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| Number | Title | Issue Date |
| 4543372 | Low dusting powdery alginate impression material for dental use A low dusting powdery alginate impression material for dental use is disclosed which comprises: (a) an alginate, (b) a gelling agent, (c) a gelation controlling agent, (d) a filler, (e) at least one hydrophobic liquid having a vapor pressure of not higher than... | 09/24/1985 |
| 4542065 | Chemically treated glass fibers and strands and dispersed products thereof Treated glass fibers having improved utilization of silane coupling agents are produced which have good strand handling and processing properties and which result in reinforced polymeric materials having good strength properties and good UV color stabilit... | 09/17/1985 |
| 4542168 | Denture fixative composition with partially neutralized and crosslinked polyacrylic acid A denture fixative composition contains as the active fixative a partially neutralized and crosslinked polyacrylic acid or a precursor combination of the polyacrylic acid, neutralizing agent(s) and crosslinking agent(s) which is adapted to form the active... | 09/17/1985 |
| 4525501 | Protection against soiling Water-resistant articles such as automobile surfaces are protected against soiling from asphalt undercoating, paint overspray and the like, by applying a pre-coat film of polymer that is readily flushed off with water after the soiling exposure is termina... | 06/25/1985 |
| 4515913 | Dental impression composition Powdered alginate compositions formulated with a polymer comprising polyacrylamide have enhanced smoothness characteristics upon admixing with water to obtain orally settable, dental impression material.... | 05/07/1985 |
| 4501834 | Gels formed from anionic and cationic polymers The formation of novel water soluble and water insoluble gels by interpolymer reactions of selective anionic polymers with selective cationic polymers in an aqueous medium, with either polymer serving as a cross-linking agent under specific conditions of ... | 02/26/1985 |
| 4499214 | Method of rapidly dissolving polymers in water Water-soluble polymers are rapidly dissolved in water by dispersing finely divided particles of the polymer into a liquid carrier in which the polymer is insoluble to form a suspension. The suspension is then added to water in order to release the polymer... | 02/12/1985 |
| 4468484 | Settable alignate compositions containing polyacrylamide An oral, settable, dental composition is prepared by interacting Component A containing an alkali metal alginate in an aqueous paste with Component B containing a divalent metal salt such as calcium sulfate and a reaction rate retarder such as tetrasodium... | 08/28/1984 |
| 4454053 | Additive for the water circulating in civil and industrial heating plants This invention is relevant to a method for saving fuel in heating plants which utilize thermal energy obtained through combustion of fuel in a boiler and in which the heat transfer medium is circulating water, said method consisting of mixing the circulat... | 06/12/1984 |
| 4432797 | Water based thickened stain A water borne wood stain resistant to pigment settling prior to use. A preferred formulation contains the following components in approximate parts by weight:... | 02/21/1984 |
| 4373011 | Blends of algin, tamarind, and a polycationic electroconductive polymer A novel blend of two components: one a blend of algin and tamarind; and the other, a polycationic electroconductive polymer is disclosed, which is used as a paper coating composition. The paper coated above improvement in film-forming, reduction in air po... | 02/08/1983 |
| 4339360 | Particles of activated oxidized polysaccharide substance coated with inactive protective layer and method for manufacture thereof Particles of active substance each comprising a core of a high molecular substance containing an aldehyde group and a coat applied to the aforementioned core and formed of the reaction product of the aforementioned aldehyde group-containing high molecular... | 07/13/1982 |
| 4333863 | Water resistant texturized wall coverings Texturized wall coverings comprising inexpensive materials such as paper pulp fibers, textile linters, and cotton threads can be made water resistant by the incorporation therein of a blend of tamarind gum, algin, and, optionally, guar gum.... | 06/08/1982 |
| 4311804 | Process for the preparation of a fully hydrolyzed polyvinyl alcohol modified melamine-formaldehyde resin for application in decorative laminates A process for preparing a fully hydrolyzed polyvinyl alcohol modified melamine-formaldehyde resin useful in decorative laminates is disclosed. The process comprises reacting melamine, formaldehyde, and fully hydrolyzed polyvinyl alcohol at 80°-90° C. un... | 01/19/1982 |
| 4302367 | Paper-coating compositions An improved paper-coating composition containing, per 100 parts by weight of finely divided pigment, from 5 to 25 parts by weight of one or more copolymers, having a glass transition temperature of from -40° to 50° C., in the form of an aqueous dispersi... | 11/24/1981 |
| 4273734 | Casting of polyelectrolytes in hydrogel molds Conformable hydrogel molds or forms are adapted for the casting of polyelectrolytic materials whereby an irreversibly gelled, three dimensional article faithfully reproduces the interior topography of the mold.... | 06/16/1981 |
| 4263181 | Chemically stabilized azulmic acids, processes for their preparation and their use The present invention relates to certain new azulmic acids stabilized by reaction with aminoplast-forming agents and carbonyl compounds or condensation products thereof, to a process for their preparation and to their use for various purposes.... | 04/21/1981 |
| 4253999 | Agent for protecting the surface of lithographic printing plate comprising a plasticizer containing oil phase and a surfactant and a hydrophilic high molecular weight compound containing aqueous phase An agent for protecting the surface of a lithographic printing plate which is an emulsion comprising an oil phase containing a plasticizer having a solidifying point of 15° C. or less and a surfactant, and an aqueous phase having dissolved therein a hydr... | 03/03/1981 |
