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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02/09/1983 | EP0071169A2 Microporous article with open cells, having an inherent and latent property to change its structure |
02/08/1983 | US4373033 Blended plastomeric and elastomeric rubber latex sponge |
02/08/1983 | US4372814 Paper having mineral filler for use in the production of gypsum wallboard |
02/08/1983 | CA1141100A1 Low density synthetic resin foamed body and manufacturing method therefor |
02/08/1983 | CA1141099A1 Thermosetting resin glues foamable to high density |
02/08/1983 | CA1141097A1 Manufacture of dimensionally stable polyurethane foams from storage-stable prepolymers containing isocyanate groups and tertiary amino groups |
02/08/1983 | CA1141096A1 Production of polyurethane foam of reduced tendency to form embers when burned |
02/08/1983 | CA1141069A1 Stabilization of halogenated polyols for polyurethane production |
02/08/1983 | CA1140713A1 Process for producing a cellulose acetate- type permselective membrane having very high water permeability and protein retention |
02/01/1983 | US4371564 Production of porous diaphragm for electrolytic cell |
02/01/1983 | CA1140694A1 Dispersions of high melting polyesters in polyhydroxyl compounds, a process for their preparation and their use in the production of polyurethanes |
02/01/1983 | CA1140308A1 Membrane with porous surface |
01/26/1983 | EP0070658A2 High performance foams of thermotropic liquid crystal polymers |
01/26/1983 | EP0070436A1 Stabilizer-containing reactive components for PU foams, stabilizers and process for the preparation of the stabilizers |
01/26/1983 | EP0070419A2 Process for preparing cellular foam stabilizer and foam material produced thereby |
01/25/1983 | US4370425 Process for obtaining permanently self-extinguishing cellular materials which have a low density and high mechanical characteristics |
01/25/1983 | US4370424 Plastic and foam plastic and method for making them |
01/25/1983 | US4370423 Carbon monoxide, free radical catalyst, foaming agent |
01/25/1983 | US4370378 Containing non-crosslinked polyethylene |
01/25/1983 | US4370286 Chlorinated polyvinyl chloride composition |
01/25/1983 | CA1140285A1 Polyether-derived polyurethane foam impregnant and method of application |
01/20/1983 | WO1983000117A1 Process for making polyurethane foam |
01/19/1983 | EP0069975A1 Process for preparing fire retarding foams containing polymethane and/or polyisocyanurate groups |
01/18/1983 | US4369261 Benzophenonetetracarboxylic acid, aromatic diamine and heterocyclic diamine components |
01/18/1983 | US4369259 Color-stabilized phenolic foams |
01/18/1983 | US4369258 Polyurethane foam compositions and a process for making same using a melamine polyol |
01/18/1983 | US4369257 Foaming synthetic resin compositions stabilized with certain naphthyl amine compounds |
01/18/1983 | US4369227 Which is an hydroxycarboxylic acid ester |
01/18/1983 | US4369126 Chemical blowing agent |
01/18/1983 | US4369064 Ethylenediammonium phosphates as catalysts |
01/18/1983 | CA1139778A1 High solids polyurethane coatings |
01/12/1983 | EP0069577A2 Process for the production of string-like porous material |
01/12/1983 | EP0069516A1 Porous thermoresin structures |
01/12/1983 | EP0069500A1 Intumescent flame retardant compositions |
01/12/1983 | EP0069364A1 Self-extinguishing expandible polystyrene particles |
01/12/1983 | EP0069338A2 Process for preparing flame retardant flexible polyurethane foams |
01/12/1983 | EP0069163A1 A frothable polyurethane composition and a cellular foam produced therefrom |
01/11/1983 | US4368350 Foamed fluorinated ethylene-propylene polymer dielectric between two conductors |
01/11/1983 | US4368279 Method for mechanically foaming silicone compositions |
01/11/1983 | US4368277 Redox systems for water treatment |
01/11/1983 | US4368276 Novel olefin polymer compositions and foamed articles prepared therefrom having improved elevated temperature dimensional stability |
01/11/1983 | US4368222 Phenol-functional compound and polyisocyanate in presence of tertiary amine |
01/11/1983 | US4368218 Shell-core polymer |
01/11/1983 | CA1139500A1 Process for making polyurethane foams |
01/05/1983 | EP0068830A1 Substrate carrying a porous polymeric material |
01/05/1983 | EP0068820A1 Process for making polyurethane foam |
01/05/1983 | EP0068673A1 Phenolic foam of increased resilience and process for making it |
01/05/1983 | EP0068467A1 Polypropylene foamed molded articles and process for production thereof |
