Patents for C08J 9 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof (41,910)
09/1981
09/08/1981US4288561 Filler, foaming agent, polybutylene terephthalate or copolymer
09/08/1981US4288560 Using a dioxazolone as blowing agent
09/08/1981US4288559 Polyurethane foam impregnated with polyurethane latex, aluminum hydroxide and aluminum silicate
09/01/1981US4287309 Antimony trioxide and zinc oxide
09/01/1981US4287308 By encapsulating a blowing agent with a thermoplastic resin containing acrylonitrile units; unreacted acrylonitrile is eliminated by cyanoethylation
09/01/1981US4287307 Integral skin microcellular polyester base polyurethane elastomers
09/01/1981US4287258 Glycerol dialkyl ether surface coating
09/01/1981CA1108350A1 Expanded particulate material of polyolefin resin
09/01/1981CA1108349A1 Inorganic-organic combined material and preparation thereof
09/01/1981CA1107923A2 High surface area permeable membrane
09/01/1981CA1107922A1 Method of production of a micro-porous membrane for filtration plants
08/1981
08/26/1981EP0034566A1 Process and installation for manufacturing formed bodies from fully cured urea-formaldehyde resin foam
08/26/1981EP0034201A1 Method and composition for making foamed crosslinked polyethylene
08/25/1981US4286073 Hydrolytically stable premixes of a polyol, water, and a di- or trialkyl organotin sulfonate; foams
08/25/1981US4286071 Molding materials containing a bromine-containing compound and a synergistic aromatic hydrocarbon; fireproofing
08/25/1981US4286070 Fire-retardant, rubber-modified, monocarboxylic acid copolymers
08/25/1981US4286069 Impregnating the beads in an aqueous suspension containing an ethylene oxide-propylene oxide copolymer
08/25/1981US4286015 Polyaryl ether sulfone semipermeable membrane and process for producing same
08/25/1981US4286013 A sheet comprising a backing coated with a mixture of a cured polysiloxane, fibrous fillers, hollow glass microspheres, and a curing agent; lightweight
08/25/1981US4286004 Antistatic polyurethane foams and carpet backings made therefrom
08/25/1981US4286001 Process for the production of industrial parts of synthetic material comprising a rigid portion surmounted by a flexible portion and the industrial part produced by said process
08/25/1981CA1107900A1 Foamable polymer compositions
08/25/1981CA1107898A1 Foamable resole resin composition
08/25/1981CA1107897A1 Foamable resin resole composition
08/25/1981CA1107627A1 High-strength laminate of thermoplastic polymer films, and method of manufacturing same
08/25/1981CA1107467A1 Polycarbonate membranes for use in hemodialysis
08/18/1981US4284596 Epoxy compound, metal compound
08/18/1981CA1107450A1 Phenol-formaldehyde foams
08/18/1981CA1107449A1 Semi-flexible polyurethane foams containing amylaceous material and process for preparing same
08/18/1981CA1107448A1 Multiple stage polymeric modifiers for thermoplastic structural foam process and foamed thermoplastic composition
08/12/1981EP0033361A2 Flame retardant composition based on ammoniumpolyphosphates
08/11/1981US4283500 Polymer/polyisocyanates
08/11/1981US4282890 Open cell structure foamed cellulose acetate filters
08/05/1981EP0033016A2 Process of foaming a resinous polymer containing anhydride groups
08/04/1981US4282329 Stabilized filler suspensions in polyols
08/04/1981US4282135 Aminoplast dispersions and polyurethanes prepared therefrom
08/04/1981CA1106550A1 Intumescent coating materials
08/04/1981CA1106549A1 Coating compositions
07/1981
07/29/1981EP0032838A1 Extraction of polyoxyalkylene surfactants for phenolic foam stabilization
07/29/1981EP0032720A1 Process for preparing transparent plastic foams
07/29/1981EP0032582A2 Expanded shaped articles of a heat resistant synthetic resin
07/29/1981EP0032557A2 An expanded cross-linked polyethylene particle and methods to produce molded products thereof
07/28/1981US4281233 Hydrophilic macroporous three dimensional copolymers of hydroxyalkyl acrylates or methacrylates with crosslinking agents and the method of their manufacturing
07/28/1981US4281110 Process for the production of broken down lignin-cellulose silicate copolymers
07/28/1981US4281096 Manufacturing process for polyurethane auto parts and auto parts manufactured thereby
07/28/1981US4281073 Method of producing cross-linked, unsaturated polyesters
07/28/1981US4281069 Phenolic foam
