 08/02/1989 | EP0326076A2 Air dried cellulose acetate membranes |
| 08/02/1989 | EP0325962A2 Macroporous asymetric hydrophilic polyaramide membrane |
| 08/02/1989 | EP0325935A2 Flame-resistant rigid foam containing a filler, based on a phenol-furan resin |
| 08/02/1989 | EP0325779A2 Microwavable foamed article and method of packaging |
| 08/01/1989 | US4853420 Microwave or radio frequency beams |
| 08/01/1989 | US4853418 Polyurethane emulsion, sheet-like porous material making use of the emulsion and production process of the material |
| 08/01/1989 | US4853417 Reacting isocyanate-reactive component with polymethylene polyphenylene polyisocyanate and toluene diisocyanate; trimerization |
| 08/01/1989 | US4853054 Applying uncured frothed polyurethane forming composition and blowing agent to surface of textile; curing |
| 08/01/1989 | US4853038 Agitating soap-free glycerol stearate with potassium stearate soap |
| 07/26/1989 | EP0298985A4 Reinforced foam composites. |
| 07/25/1989 | US4851453 Foamable molding compositions |
| 07/25/1989 | US4851452 Method for reducing silicone foam density and silicone foam compositions |
| 07/25/1989 | US4851121 Crosslinking surface with organosulfone compound in alkal; water purification; odorless, nonfoaming |
| 07/20/1989 | DE3800650A1 Process for the preparation of foamed plastics |
| 07/19/1989 | EP0324397A2 Expanded thermoplastic resinous materials and process for production thereof |
| 07/18/1989 | US4849457 Method of producing plastic sheet with porous surface |
| 07/18/1989 | US4849456 Ceramic spheres, plastic spheres |
| 07/18/1989 | US4849311 Immobilized electrolyte membrane |
| 07/18/1989 | US4849285 Composite macrostructure of ceramic and organic biomaterials |
| 07/18/1989 | CA1257744A1 Propylene-base random copolymer particles and production process thereof |
| 07/13/1989 | WO1989006255A1 Cross-linked foamed block copolymer compositions |
| 07/12/1989 | EP0323719A2 Process for producing pre-expanded particles of a polyolefin |
| 07/12/1989 | EP0323653A1 Cross-linked foamed composition and process for the preparation thereof |
| 07/12/1989 | EP0323585A2 Polypropylene resin pre-expanded beads, manufacturing method thereof and expansion-molding method using said beads |
| 07/12/1989 | EP0323544A2 Foam nucleation system for fluoropolymers |
| 07/12/1989 | CN1033819A Method, compound, and blowing agent for making plastic foam |
| 07/11/1989 | US4847398 Process for the preparation of siloxane-oxyalkylene copolymers |
| 07/11/1989 | US4847361 Extrusion, cutting |
| 07/11/1989 | US4847150 Foams of polyolefin/polystyrene resin mixture |
| 07/11/1989 | CA1257171A1 Balloon and manufacture thereof |
| 07/06/1989 | EP0409824A4 Polyimide foam precursor and its use in reinforcing open-cell materials. |
| 07/05/1989 | EP0322975A2 Polyketone membranes |
| 07/05/1989 | EP0322913A2 Process for producing flexible polyurethane foam using hexa-hydro-s-triazine catalysts |
| 07/05/1989 | EP0322912A1 Process for the manufacture of low density, flexible polyurethane foams |
| 07/05/1989 | EP0322771A2 Image-receiving sheet for heat sensitive transfer |
| 07/05/1989 | CN1004700B Method for the preparation of styrene polymer foam and foam prepared thereby |
| 07/05/1989 | CN1004679B Producing method of porous membrane |
| 07/04/1989 | US4845150 Polybenzobisoxazoles and polybenzobisthiazoles |
| 06/29/1989 | WO1989005834A1 A process for manufacturing a porous polyether urethane film |
| 06/28/1989 | EP0321735A2 Light composite material |