Patents for C08J 9 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof (41,910)
06/1988
06/01/1988EP0269341A2 New dispersions and the preparation of foamed resins therefrom
06/01/1988EP0268805A1 Process for reducing the density of an extruded foam board of a thermoplastic resin
06/01/1988EP0268658A1 Eps combination foam piece, procedure for its manufacturing, and its use
05/1988
05/31/1988US4748191 Process for preparing pre-expanded particles of thermoplastic resin
05/31/1988US4747983 Process and apparatus for manufacturing foamed structures with integral skin
05/31/1988CA1237547A1 Plastisol sealing gaskets puffed with hollow discrete spheres
05/25/1988EP0268120A1 Composite material
05/25/1988EP0268077A1 Shaped articles made of plastic foams containing electrically conductive base material
05/24/1988US4746706 Polyolefin particles and process for preparing the same
05/24/1988US4746684 Storage stability, quick-gelling at high temperature
05/24/1988US4746683 Surfactants
05/24/1988US4746681 Molded polyurea articles and a process for the production thereof
05/24/1988US4746564 Process for producing a low density foamed polyethylene
05/24/1988US4746477 Coextrusion of core and skin
05/24/1988CA1237250A1 Formable vinyl chloride-based resin composition
05/24/1988CA1237249A1 Manufacture of furanous prepolymer based cellular and multilayer products
05/24/1988CA1237248A1 Process for producing polyurethane foam having a modified property
05/18/1988EP0267719A2 Method for extruding and expanding polytetrafluoroethylene tubing and the products produced thereby
05/18/1988EP0267603A2 Fibre-reinforced polyurethane integral foam mouldings
05/18/1988EP0267336A1 Production of plastic foam material with gas-release control agent
05/17/1988US4745137 Polyurethanes prepared from solutions or dispersions of polymers of rigid polyaromatic monomers in polyols
05/17/1988US4745136 Polyurethanes prepared from dispersions or solutions of cholesterol or cholestanol-containing polymers in a polyol
05/17/1988US4745135 Improved load bearing
05/17/1988US4745133 Flame retardant polyurethane foams
05/17/1988US4744906 Porous fibers and membranes and methods for their preparation and use
05/16/1988EP0190286A4 Hollow microspheres made from dispersed particle compositions and methods and apparatus for producing them.
05/11/1988EP0266933A2 Method of dimensionally stabilizing polystyrene patterns
05/11/1988EP0266854A2 Preparation of fire retardant flexible polyester based polyurethane foams having reduced discoloration & scorch
05/11/1988EP0266617A2 Modified polyphenylene ether resins having improved foamability and methods of making the same
05/10/1988US4743628 Polyurethane foams incorporating alkoxylated aromatic diamine and acetylenic glycol
05/10/1988US4743623 Process for foaming polymeric compositions with organic azo compounds and compositions associated therewith
05/10/1988US4743480 Apparatus and method for extruding and expanding polytetrafluoroethylene tubing and the products produced thereby
05/10/1988US4743375 Polyolefin, blood separation
05/10/1988CA1236478A1 Low temperature, storage stable mixtures of polyester prepolymers and flow modifiers
05/10/1988CA1236278A1 Medical-surgical dressing and a process for the production thereof
05/04/1988EP0265788A2 Low density particles of polyphenylene ether resins
05/04/1988EP0091449B1 Spring element
05/03/1988US4742086 Process for manufacturing porous polymer
05/03/1988US4741951 Method for forming thermoformable polyurethane foam articles
04/1988
04/27/1988EP0265299A2 Process for suspension polymerization of styrene compositions in the presence of colophonic-resin acids or their salts
04/27/1988EP0256088A4 Expandable polyolefin compositions and polyolefin foam preparation process.
