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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01/13/1981 | US4244899 Activator in the form of a plastisol or organosol containing polyvinyl chloride |
01/13/1981 | US4244689 Polymethyl methacrylate used in dentistry and joint prosthesis without a catalyst |
01/13/1981 | CA1093750A1 Process for making cellular polyvinyl chloride products and products thereof |
01/13/1981 | CA1093704A1 Semiconductor device and method of enveloping the semiconductor device |
01/08/1981 | WO1981000010A1 Controlled release of trace nutrients |
01/07/1981 | EP0021563A1 Resin materials, their use and article thereof |
01/06/1981 | US4243761 Foams/closed-cell/ |
01/06/1981 | US4243757 Process for the production of alkali metal-cellulose-silicates and their reaction products |
01/06/1981 | US4243755 Process for the manufacture of reinforced polyurethane foams |
01/06/1981 | US4243754 Viscous, flowable, pressure-compensating fitting compositions |
01/06/1981 | US4243717 Pentane blowing agent, suspension polymerization |
01/06/1981 | US4243575 Filled thermoplastic resin compositions |
01/06/1981 | CA1093250A1 Polyphosphazene blends |
01/06/1981 | CA1092761A1 Flexible, plastic battery separator and process for making same |
12/30/1980 | US4242497 Production of amino-silicate compounds, condensation resinous products |
12/30/1980 | US4242466 Polyurethanes and their preparation |
12/30/1980 | US4242465 Foaming poly(p-methylstyrene) containing a fire retardant; crosslinking |
12/30/1980 | US4242464 Production of porous materials |
12/30/1980 | US4242410 Process for the production of foam plastics based on polyisocyanates having a light and yellowing resistant top layer and resultant product |
12/30/1980 | US4242397 Porous substrate with layer of frothed, crushed, cured, foamed thermoplastic vinyl polymer; floors, walls |
12/30/1980 | US4242159 Forming separating film on a carrier, placing on supporting membrane, dissolving carrier layer |
12/30/1980 | CA1092750A1 Polyurethane foams containing stabilized amylaceous material |
12/30/1980 | CA1092607A1 Organosilicone polymers |
12/24/1980 | WO1980002846A1 Method and device in manufacturing foamed urea formaldehyde material to be used as a sorbent |
12/24/1980 | WO1980002843A1 Process for setting a latex of a film forming material |
12/24/1980 | WO1980002839A1 Curable organic resin compositions and foaming method |
12/23/1980 | US4241204 Cationically curable organic resin compositions containing sulfonium salts and an organic oxidant |
12/23/1980 | US4241194 Amino resin or phenolic resin products are useful for thermal or sound insulating building materials |
12/23/1980 | US4241193 Rigid, intumescent foams cured to a permanent set |
12/23/1980 | US4241192 Also containing a copolymer of vinyl chloride-vinyl acetate and a bis(hydrocarbyl)vinylphosphonate, plastisol arylsulfonyl hydrazide blowing agent and an urea, amine or peroxide activator therefor forms an odorless foam backing or coating |
12/23/1980 | US4241190 Cured binder secures fragments of open-celled material and polystyrene beads |
12/23/1980 | US4241131 Moldable polyurethane foam-backed fabrics |
12/23/1980 | US4241114 Rigid, intumescent foams of benzophenonetetracarboxylic acid |
12/23/1980 | US4240998 Polystyrene, compression molding |
12/23/1980 | US4240950 Stabilized filler suspensions in polyols |
12/23/1980 | US4240817 Urea resin foam mat |
12/23/1980 | CA1092300A1 Polyester foam materials |
12/23/1980 | CA1092299A1 Fiber-containing polyurethane foams and process for their manufacture |
12/23/1980 | CA1092026A1 Synthetic membrane for wound-dressings |
12/23/1980 | CA1091875A1 Method of making filter board |
12/16/1980 | US4239881 Phenal-urea-formaldehyde condensation product |
12/16/1980 | US4239796 In-mold coating of structural foams and resultant product |
12/16/1980 | US4239714 Filling the pores with a crosslinkable or polymerizable pore-blocking agent |
12/16/1980 | US4239642 Premixes with good storage stability by addition of acrylic or methacrylic amides or esters |
12/16/1980 | CA1091850A1 Process for the manufacture of foamed plastics with improved combustion characteristics |
12/16/1980 | CA1091849A1 Highly porous ion exchange resins |
12/16/1980 | CA1091592A1 High surface area permeable membrane |
12/16/1980 | CA1091409A1 Dry phase inversion of exterior of cellulose acetate hollow fibre |
12/10/1980 | EP0020025A1 Process for making polyurethane foams |
