Patents for C08G 65 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule (29,112) |
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02/12/1991 | US4992222 Method for removing volatile substances from polyphenylene ether or polyphenylene ether/styrene resin compositions |
02/12/1991 | CA1280234C Inpact modification of polyphenylene ether-polyamide compositions |
02/10/1991 | CA2022912A1 Process for the preparation of an aromatic polyether in the presence of finely divided codensation auxiliaries |
02/10/1991 | CA2022910A1 Process for the preparation of an aromatic polyether |
02/07/1991 | DE3925521A1 Thermally stable polyphenylene oxide - prepd. by reaction of hydroxyl-terminated mono-halo cpd. in solvent in presence of base |
02/06/1991 | EP0411666A2 Fluorinated carboxylic acid derivatives and methods for making |
02/06/1991 | EP0411510A2 Extruder isolation of polymers from solution |
02/06/1991 | EP0411415A2 Polyethercarboxylic esters and their preparation |
02/05/1991 | US4990679 Poly(tetrahydrofuran) |
02/05/1991 | US4990627 Hydroxy-substituted nitrophthalimide monomers |
02/05/1991 | US4990589 Poly(arylene ether ketones) |
02/05/1991 | US4990588 Temperature resistant aromatic polyethers |
02/05/1991 | US4990576 Tetramines by amination of polyoxyalkylene glycols |
02/05/1991 | US4990283 Microemulsions containing perfluoropolyethers |
02/05/1991 | CA2022571A1 Extruder isolation of polymers from solution |
02/05/1991 | CA1279874C Stable emulsifier and substituted succinic anhydride compositions therewith |
02/05/1991 | CA1279822C Biologically-active copolymers |
01/30/1991 | EP0410929A2 Linear polymers |
01/30/1991 | EP0410199A2 Plastic material curable in multiple stages |
01/30/1991 | EP0248054B1 Copolymer of difluoromethylene oxide and tetrafluoroethylene oxide |
01/30/1991 | CN1011412B Process for preparing oxymethylene polymer using boron trifluoride in admixture with an inert gas |
01/29/1991 | US4988797 Cationic polymerization of cyclic ethers |
01/29/1991 | US4988775 Improved heat stability for impact strength and tensile strength |
01/29/1991 | CA1279741C Grouting composition |
01/25/1991 | CA2021689A1 Linear polymers |
01/24/1991 | DE3923232A1 Polyphenylene ether(s) prodn. by oxidative coupling of phenol(s) - in presence of catalyst comprising copper salt and substd. pyridine, tert.-butylamine, piperidine, pyrrolidine or piperazine |
01/23/1991 | EP0409684A1 Acetylene derivatives, method of making them, acetylenic polymers and their applications |
01/23/1991 | EP0409599A2 Polyol, polyurethane resin and utilization thereof |
01/23/1991 | EP0408857A2 Process for the preparation of nonionic surfactants low in alkylene oxides and 1,4-dioxane by means of alkali metal alcoholate catalyst |
01/23/1991 | EP0408856A2 Process for the preparation of nonionic surfactants low in alkylene oxides and 1,4-dioxane by means of alkali metal alcoholate catalyst |
01/22/1991 | US4987271 Method for purifying a polyoxyalkylene alcohol |
01/22/1991 | CA1279435C Process for alkylene oxide polymerization |
01/22/1991 | CA1279419C Polyphenylene ether-polycarbonate copolymers and method of preparation |
01/22/1991 | CA1279321C Alkali metal bis-phenethyl or tris-phenethyl-pyridines |
01/20/1991 | CA2020971A1 Acetylene derivatives, their preparation process, new acetylene polymers and their uses |
01/16/1991 | EP0408125A1 Modified poly(2,6-dimethyl-p-oxyphenylene), a process for its preparation and its use in gas mixture separation membranes |
01/16/1991 | EP0407950A1 Formal compounds, fuel oil additives, and fuel oil compositions |