04/26/1988US4740530 Heating to softening point, microwaving to expand blowing agent; acrylic copolymers
04/26/1988US4740529 Heat resistant foamed shrinkable film
04/26/1988US4740527 Porous and non-porous intumescent masses
04/26/1988US4740526 Elastic foamed material containing large amount of metallic component and a method for producing said material
04/26/1988US4739547 Butylene and propylene homopolymers and copolymers packaging, cap liners
04/26/1988CA1235850A1 Fire protective intumescent mastic composition
04/26/1988CA1235849A1 High resiliency molded urethane foams containing high levels of graft copolymer polyols
04/21/1988WO1988002760A1 Modified polymer polyols
04/21/1988WO1988002653A1 Ultrafiltration thin film membranes
04/20/1988EP0264262A1 Modified polymer polyols
04/20/1988EP0264193A2 Non-crosslinked foam
04/20/1988EP0263989A2 Process for production of foamed molded articles of polypropylene resin
04/19/1988US4738990 Fire resistant foam composed of predominantly amide and imide linkages
04/19/1988US4738988 Non-settling foams
04/19/1988US4738810 Heating and expanding a sheet of polymer, blowing agent and crosslinking agent
04/19/1988CA1235550A1 Combination anti-static agent and thermoplastic material
04/14/1988DE3634486A1 Process for dyeing polyurethane foam
04/13/1988EP0263428A2 Organosiloxane/metal oxide coatings
04/12/1988US4737526 Crosslinked
04/12/1988US4737524 Process for producing asphalt-blended polyurethane foams
04/12/1988US4737523 Foamable molding compositions
04/12/1988US4737407 Thermoset plastic pellets and method and apparatus for making such pellets
04/12/1988US4737325 Crosslinking of polyvinyl alcohol and amino compound
04/12/1988CA1235119A1 Porous spherical cellulose acetate particles
04/07/1988WO1988002383A1 Method of preparing dimensionally stable, flexible urethane foam and the foam produced thereby
04/06/1988EP0262969A2 Improved adhesion of silicone elastomer to polyurethane
04/06/1988EP0262423A2 Process for producing shaped articles of heat-stable integral polyurethane foam
04/06/1988EP0262249A1 Alcohol control of lightly crosslinked foamed polymer production
04/06/1988EP0238504A4 Method for steam expanding a polymeric composition.
04/06/1988CN87106024A Mothod for preparating reclaimed cellulosic porous membrane
04/06/1988CN87105405A Pellets of chlorinated vinyl chloride resin composition, pre-expanded particles and process for preparing
04/06/1988CN87105382A Foamed article of chlorinated vinyl chloride resin containing inorganic material and process for preparing thereof
04/05/1988CA1234943A1 Curable silicone compositions for the protection of polyurethane foam
03/1988
03/29/1988US4734441 Expandable polymeric composition and method
03/29/1988US4734440 Polyethylene or ethyl acrylate-ethylene copolymer modified by unsaturated silane
03/29/1988US4734439 Foam-containing polyurethane(urea) compositions and process for the preparation thereof
03/29/1988US4734324 Packaging
03/29/1988US4734304 Foamed thermoplastic
03/29/1988US4734196 Process for producing micro-porous membrane of ultra-high-molecular-weight alpha-olefin polymer, micro-porous membranes and process for producing film of ultra-high-molecular-weight alpha-olefin polymer
03/24/1988WO1988002011A1 Polyimide foam precursor and its use in reinforcing open-cell materials
03/24/1988DE3631250A1 Interior cable
03/23/1988EP0260843A1 Chemical blowing agent compositions and use thereof in making moulded foamed articles
03/23/1988EP0260685A1 Internal mould release agents, their use in the preparation of moulded pieces according to the polyisocyanate-polyaddition process, and process for the preparation of moulded pieces
03/23/1988EP0260445A1 Modified flame retardant polyphenylene ether resins having improved foamability and molded articles made therefrom
03/23/1988EP0260388A2 Polyurethanes prepared from liquid crystal-contaning polyols and process for preparing the same
03/22/1988EP0217831A4 Reversed phase membranes.
03/22/1988CA1234374A1 Foamable plastics granules and packaging material prepared therefrom
03/17/1988DE3729082A1 Process for the production of mouldings from heat-distortion-resistant structural polyurethane foam
03/16/1988EP0259706A2 Method for producing a rigid foam by means of a microwave or high-frequency field
03/16/1988EP0259611A2 Foamed article of chlorinated vinyl chloride resin containing inorganic material and process for preparing thereof
03/16/1988EP0259531A2 Extruded closed cell thermoplastic foam
03/16/1988EP0259492A1 Polyurethane foam composition for immobilization in traumatology
03/15/1988US4731399 Latex modified asphalt foams
03/15/1988US4731388 Process for producing expandable styrene-based polymer beads
03/15/1988US4731211 Cellular thermosetting fluoropolymers and process for making them
03/15/1988CA1234250A1 Polyurethane foams having low scorch discoloration
03/09/1988EP0259128A2 Composite porous sheet of thermoplastics layers on support
03/09/1988EP0259003A2 Process for the manufacture of microporous film
03/09/1988EP0258681A1 Stable, low viscosity polymer/polyisocyanate dispersion