12/10/1980 | EP0019910A1 A method for manufacturing a low density synthetic resin foamed body |
12/10/1980 | EP0019776A1 Process for rendering polyurethane foams antistatic, and their use |
12/10/1980 | EP0019748A1 Method of producing a fibre-reinforced resin foam and fibre-reinforced resin foam |
12/09/1980 | US4238572 Tough structural plastics; fast molding cycles; maleic acid half ester-anhydride-styrene copolymer as blowing agent |
12/09/1980 | US4238571 Process for producing porous materials |
12/09/1980 | US4238570 Novel expandable particles of a styrene polymer and process for preparing the same |
12/09/1980 | US4238380 Disodium ethoxylated rosin half esters of sulfosuccinic acid as foam stabilizers for latices and compositions containing same |
12/09/1980 | CA1091381A1 Silicone containing reaction injection molded polyurethanes |
12/02/1980 | USRE30442 Process for producing stabilized high strength urea-aldehyde insulating foams |
12/02/1980 | US4237239 Floor coverings |
12/02/1980 | US4237237 Absorbers for oil from water |
12/02/1980 | US4237236 Plastics material and method of producing said material |
12/02/1980 | US4237181 Method of manufacturing a flexible polyurethane foam product |
12/02/1980 | US4237107 Cellular carbon beads and process for fabrication |
12/02/1980 | US4237083 Blending polyolefin, silica, and water-insoluble plasticizer |
12/02/1980 | CA1090800A1 Acrylonitrile-capped polyethersiloxanes |
12/02/1980 | CA1090520A1 Hollow fiber having selective gas permeability and process for preparation thereof |
11/26/1980 | EP0019146A1 Combination of foaming agents based on azodicarbonamide, its preparation and its use for the preparation of porous synthetic thermoplastic articles |
11/26/1980 | EP0019021A1 Process for continuously manufacturing polyolefin resin foam |
11/25/1980 | US4235975 Bis(dimethylbenzyl)diphenylamine scorch inhibitor for polyurethane foams containing halogenated phosphate esters |
11/25/1980 | US4235974 Process for the production of epoxy cellular solid products |
11/18/1980 | US4234698 Method of making cured aminoplast foam |
11/18/1980 | US4234696 2-Chloroethyl phosphonate compositions |
11/18/1980 | US4234695 Method of producing polyurea foams |
11/18/1980 | US4234693 Organic isocyanates and water |
11/18/1980 | CA1090050A1 Bitumen filled polyester foams |
11/18/1980 | CA1090048A1 Reduced-friability, highly cross-linked, flame- resistant, polyurethane foams |
11/18/1980 | CA1090047A1 Urethane-modified isocyanurate foams having enhanced physical properties |
11/18/1980 | CA1090045A1 Amphoteric ion exchange resins |
11/18/1980 | CA1089875A1 Blowing agents - bis(hydrocarbylsulfonyl) carbohydrazides |
11/18/1980 | CA1089725A1 Ionomer resin substrates coated with an epoxy primer and finished with an acrylic coating |
11/13/1980 | WO1980002428A1 Process for making polyurethane foams |
11/13/1980 | WO1980002427A1 Process for making polyurethane foams |
11/12/1980 | EP0018814A1 Flexible polyurethane foam |
11/12/1980 | EP0018410A1 Method and apparatus for producing hollow plastic microspheres |
11/11/1980 | CA1089575A1 Foamed and solid rubber-graft copolymer compositions and method of preparation |
11/04/1980 | US4232130 Filter elements |
11/04/1980 | US4232129 Fireproofing |
11/04/1980 | US4232128 Porous shaped cellulose hydrate article with an improved cleaning effect |
11/04/1980 | US4232085 Flexible polyurethane foam having a low flame spread index |
11/04/1980 | US4231979 High surface area permeable material |
11/04/1980 | US4231916 Potting and encapsulating material for electronic circuits |
11/04/1980 | US4231912 Rubber latex compounds |
11/04/1980 | US4231911 Abrasion resistant coating for foamed plastic substrates |
11/04/1980 | CA1089150A1 Foamable thermoplastic resin composition |
10/29/1980 | EP0018176A1 Process for producing flame retardant flexible polyurethane foams with blends of dibromoneopentyl glycol and flame retardant plasticizer and the foams obtained by this process |
10/29/1980 | EP0017928A1 Process for the production of elastic moulded bodies |
10/29/1980 | EP0017672A1 Elastic foam based on a melamine-formaldehyde condensation product, and its use |
10/29/1980 | EP0017671A1 Process for preparing elastic foams based on a melamine-formaldehyde condensation product |
10/28/1980 | US4230822 Flame-retardant polyurethane foams |
10/28/1980 | US4230821 Incorporating a halogenated fire-retardant compound and 1h-benzotriazole or derivative |