Matches 251 - 300 out of 343 < 1 2 3 4 5 6 7 >
Match Document Document Title
4072773 Porous sheet material and its production  
A porous sheet material made of a polymeric material comprising mainly a polyurethane elastomer, which comprises a base layer of vertically penetrating vesicular structure and a surface layer of...
4071645 Aqueous coating composition  
The aqueous coating composition, which is particularly adaptable for use as a household floor polish or a temporary protective coating for various articles, contains a non-volatile, solid film...
4064303 Process for decorating heat-stable polymer coating compositions  
The appearance of a heat-stable polymer coating is enhanced by a process which produces a decorative pattern within a heat-stable polymer coating. The process consists essentially of applying, in a...
4055427 Process of hardening a silver halide photographic material with a 1-carbamoyloxypyridinium salt  
As quick-acting hardeners for layers which contain protein, in particular gelatin layers for photographic purposes carbamoyl oxypyridinium salts are used.
4054705 Process for decorating coatings produced by heat-stable polymer compositions  
The appearance of a heat-stable polymer coating is enhanced by a process which produces a decorative pattern within a coating produced by a heat-stable polymer coating composition. The process...
4045269 Transparent formable polyurethane polycarbonate lamination  
A method for producing clear, cured transparent polycarbonate laminates comprises directly bonding a sheet of transparent thermosetting polyurethane sheet to a polycarbonate sheet to produce a...
4045608 Friction facing with porous sheet base  
Porous friction facing materials containing cellulose fibers are coated with an impregnant of ethyl silicate to provide automatic transmission clutch plate and band linings of improved frictional...
4038082 Image-receiving material for color diffusion transfer comprising PVA and polymethylol compounds  
An image-receiving element for color diffusion transfer photography for use with a photographic element containing at least one silver halide emulsion layer having incorporated therein a dye image...
4003846 Process for the encapsulating of substances immiscible with water  
A process for the encapsulating of substances immiscible with water by dispersing the substance to be encapsulated in a distribution medium in the presence of a hydrate or bisulphite adduct of a...
4002781 Process for making carrier sheets containing hardenable polyester resins  
This invention relates to a process for making carrier sheets containing hardenable polyester resins by treating the carrier sheets with solutions or emulsions of polyester resins, which comprises ...
3999834 Method for producing optical fibers and resulting fibers  
Light-focussing type optical fibers are formed from concentric circular sheath-core composite fibers composed of a sheath forming polymer having a defined solubility parameter and a defined...
4000099 Tar urethane composition  
A urethane composition comprising as a base compound a polyol and/or an isocyanate-reactive tar, and as a curing agent a liquid product of a toluene diisocyanate tar occurring as a by-product in...
3999992 Photosensitive element with antihalation layer and magnetic recording strips containing in-benzene disulfofluoride to crosslink antihalation layer  
The adherence of a magnetic sound strip to the surface of an anti-halation layer of a multi-layer motion picture film including at least one light-sensitive emulsion layer is enhanced by using as...
3988516 Manufacture of bonded textile sheet structures  
A process for improving the water absorption of textile sheet structures bonded by means of a polymer solution or dispersion, by the application and fixation of a polyglycol ether derivative...
RE28957 Synthetic resin compositions and methods of utilizing the same  
Methods of applying stable synthetic resin compositions to porous material materials the synthetic resin composition comprising: (1) a synthetic resin; (2) a polyvalent metal complex...
3971388 Titanium covered cardiac pacemaker with elastomer coating and method of applying same  
An implantable cardiac pacemaker which is enclosed in a titanium or titanium alloy housing with at least a portion of the housing coated with a silicone elastomer which both electrically and...
3969552 Process for impregnating porous articles  
Porous articles impregnated with certain anaerobic polymerizable sealants and having a coating of such sealant on their surface can have such coating removed by dissolving the sealant in an aqueous...
3965284 Chemically opening chrysotile asbestos and encapsulating  
Chrysotile asbestos is chemically opened into the individual fibrils by soluble vinylic polymer polyelectrolytes containing carboxylic acid groups in aqueous media. Polyacrylic acids,...
3958054 Chemical embossing of decorative surface coverings  
A process of making a decorative surface covering by preparing a granular resinous dryblend containing a vinyl resin and a plasticizer for the vinyl resin, depositing a layer of the dryblend on a...
3958043 Method of making chemically embossed surface coverings  
A process of making a decorative surface covering by preparing a granular resinous dryblend containing a polymerizable monomer compatible with the resin and having at least two olefinically...
3956211 Alkyd-type resin composition containing chelate compound having catalytic activity  
An alkyd-type resin composition comprising a chelate compound represented by the formula ##EQU1## wherein M is a metal of the first transition metal group (except for nickel), lead, or zirconium;...
3945927 Ion-exchange group bearing composite membranes  
Composite membranes bearing ion-exchange groups suitable for use in membrane separation processes are produced by providing a porous substrate which is physically semipermeable by itself, applying...
