Patents for C08J 9 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof (41,910)
03/1988
03/09/1988EP0258669A2 Pellets of chlorinated vinyl chloride resin composition, pre-expanded particles and process for preparing thereof
03/09/1988EP0258600A2 Process for preparing highly elastic, cold curing polyurethane foams
03/08/1988US4730009 Plastic foams and method of making same
03/08/1988US4729919 Butadiene-styrene vinyldiene chloride, unsaturated resin
03/08/1988US4729850 Polyoxyalkylene/unsaturated diester reaction product for cellular foam stabilization
03/08/1988CA1233950A1 Method of producing antistatic expandable polystyrene products
03/08/1988CA1233608A1 Core material for an automobile bumper
03/02/1988EP0258002A2 Waterproof article and method of making a waterproof article
03/02/1988EP0257998A2 Laminated article
03/02/1988EP0257997A2 Plugged microporous film
03/02/1988EP0257635A2 Permeable, porous, polymeric membrane with hydrophilic character, methods for preparing said membranes, and their use
03/02/1988EP0257225A1 Heat-sensitive polyurethane dispersions
03/01/1988US4728675 Modified flame retardant polyphenylene ether resins having improved foamability and molded articles made therefrom
03/01/1988US4728674 Modified polyphenylene ether resins having improved foamability and methods of making the same
03/01/1988US4728673 Process for the foaming of thermoplastics containing ester and/or carbonate groups
02/1988
02/24/1988EP0256754A2 Process for producing styrene resin foam
02/24/1988EP0256748A2 Porous highly expanded fluoropolymers and a process for preparing them
02/24/1988EP0256717A2 Process for the manufacture of microporous film
02/24/1988EP0256489A1 Process for preparing pre-expanded particles of thermoplastic resin
02/24/1988EP0256293A2 Process for producing porous cross-linked polyvinyl alcohol particles
02/24/1988EP0256192A1 Porous film and absorptive structure
02/24/1988EP0256088A1 Expandable polyolefin compositions and polyolefin foam preparation process
02/23/1988US4727095 Polyurethanes
02/23/1988US4727093 Low density particles of polyphenylene ether resins
02/23/1988US4727092 Molding of ceramic materials
02/23/1988US4726989 Microporous materials incorporating a nucleating agent and methods for making same
02/23/1988CA1233300A1 Pre-foamed beads of polyethylene-base resin
02/23/1988CA1233299A1 Foams of ionically associated blends of styrenic and ethylenic polymers
02/17/1988EP0255930A2 Polyurethane foams incorporating alkoxylated aromatic diamine and acetylenic glycol
02/16/1988US4725627 Foaming a blend of polyurethane prepolymer, acrylic or vinyl polymer emulsion; water and cosolvent
02/16/1988US4725389 Controlling temperature and pressure
02/11/1988WO1988000958A1 Process for producing styrene resin foam
02/11/1988WO1988000957A1 Process for the production of epoxy silicate products
02/11/1988DE3626350A1 Interior lining for a motor vehicle and process for the production thereof
02/11/1988DE3626349A1 Moulding composition for a crosslinked foam for sound insulation applications, comprising polyolefins and ethylene-propylene rubber, and process for the production of the foam
02/04/1988DE3628187C1 Filter material for separating off particles and process for producing the same
02/03/1988EP0254890A2 Polyether silicone copolymers with mixed hydroxy alkoxy capping for stabilizing high solid content, molded, flexible urethane foam
02/02/1988US4722972 Foams of ionically associated blends of styrenic and ethylenic polymers
02/02/1988US4722944 Expandable particles of vinyl chloride resin composition for beads-foaming
02/02/1988US4722943 Composition and process for drying and expanding microspheres
02/02/1988CA1232400A1 Foamable vinyl chloride resin composition and a method for the preparation of a foamed body thereof
01/1988
01/28/1988WO1988000601A1 Process for the production of porous shaped articles
01/28/1988WO1988000523A1 Polyhedron cell structure and method of making same
01/27/1988EP0254705A2 Process for the manufacture of reticulated polyolefine foam as well as the product thus obtained
01/27/1988EP0254551A1 Process for the production of porous shaped articles
01/27/1988EP0254097A2 Catalyst mixtures for polyisocyanurate foam
01/27/1988EP0254039A2 Styrene polymers containing blowing agents
01/27/1988EP0254010A2 Methods for production of crosslinked rubber products
01/26/1988US4721732 Blends, polyether ketone copolymer blends
01/26/1988US4721731 Process for preparing expandable particles of vinyl chloride resin composition
01/26/1988US4721591 Microcellular, low-density, linear unsaturated polymers and/or blends
01/26/1988EP0225321A4 Process for the preparation of low k-factor closed cell phenol-aldehyde foam.
