Patents for C08J 9 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof (41,910)
01/1981
01/13/1981US4244899 Activator in the form of a plastisol or organosol containing polyvinyl chloride
01/13/1981US4244689 Polymethyl methacrylate used in dentistry and joint prosthesis without a catalyst
01/13/1981CA1093750A1 Process for making cellular polyvinyl chloride products and products thereof
01/13/1981CA1093704A1 Semiconductor device and method of enveloping the semiconductor device
01/08/1981WO1981000010A1 Controlled release of trace nutrients
01/07/1981EP0021563A1 Resin materials, their use and article thereof
01/06/1981US4243761 Foams/closed-cell/
01/06/1981US4243757 Process for the production of alkali metal-cellulose-silicates and their reaction products
01/06/1981US4243755 Process for the manufacture of reinforced polyurethane foams
01/06/1981US4243754 Viscous, flowable, pressure-compensating fitting compositions
01/06/1981US4243717 Pentane blowing agent, suspension polymerization
01/06/1981US4243575 Filled thermoplastic resin compositions
01/06/1981CA1093250A1 Polyphosphazene blends
01/06/1981CA1092761A1 Flexible, plastic battery separator and process for making same
12/1980
12/30/1980US4242497 Production of amino-silicate compounds, condensation resinous products
12/30/1980US4242466 Polyurethanes and their preparation
12/30/1980US4242465 Foaming poly(p-methylstyrene) containing a fire retardant; crosslinking
12/30/1980US4242464 Production of porous materials
12/30/1980US4242410 Process for the production of foam plastics based on polyisocyanates having a light and yellowing resistant top layer and resultant product
12/30/1980US4242397 Porous substrate with layer of frothed, crushed, cured, foamed thermoplastic vinyl polymer; floors, walls
12/30/1980US4242159 Forming separating film on a carrier, placing on supporting membrane, dissolving carrier layer
12/30/1980CA1092750A1 Polyurethane foams containing stabilized amylaceous material
12/30/1980CA1092607A1 Organosilicone polymers
12/24/1980WO1980002846A1 Method and device in manufacturing foamed urea formaldehyde material to be used as a sorbent
12/24/1980WO1980002843A1 Process for setting a latex of a film forming material
12/24/1980WO1980002839A1 Curable organic resin compositions and foaming method
12/23/1980US4241204 Cationically curable organic resin compositions containing sulfonium salts and an organic oxidant
12/23/1980US4241194 Amino resin or phenolic resin products are useful for thermal or sound insulating building materials
12/23/1980US4241193 Rigid, intumescent foams cured to a permanent set
12/23/1980US4241192 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
12/23/1980US4241190 Cured binder secures fragments of open-celled material and polystyrene beads
12/23/1980US4241131 Moldable polyurethane foam-backed fabrics
12/23/1980US4241114 Rigid, intumescent foams of benzophenonetetracarboxylic acid
12/23/1980US4240998 Polystyrene, compression molding
12/23/1980US4240950 Stabilized filler suspensions in polyols
12/23/1980US4240817 Urea resin foam mat
12/23/1980CA1092300A1 Polyester foam materials
12/23/1980CA1092299A1 Fiber-containing polyurethane foams and process for their manufacture
12/23/1980CA1092026A1 Synthetic membrane for wound-dressings
12/23/1980CA1091875A1 Method of making filter board
12/16/1980US4239881 Phenal-urea-formaldehyde condensation product
12/16/1980US4239796 In-mold coating of structural foams and resultant product
12/16/1980US4239714 Filling the pores with a crosslinkable or polymerizable pore-blocking agent
12/16/1980US4239642 Premixes with good storage stability by addition of acrylic or methacrylic amides or esters
12/16/1980CA1091850A1 Process for the manufacture of foamed plastics with improved combustion characteristics
12/16/1980CA1091849A1 Highly porous ion exchange resins
12/16/1980CA1091592A1 High surface area permeable membrane
12/16/1980CA1091409A1 Dry phase inversion of exterior of cellulose acetate hollow fibre
12/10/1980EP0020025A1 Process for making polyurethane foams
12/10/1980EP0019910A1 A method for manufacturing a low density synthetic resin foamed body