3943107 Processable high temperature polymers prepared from amine terminated polymers and cyanamides of polyfunctional secondary amines  
This invention provides compositions containing amine terminated high temperature prepolymers such as polyimides, polyamide-imides or the corresponding polyamide-acids in combination with...
3940374 Synthesis of polythiol polymer intermediates from polyunsaturated hydrocarbons  
Polythiols having more than two terminal and/or pendant thiol groups per polymer molecule are formed by the free radical catalyzed addition of a monomer system made up of either hydrogen sulfide or...
3939222 Production of polyurethane plastics  
A process for the preparation of a polyurethane plastic in the form of coatings on the surface of substrates, from storage-stable liquid mixtures free of solvents and made of solid thermoplastic...
3935339 Method for coating particulate material thereof  
A Method of coating particulate materials (such as silica sand, glass beads, seeds and metal particles) with a liquid thermosetting epoxy resin which comprises agitating the epoxy resin with the...
3934021 Prevention of apple scald  
A method for preventing or inhibiting scald on apples which method comprises applying to said apples an effective amount of a composition comprising as active ingredient a compound selected from...
3924033 Process for the production of sheet materials with reversible absorptivity for moisture vapor  
A process for the production of sheet material having reversible absorptivity for moisture vapor by applying polymers containing at least 5% by weight of esters of ethylenically unsaturated...
3888645 TREATMENT OF GLASS FIBERS  
This invention is addressed to a method for the treatment of glass fibers and to the glass fibers treated thereby, in which glass fibers are coated while in a nascent state with an epichlorohydrin...
3877978 Semipermeable membranes  
A method of improving the rejection performance of semipermeable membranes by incorporating thereinto an effective amount of a supplemental polymer containing a substantial amount of acetyl groups....
3865615 NON-THROMBOGENIC PLASTICS  
Non-thrombogenic plastic materials are prepared by a process which first fluorinates polyolefins or polyesters under conditions which produce both fluoride groups and reactive carboxyl groups and...
3860680 METHODS OF MAKING MICROPOROUS POLYMER MATERIALS  
Process is disclosed for producing water vapour permeable polymer sheets of improved surface smoothness. A coagulable polymer composition is applied to a dried evenly porous belt which then slides...
3849173 SYNTHETIC RESIN COMPOSITION AND METHODS OF UTILIZING THE SAME  
Methods of applying stable synthetic resin compositions to porous material the synthetic resin compositions comprising: (1) a synthetic resin; (2) a polyvalent metal complex coordination compound;...
3785847 PROCESS FOR ANTI-CORROSIVE PROTECTION BY REDUCTION OF IONISED METALS ON METAL SUBSTRATE  
Protecting iron and steel against corrosion by deposition of a metallic deposit from ionic compounds on the metal to be protected. The method comprises applying to the metal to be protected a paint...
3729536 METHOD OF PRODUCING WATER VAPOR PERMEABLE SHEET MATERIAL  
Coagulation process and apparatus for producing thick microporous polyurethane sheet material by passing a sheet of polymer extended with liquid vehicle beneath a close spaced plate with liquid...
3650802 PROCESS FOR COATING A SUBSTRATE WITH A POLYENE/POLYTHIOL COMPOSITION  
This invention relates to curing of coatings, sealants and laminates under ambient conditions without affecting the pot life of a curable liquid composition comprising a polyene containing at least...
3647515 PROCESS FOR TREATING WINDSHIELDS OF ORGANIC GLASS AND, RESPECTIVELY, THE OUTER LAYERS THEREOF  
An airplane windshield in the cockpit made of organic glass provided with a reliably effective antistatic coating which can withstand any external influences on a permanent basis and for preventing...
3515567 METHOD OF SURFACE TREATING POLYMER FILM TO PRODUCE PAPER-LIKE ARTICLE  
3514316 METHOD OF COATING METAL WITH COAL TAR PITCH AND ARTICLE PRODUCED THEREBY  
3514317 METHOD OF COATING A METAL SUBSTRATE WITH COAL TAR ENAMEL AND PRODUCT PRODUCED THEREBY  
3513049 GLASS FIBER TREATMENT FOR ELASTOMERIC REINFORCEMENT AND COMPOSITIONS  
3510340 PRINTING PROCESS  
3503789 METHOD OF MAKING A DYNAMIC SOLUTE-REJECTING MEMBRANE  
3475154 PLURAL COATED PELLET FORM PRODUCTS AND PROCESS OF MAKING  
3462523 CELLULAR COMPOSITIONS AND FIBROUS GLASS COATED THEREWITH  
3458337 METHOD FOR MAKING COVERING MATERIALS INCORPORATING FOAMED RESIN MATERIAL AND PRODUCT THEREOF  
3450556 TRAFFIC MARKING  
3429848 FOUNDRY BINDER COMPOSITION COMPRISING BENZYLIC ETHER RESIN,POLYISOCYANATE,AND TERTIARY AMINE  
3420695 PROCESS FOR DESENSITIZING METALLIC POWDERS  
3411940 Process for coating surfaces with polyepoxide compositions  
Matches 251 - 300 out of 343 < 1 2 3 4 5 6 7 >