Patents for C08J 9 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof (41,910)
02/1983
02/09/1983EP0071169A2 Microporous article with open cells, having an inherent and latent property to change its structure
02/08/1983US4373033 Blended plastomeric and elastomeric rubber latex sponge
02/08/1983US4372814 Paper having mineral filler for use in the production of gypsum wallboard
02/08/1983CA1141100A1 Low density synthetic resin foamed body and manufacturing method therefor
02/08/1983CA1141099A1 Thermosetting resin glues foamable to high density
02/08/1983CA1141097A1 Manufacture of dimensionally stable polyurethane foams from storage-stable prepolymers containing isocyanate groups and tertiary amino groups
02/08/1983CA1141096A1 Production of polyurethane foam of reduced tendency to form embers when burned
02/08/1983CA1141069A1 Stabilization of halogenated polyols for polyurethane production
02/08/1983CA1140713A1 Process for producing a cellulose acetate- type permselective membrane having very high water permeability and protein retention
02/01/1983US4371564 Production of porous diaphragm for electrolytic cell
02/01/1983CA1140694A1 Dispersions of high melting polyesters in polyhydroxyl compounds, a process for their preparation and their use in the production of polyurethanes
02/01/1983CA1140308A1 Membrane with porous surface
01/1983
01/26/1983EP0070658A2 High performance foams of thermotropic liquid crystal polymers
01/26/1983EP0070436A1 Stabilizer-containing reactive components for PU foams, stabilizers and process for the preparation of the stabilizers
01/26/1983EP0070419A2 Process for preparing cellular foam stabilizer and foam material produced thereby
01/25/1983US4370425 Process for obtaining permanently self-extinguishing cellular materials which have a low density and high mechanical characteristics
01/25/1983US4370424 Plastic and foam plastic and method for making them
01/25/1983US4370423 Carbon monoxide, free radical catalyst, foaming agent
01/25/1983US4370378 Containing non-crosslinked polyethylene
01/25/1983US4370286 Chlorinated polyvinyl chloride composition
01/25/1983CA1140285A1 Polyether-derived polyurethane foam impregnant and method of application
01/20/1983WO1983000117A1 Process for making polyurethane foam
01/19/1983EP0069975A1 Process for preparing fire retarding foams containing polymethane and/or polyisocyanurate groups
01/18/1983US4369261 Benzophenonetetracarboxylic acid, aromatic diamine and heterocyclic diamine components
01/18/1983US4369259 Color-stabilized phenolic foams
01/18/1983US4369258 Polyurethane foam compositions and a process for making same using a melamine polyol
01/18/1983US4369257 Foaming synthetic resin compositions stabilized with certain naphthyl amine compounds
01/18/1983US4369227 Which is an hydroxycarboxylic acid ester
01/18/1983US4369126 Chemical blowing agent
01/18/1983US4369064 Ethylenediammonium phosphates as catalysts
01/18/1983CA1139778A1 High solids polyurethane coatings
01/12/1983EP0069577A2 Process for the production of string-like porous material
01/12/1983EP0069516A1 Porous thermoresin structures
01/12/1983EP0069500A1 Intumescent flame retardant compositions
01/12/1983EP0069364A1 Self-extinguishing expandible polystyrene particles
01/12/1983EP0069338A2 Process for preparing flame retardant flexible polyurethane foams
01/12/1983EP0069163A1 A frothable polyurethane composition and a cellular foam produced therefrom
01/11/1983US4368350 Foamed fluorinated ethylene-propylene polymer dielectric between two conductors
01/11/1983US4368279 Method for mechanically foaming silicone compositions
01/11/1983US4368277 Redox systems for water treatment
01/11/1983US4368276 Novel olefin polymer compositions and foamed articles prepared therefrom having improved elevated temperature dimensional stability
01/11/1983US4368222 Phenol-functional compound and polyisocyanate in presence of tertiary amine
01/11/1983US4368218 Shell-core polymer
01/11/1983CA1139500A1 Process for making polyurethane foams
01/05/1983EP0068830A1 Substrate carrying a porous polymeric material
01/05/1983EP0068820A1 Process for making polyurethane foam
01/05/1983EP0068673A1 Phenolic foam of increased resilience and process for making it
01/05/1983EP0068467A1 Polypropylene foamed molded articles and process for production thereof