01/05/1983 | EP0068459A1 Reverse osmosis membrane preparation |
01/05/1983 | EP0068439A1 Process for preparing foamed polymethyl-methacrylate articles |
01/05/1983 | EP0068298A1 Process for the preparation of styrene suspension polymers |
01/04/1983 | US4367326 Process for the production of polyepoxy silicate resins |
01/04/1983 | US4367296 Structural materials and components |
01/04/1983 | US4367293 Composition forming elastic foam at room temperature |
01/04/1983 | US4367291 Reducing the flammability of flexible polyurethane foams |
01/04/1983 | US4367290 Vacuum, polybutyl methacrylate |
01/04/1983 | US4367185 Method of producing crosslinked polypropylene foam |
01/04/1983 | CA1139050A1 Smoke suppressed rigid polyurethane foam |
01/04/1983 | CA1139049A1 Use of low molecular weight polyhydroxy compounds in methylene chloride blown polyurethane foams |
01/04/1983 | CA1138611A1 Process for preparation of foams by condensation reactions |
12/28/1982 | US4366264 Use of calcium metasilicate (wollastonite) as a formaldehyde suppressant for urea formaldehyde resins |
12/28/1982 | US4366263 Expanded cross-linked polyethylene particle, a molded product thereof and the methods thereof |
12/28/1982 | US4366122 Apparatus for making urea-formaldehyde insulation |
12/28/1982 | US4365558 Delayed self-ignition varnish covering consisting of hollow microspheres in binder |
12/28/1982 | CA1138599A1 Polymeric foam caulking compositions |
12/22/1982 | EP0067674A1 Production of cellular thermoplastic resinous material |
12/22/1982 | EP0067627A1 Fire resistant materials |
12/22/1982 | EP0067418A2 A polyvinyl chloride resinous composition and product thereof |
12/21/1982 | US4365024 Polyoxyalkylene/unsaturated diester reaction product for cellular foam stabilization |
12/21/1982 | US4364985 Porous sheet |
12/21/1982 | CA1137832A1 Flame resistant foam and a process for its production |
12/15/1982 | EP0066968A1 Partially cured phenolic resin foams |
12/15/1982 | EP0066967A1 Cured phenolic foams |
12/15/1982 | EP0066830A1 One-component system for preparing polyurethane foams with dimensional stability |
12/15/1982 | EP0066814A1 Charge modified microporous membrane, process for charge modifying said membrane, and process for filtration of fluids |
12/15/1982 | EP0066687A1 Process for producing difficultly inflammable expandable styrene polymers |
12/15/1982 | EP0066686A1 Process for producing difficultly inflammable expandable styrene polymers |
12/15/1982 | EP0030535B1 Method and device in manufacturing foamed urea formaldehyde material to be used as a sorbent |
12/14/1982 | US4363883 Structural materials and components |
12/14/1982 | US4363882 Method for producing flame retardant flexible polyurethane foams with blends of dibromoneopentyl glycol and flame retardant plasticizer |
12/14/1982 | US4363881 Method of making uniformly-sized expandable polymeric particles |
12/14/1982 | US4363849 Blend of ethylene-vinyl acetate copolymer, blowing agent, and pigments |
12/14/1982 | CA1137700A1 Particulate styrene polymers containing blowing agent |
12/14/1982 | CA1137698A1 Urethane foams utilizing hydrocarbon propellants |
12/14/1982 | CA1137458A1 Highly absorptive macroporous polymers |
12/08/1982 | EP0066233A1 Urea-formaldehyde resin, its preparation and its use |
12/08/1982 | EP0066125A1 Foams based on low formaldehyde-emission urea-formaldehyde resin and process for their preparation |
12/07/1982 | US4362823 Method and composition for closed cell foam formation |
12/07/1982 | US4362778 Foam composite material impregnated with resin |
12/01/1982 | EP0065872A1 Flexible polyurethane foams having junction modifying particulate additives |
11/30/1982 | US4361656 Method of making expandable styrene-type polymer beads |
11/30/1982 | US4361453 Microwave curing of precursors |
11/30/1982 | CA1136800A1 Method of preparing polyurea foam materials |
11/25/1982 | WO1982004014A1 Paper having mineral filler for use in the production of gypsum wallboard |
11/24/1982 | EP0065017A1 Styrene-acrylic acid copolymer foam |
11/24/1982 | EP0064985A1 Methods and apparatus for producing foamed thermoplastics material and articles |
11/23/1982 | US4360604 Benzophenonetetracarboxylic acid diester, heterocyclic diamine, aromatic diamine |
11/23/1982 | US4360602 Nucleation with azodicarbonamide, chloro-fluoroalkane |
11/23/1982 | US4360558 Pattern formed by crosslinking compound |
11/23/1982 | US4360556 Foamed low density polyethylene sheet material and carrier |