07/28/1981US4281067 Method of polymerizing styrene
07/28/1981US4281040 Abrasion resistant coating for foamed plastic substrates
07/28/1981US4281039 Having a relief pattern thereon by printing with a crosslinkable compound, drying and heating
07/28/1981US4281036 Method for coating fine particulate expandable styrene polymers
07/28/1981CA1106100A1 Micro-bits of expanded flexible polyurethanes
07/23/1981WO1981002018A1 Method for the preparation of transparent and porous plastic materials
07/23/1981WO1981002017A1 Cellular forming agent in resinous systems and resulting products
07/21/1981US4280005 Fireproof thermoplastic injection moldable composition containing halogenated polycarbonate
07/21/1981US4280004 Activators
07/21/1981US4279953 Method for treating polyurethane foam
07/21/1981US4279848 Process for extruding an open-cell foamed polyolefin filter
07/21/1981US4279846 Process for preparing semipermeable membrane having selective permeability
07/21/1981US4279752 Polyvinyl alcohol semi-permeable membrane and method for producing same
07/21/1981CA1105650A1 Process for reducing the monomer content in expandable beads of thermoplastic materials
07/21/1981CA1105649A1 Process for the preparation of phenol-formaldehyde foams
07/21/1981CA1105648A1 Fire retardant polyisocyanurate and polyurethane foams having reduced smoke levels and method for producing same
07/21/1981CA1105478A1 Curable aryloxyphosphazene polymers
07/21/1981CA1105477A1 Structurally regulated polyphosphazene copolymers
07/21/1981CA1105213A1 Printing material composed of open-cell sponge rubber and process for preparation thereof
07/15/1981EP0031868A2 Process for preparing shrinkable articles, apparatus for carrying out this process and articles thus obtained
07/14/1981US4278772 Semi-flexible foam polymer used in packaging
07/14/1981US4278770 Stabilization of high resilience polyurethane foam by including in the reaction mixture a polyol containing an effectively dispersed finely divided solid particulate material
07/14/1981US4278769 Polyester vehicle
07/14/1981US4278768 Rubber-modified fire-retardant anhydride copolymers
07/14/1981US4278767 Vinylaromatic-unsaturated acid copolymer, brominated diphenyl ether, metal oxide synergist
07/14/1981US4278732 Antilumping expandable styrene polymers
07/14/1981US4278731 Fast-cooling styrene polymer foams
07/14/1981US4278730 Fast-cooling styrene polymer foams
07/14/1981US4278627 Reacting with polyhydroxy compound
07/14/1981CA1105200A1 Closed cell phenolic foam
07/14/1981CA1104775A1 Anionic microporous resin of hypocholesterolemising action
07/14/1981CA1104753A1 Flame retardants for polyurethane compositions
07/09/1981WO1981001856A1 Sorbent-loaded textile yarns and films and methods of fabricating same
07/08/1981EP0031719A2 Sorbent-loaded textile fibers and films and methods of fabricating the same
07/08/1981EP0031636A1 Fire resistant foam insulation
07/08/1981EP0031531A2 Composition suitable for preparing a cellular foam, a method of caulking and insulating, and aerosol container containing said composition
07/08/1981EP0031513A2 Elastic foam based on urea-formaldehyde condensation products and process for preparing same
07/08/1981EP0031425A2 Method of preparing agglomerated foams
07/07/1981US4277570 One step, from solution containing a hydrolyzable chlorine-containing derivative
07/07/1981US4277569 Fire-retardant foam
07/07/1981US4277567 Flame-retardant vinyl aromatic polymer compositions
07/07/1981US4277429 Production of asymmetric porous film materials
07/07/1981US4277427 Randomly embossed surface covering
07/07/1981CA1104475A1 Pneumatic tire having self-sealing feature
07/01/1981EP0031040A2 Open-pore acetalised polyvinyl alcohol shaped article and process for its production
06/1981
06/30/1981US4276385 Process for preparing cold-cured molded polyurethane flexible from a high molecular weight siloxane and a solvent
06/30/1981US4276247 Heating, foaming, expansion
06/30/1981US4276246 Expansion by thermal decomposition of blowing agent
06/30/1981EP0015293A4 Method and apparatus for producing hollow microspheres.
06/30/1981CA1104300A1 Masterbatch pellets
06/30/1981CA1104150A1 Molecular-weight modification of polyphosphazenes
06/30/1981CA1104149A1 Poly(dialkylaminoaryloxyphosphazene) polymers and foams
06/30/1981CA1104008A1 Hydrophilic porous structures and process for production thereof