| 4212920 | Fireproofing composition comprising sodium silicate, gum arabic or other gum, and a water dispersible polymer selected from the class of epoxy polymers, natural latices and synthetic latices Fireproofing composition comprising sodium silicate, gum arabic (or other gum) and a water dispersible polymer.... | 07/15/1980 |
| 4194999 | Process for producing powdery rubber A powdery rubber is produced by mixing an anionic or nonionic rubber latex with an aqueous solution of an anionic water soluble macro-molecular compound which is dissociated in water to give negative charge; adjusting the pH to an acidic condition; adding... | 03/25/1980 |
| 4170578 | Aqueous rapid-drying printing ink A printing ink which rapidly dries under the influence of heat, in particular from infra-red radiation, wherein in addition to a hydrophobic phase which is composed of a non-polar solvent, a modified phenol or cresol formaldehyde resin, a crosslinkable un... | 10/09/1979 |
| 4167464 | Photopolymerized hydrophilic interpolymers of unsaturated carboxylic acid and esters Highly water absorbent films and fibers are prepared by photopolymerizing an alkaline metal salt of acrylic acid, at least one alkyl acrylate or methacrylate wherein the alkyl group contains 10 to 30 carbon atoms, at least one alkyl acrylate or methacryla... | 09/11/1979 |
| 4166052 | Pneumatic tire comprising polyisoprene rubber and alkali metal alginate in at least tread portion thereof adapted for travelling on frozen roads A rubber composition containing polyisoprene rubber or a blend of polyisoprene rubber and polybutadiene rubber has a high friction coefficient against the frozen road surface due to the easy deformability at low temperature and high affinity for water. A ... | 08/28/1979 |
| 4157322 | Water diverting gel compositions This invention relates to the recovery of oil from underground deposits. The invention relates to novel gel compositions consisting of water, a polysaccharide polymer, an acid generating salt and a melamine resin. The invention also relates to the method ... | 06/05/1979 |
| 4145502 | Spheroidal particulate polytetrafluoroethylene dispersion resin Particulate polytetrafluoroethylene dispersion resin characterized by high molecular weight, relatively large particle size, uniform spherical particle shape and narrow particle size distribution, which is suitable for making stable concentrated aqueous p... | 03/20/1979 |
| 4115331 | Surface sizing compositions for paper A paper surface-sized with a surface sizing composition, which comprises a copolymer of acrylic or methacrylic ester, alkai metal salts of acrylic or methacrylic acid, and acrylic or methacrylic acid, or lower alkyl amine salts thereof.... | 09/19/1978 |
| 4115327 | Phenolic resin color developing compositions for copying papers and methods of preparation Improved aqueous color developing compositions for copying papers are prepared by emulsifying phenolic resins having relatively low molecular weights. The aqueous emulsions are prepared by condensing a phenol and an aldehyde in the presence of an acid cat... | 09/19/1978 |
| 4115537 | Resin tablet and use thereof in diagnostic tests Resilient polystyrene anion-exchange resin beads in a size range of 50 to 600 mesh are bound together by microcrystalline cellulose to form a tablet suitable for use in conducting clinical diagnostic tests, and particularly, in making thyroxine determinat... | 09/19/1978 |
| 4113854 | Prophylactic treatment of mastitis A method is disclosed for the prophylactic treatment of mastitis in milk-producing animals. The method comprises dipping the teats of the animal into a composition comprising a film-forming polymer latex and a water-soluble polymer thickening agent in an ... | 09/12/1978 |
| 4069176 | Process for producing dyed finely divided hardened benzoguanamine resins having uniform particle size and excelling in dispersibility A process for producing a dyed finely divided hardened resin of uniform particle size excelling in dispersibility which comprises, in combination, the steps of reacting benzoguanamine with formaldehyde in a ratio of 1.0 mole of the former to 1.2 - 3.5 mol... | 01/17/1978 |
| 4026848 | Aqueous phenolic resole dispersion containing gum ghatti interfacial agent Aqueous phenolic resole dispersions are disclosed. The dispersions are produced in the presence of gum ghatti and a thickening agent. The dispersions of the invention contain phenolic resole particles that can be very small and uniform in size, thereby en... | 05/31/1977 |
| 3970629 | Composition for paper coating A composition for paper coating which comprises a pigment and, as a pigment binder, a synthetic copolymer latex comprising about 24.5 to 50 parts by weight of at least one aliphatic conjugated diolefin, about 0.5 to 10 parts by weight of at least one ethy... | 07/20/1976 |
| 3962169 | Fluoroelastomer latex containing lithium ion and a creaming agent and process for preparation thereof A fluoroelastomer latex which remains useful after being stored for a long period of time and which can be produced by a process employing a relatively brief residence time in the reactor can be prepared by (A) forming an aqueous emulsion of monomers capa... | 06/08/1976 |
| 3955997 | Semi-solid emulsion coating composition A semi-solid emulsion coating composition which is shapable and fluidizable under shear when contacted to the surface of an article to be coated, and comprising at least an aqueous emulsion; a water-soluble organic solvent; a thixotropy imparting material... | 05/11/1976 |
| 3952347 | Biodegradable barrier film and absorbent pad utilizing same A biodegradable barrier film is provided which is useful as a barrier layer in absorbent pads such as sanitary napkins and diapers. The film comprises a matrix of a non-biodegradable film-forming material which is resistant to solubility in water having a... | 04/27/1976 |