01/05/1983EP0068459A1 Reverse osmosis membrane preparation
01/05/1983EP0068439A1 Process for preparing foamed polymethyl-methacrylate articles
01/05/1983EP0068298A1 Process for the preparation of styrene suspension polymers
01/04/1983US4367326 Process for the production of polyepoxy silicate resins
01/04/1983US4367296 Structural materials and components
01/04/1983US4367293 Composition forming elastic foam at room temperature
01/04/1983US4367291 Reducing the flammability of flexible polyurethane foams
01/04/1983US4367290 Vacuum, polybutyl methacrylate
01/04/1983US4367185 Method of producing crosslinked polypropylene foam
01/04/1983CA1139050A1 Smoke suppressed rigid polyurethane foam
01/04/1983CA1139049A1 Use of low molecular weight polyhydroxy compounds in methylene chloride blown polyurethane foams
01/04/1983CA1138611A1 Process for preparation of foams by condensation reactions
12/1982
12/28/1982US4366264 Use of calcium metasilicate (wollastonite) as a formaldehyde suppressant for urea formaldehyde resins
12/28/1982US4366263 Expanded cross-linked polyethylene particle, a molded product thereof and the methods thereof
12/28/1982US4366122 Apparatus for making urea-formaldehyde insulation
12/28/1982US4365558 Delayed self-ignition varnish covering consisting of hollow microspheres in binder
12/28/1982CA1138599A1 Polymeric foam caulking compositions
12/22/1982EP0067674A1 Production of cellular thermoplastic resinous material
12/22/1982EP0067627A1 Fire resistant materials
12/22/1982EP0067418A2 A polyvinyl chloride resinous composition and product thereof
12/21/1982US4365024 Polyoxyalkylene/unsaturated diester reaction product for cellular foam stabilization
12/21/1982US4364985 Porous sheet
12/21/1982CA1137832A1 Flame resistant foam and a process for its production
12/15/1982EP0066968A1 Partially cured phenolic resin foams
12/15/1982EP0066967A1 Cured phenolic foams
12/15/1982EP0066830A1 One-component system for preparing polyurethane foams with dimensional stability
12/15/1982EP0066814A1 Charge modified microporous membrane, process for charge modifying said membrane, and process for filtration of fluids
12/15/1982EP0066687A1 Process for producing difficultly inflammable expandable styrene polymers
12/15/1982EP0066686A1 Process for producing difficultly inflammable expandable styrene polymers
12/15/1982EP0030535B1 Method and device in manufacturing foamed urea formaldehyde material to be used as a sorbent
12/14/1982US4363883 Structural materials and components
12/14/1982US4363882 Method for producing flame retardant flexible polyurethane foams with blends of dibromoneopentyl glycol and flame retardant plasticizer
12/14/1982US4363881 Method of making uniformly-sized expandable polymeric particles
12/14/1982US4363849 Blend of ethylene-vinyl acetate copolymer, blowing agent, and pigments
12/14/1982CA1137700A1 Particulate styrene polymers containing blowing agent
12/14/1982CA1137698A1 Urethane foams utilizing hydrocarbon propellants
12/14/1982CA1137458A1 Highly absorptive macroporous polymers
12/08/1982EP0066233A1 Urea-formaldehyde resin, its preparation and its use
12/08/1982EP0066125A1 Foams based on low formaldehyde-emission urea-formaldehyde resin and process for their preparation
12/07/1982US4362823 Method and composition for closed cell foam formation
12/07/1982US4362778 Foam composite material impregnated with resin
12/01/1982EP0065872A1 Flexible polyurethane foams having junction modifying particulate additives
11/1982
11/30/1982US4361656 Method of making expandable styrene-type polymer beads
11/30/1982US4361453 Microwave curing of precursors
11/30/1982CA1136800A1 Method of preparing polyurea foam materials
11/25/1982WO1982004014A1 Paper having mineral filler for use in the production of gypsum wallboard
11/24/1982EP0065017A1 Styrene-acrylic acid copolymer foam
11/24/1982EP0064985A1 Methods and apparatus for producing foamed thermoplastics material and articles
11/23/1982US4360604 Benzophenonetetracarboxylic acid diester, heterocyclic diamine, aromatic diamine
11/23/1982US4360602 Nucleation with azodicarbonamide, chloro-fluoroalkane
11/23/1982US4360558 Pattern formed by crosslinking compound
11/23/1982US4360556 Foamed low density polyethylene sheet material and carrier