12/10/1980EP0019776A1 Process for rendering polyurethane foams antistatic, and their use
12/10/1980EP0019748A1 Method of producing a fibre-reinforced resin foam and fibre-reinforced resin foam
12/09/1980US4238572 Tough structural plastics; fast molding cycles; maleic acid half ester-anhydride-styrene copolymer as blowing agent
12/09/1980US4238571 Process for producing porous materials
12/09/1980US4238570 Novel expandable particles of a styrene polymer and process for preparing the same
12/09/1980US4238380 Disodium ethoxylated rosin half esters of sulfosuccinic acid as foam stabilizers for latices and compositions containing same
12/09/1980CA1091381A1 Silicone containing reaction injection molded polyurethanes
12/02/1980USRE30442 Process for producing stabilized high strength urea-aldehyde insulating foams
12/02/1980US4237239 Floor coverings
12/02/1980US4237237 Absorbers for oil from water
12/02/1980US4237236 Plastics material and method of producing said material
12/02/1980US4237181 Method of manufacturing a flexible polyurethane foam product
12/02/1980US4237107 Cellular carbon beads and process for fabrication
12/02/1980US4237083 Blending polyolefin, silica, and water-insoluble plasticizer
12/02/1980CA1090800A1 Acrylonitrile-capped polyethersiloxanes
12/02/1980CA1090520A1 Hollow fiber having selective gas permeability and process for preparation thereof
11/1980
11/26/1980EP0019146A1 Combination of foaming agents based on azodicarbonamide, its preparation and its use for the preparation of porous synthetic thermoplastic articles
11/26/1980EP0019021A1 Process for continuously manufacturing polyolefin resin foam
11/25/1980US4235975 Bis(dimethylbenzyl)diphenylamine scorch inhibitor for polyurethane foams containing halogenated phosphate esters
11/25/1980US4235974 Process for the production of epoxy cellular solid products
11/18/1980US4234698 Method of making cured aminoplast foam
11/18/1980US4234696 2-Chloroethyl phosphonate compositions
11/18/1980US4234695 Method of producing polyurea foams
11/18/1980US4234693 Organic isocyanates and water
11/18/1980CA1090050A1 Bitumen filled polyester foams
11/18/1980CA1090048A1 Reduced-friability, highly cross-linked, flame- resistant, polyurethane foams
11/18/1980CA1090047A1 Urethane-modified isocyanurate foams having enhanced physical properties
11/18/1980CA1090045A1 Amphoteric ion exchange resins
11/18/1980CA1089875A1 Blowing agents - bis(hydrocarbylsulfonyl) carbohydrazides
11/18/1980CA1089725A1 Ionomer resin substrates coated with an epoxy primer and finished with an acrylic coating
11/13/1980WO1980002428A1 Process for making polyurethane foams
11/13/1980WO1980002427A1 Process for making polyurethane foams
11/12/1980EP0018814A1 Flexible polyurethane foam
11/12/1980EP0018410A1 Method and apparatus for producing hollow plastic microspheres
11/11/1980CA1089575A1 Foamed and solid rubber-graft copolymer compositions and method of preparation
11/04/1980US4232130 Filter elements
11/04/1980US4232129 Fireproofing
11/04/1980US4232128 Porous shaped cellulose hydrate article with an improved cleaning effect
11/04/1980US4232085 Flexible polyurethane foam having a low flame spread index
11/04/1980US4231979 High surface area permeable material
11/04/1980US4231916 Potting and encapsulating material for electronic circuits
11/04/1980US4231912 Rubber latex compounds
11/04/1980US4231911 Abrasion resistant coating for foamed plastic substrates
11/04/1980CA1089150A1 Foamable thermoplastic resin composition
10/1980
10/29/1980EP0018176A1 Process for producing flame retardant flexible polyurethane foams with blends of dibromoneopentyl glycol and flame retardant plasticizer and the foams obtained by this process
10/29/1980EP0017928A1 Process for the production of elastic moulded bodies
10/29/1980EP0017672A1 Elastic foam based on a melamine-formaldehyde condensation product, and its use
10/29/1980EP0017671A1 Process for preparing elastic foams based on a melamine-formaldehyde condensation product
10/28/1980US4230822 Flame-retardant polyurethane foams
10/28/1980US4230821 Incorporating a halogenated fire-retardant compound and 1h-benzotriazole or derivative