01/26/1988CA1231933A1 Microporous polybenzimidazole particulates
01/26/1988CA1231810A1 Surfactant treated polyolefinic microporous materials capable of multiple re-wetting with aqueous solutions
01/21/1988DE3622780A1 Heat-insulating, light-transparent composite element containing plastic-bound hollow elements, and agent and process for the production thereof
01/19/1988US4720511 Styrene-vinylsilane block polymer
01/19/1988US4720510 Process for producing phenolic foams
01/19/1988US4720509 Pre-expanded particles of propylene resin
01/19/1988US4720429 Foam cups with enhanced coffee retention
01/19/1988US4720343 Macroporous asymmetrical hydrophilic membrane made of a synthetic polymer
01/19/1988CA1231800A1 Antistatic foamed polymer composition
01/14/1988WO1988000131A1 Process for preparing polyurethane foams having zones of differing hardness
01/14/1988WO1988000060A1 Biodegradable superparamagnetic materials used in clinical applications
01/13/1988EP0252767A2 Heat-shrinkable sheet
01/13/1988EP0252699A2 Foam rubber manufacture
01/13/1988EP0252240A2 A process for forming thermoplastic foam
01/13/1988CN86104431A Apparatus for manufacturing polyurethane foam slabs in a batch
01/12/1988US4719249 Intumescent foamable compositions
01/12/1988US4719246 Polylactide compositions
01/12/1988US4719245 Flexible polyisocyanurate-urethane foam
01/12/1988US4719243 Room temperature curing, improved storage stability using hydrophobic silica as filler; medical dressings
01/12/1988US4719039 Closed-cell, antistatic
01/12/1988CA1231318A1 Method for manufacturing microporous membrane
01/12/1988CA1231210A1 Process for the preparation of porous bodies
01/07/1988EP0251803A1 Process for preparing polyurethane foams having zones of differing hardness
01/07/1988EP0251462A2 Polymer-propellant compositions forming foamed structures
01/07/1988EP0251108A1 Process for foaming thermoplastic polyphenylene sulphides
01/07/1988EP0250969A1 Process for the preparation of cellular polyurethane elastomers
01/07/1988EP0250762A2 Formation of permeable polymeric films or layers via leaching techniques
01/07/1988EP0250717A1 A process for the production of polyurethane elastomer mouldings, an isocyanate-reactive composition and an internal mold release agent composition for this process
01/05/1988US4717800 Mechanochemical properties, artificial muscles
01/05/1988US4717611 Void-free molded polyurethane articles with surface attachment strips
01/05/1988US4717518 Novel process for making polyurethane products which require reduced crushing in preventing said products from substantially shrinking or changing dimensionally upon cooling
01/05/1988US4717479 Hydrophilized porous polyolefin membrane and production process thereof
12/1987
12/30/1987WO1987007849A1 Polyamide membranes
12/29/1987CA1230712A1 Moisture vapour permeable material of protein derivative and synthetic polymer
12/23/1987EP0250278A1 Filler and buoyancy material, method for its production and tubular constructions incorporating this material
12/23/1987EP0249860A2 Polyurethane (polyurea) foams and process for their manufacture
12/23/1987EP0249711A2 Process for the preparation of low-viscosity aqueous dispersions of esters from glycerine and long-chain fatty acids
12/22/1987US4714720 Brominated polyetherpolyols, process for their preparation and the use of brominated polyetherpolyols in the manufacture of rigid polyurethane foams
12/22/1987US4714716 Melt processing polymer, blowing agent, and crosslinking agent; expanding
12/22/1987US4714715 Method of forming fire retardant insulating material from plastic foam scrap and the resultant product
12/22/1987US4714652 Process for fire-proofing porous synthetic sheet material particularly artificial leather
12/22/1987US4714574 Process for making polyurethane foam
12/22/1987US4714568 New blowing agent combination based on azodicarbonamide, production thereof and use thereof for foaming polymers
12/15/1987US4713400 Dichlorotrifluoroethane and trichlorotrifluoroethane
12/15/1987US4713271 Flexible impervious, low-density pipe insulation; polymer blends
12/15/1987US4713163 Porous diaphragm for electrolytic cell
12/15/1987CA1230450A1 Unsaturated polyester resin foams using inorganic iron salts
12/15/1987CA1230449A1 Process for making foamed, sulfur-cured polymer blend compositions