01/16/1991 | EP0407584A1 Stabilized polyphenylene ether resin |
01/16/1991 | CN1048553A Poly (alkenyl substituted aromatic) and elastomer containing polymer compositions and process for their preparation |
01/15/1991 | WO1991001291A1 Alkoxylation products of carboxylic acids and/or carboxylic acid derivatives containing oh groups |
01/15/1991 | US4985551 Process for purification of catalysts from polyols using ion exchange resins |
01/15/1991 | US4985546 For coloring polyurethane foams |
01/15/1991 | US4985491 Polyurethane sealants made using high molecular weight polyols prepared with double metal cyanide catalysts |
01/15/1991 | US4985473 Poly/fluorooxyalkylene/urethanes |
01/15/1991 | US4985412 Phosphoric acid ester, process for preparing the same, and detergent composition containing the same |
01/15/1991 | US4985047 Octane requirement increase |
01/15/1991 | CA2064203A1 Alkoxylation products of carboxylic acids and/or carboxylic acid derivatives containing oh groups |
01/12/1991 | CA2020796A1 Modified poly (2,6-dimethyl-p-oxyphenylene), a process for its preparation and its use in gas mixture separation membranes |
01/11/1991 | CA2020714A1 Macromers for preparation of graft polymer polyol dispersions |
01/10/1991 | WO1991000272A1 Poly(perfluoroether)acyl peroxides |
01/10/1991 | DE3921165A1 New aromatic ether cpds. used in plastics prodn. |
01/09/1991 | EP0406731A2 Surface-modified micaceous particulates having improved dispersibility in aqueous media |
01/09/1991 | EP0406440A1 Production of polyether |
01/08/1991 | US4983708 Novel polyacetal copolymers of trioxane and glycidyl ester derivatives |
01/08/1991 | US4983700 Curable polymer composition |
01/08/1991 | CA1278893C Alkali soluble latex thickeners |
01/02/1991 | EP0406168A1 Addition products of phenylalkylglycid ethers |
01/02/1991 | EP0405464A2 Polyether acrylamide derivatives and active energy ray curable resin composition |
01/02/1991 | EP0405139A1 Method for preparation of aryloxytriazine-capped polyphenylene ethers |
01/01/1991 | US4981961 Chemically-stable chromatography adsorber; modifying nucleophilic polymers with pyridine bases |
01/01/1991 | US4981919 End capped thermally stable polyphenylene oxide (PPO) |
01/01/1991 | US4981727 Polyfluoropolyethers having pendant perfluoroalkoxy groups |
12/31/1990 | CA2020044A1 Phenylalkyl glycidyl ether addition products |
12/28/1990 | CA2019824A1 Polyether acrylamide derivatives and active energy ray curable resin composition |
12/27/1990 | WO1990015854A1 Electro-optical liquid crystal system |
12/27/1990 | WO1990015659A1 Process for removing ionizable impurities from non-aqueous fluids |
12/27/1990 | EP0404724A2 Polyarylenethers |
12/27/1990 | EP0404262A2 Monoepoxide-polyol adducts, and process for preparing the same |
12/27/1990 | EP0404261A2 Poly(alkenyl substituted aromatic) and elastomer containing polymer compositions and process for their preparation |
12/27/1990 | EP0404255A1 Acid halide and/or acyllactam functional compounds and polylactam block copolymers derived therefrom |
12/27/1990 | EP0404254A1 N-substituted carbamoyllactam functional compounds and polylactam block copolymers derived therefrom |
12/27/1990 | EP0404031A1 UV curable non-toxic epoxysilicone release coating compositions and method |
12/27/1990 | EP0404030A1 Method for coating substrates with UV curable epoxysilicone compositions |
12/27/1990 | EP0404029A1 Substantially odor free, UV curable organopolysiloxane release coating compositions and coating method |
12/27/1990 | EP0403810A2 Low odor polyphenylene ether |
12/27/1990 | EP0403718A2 Products of styrene oxide |
12/26/1990 | CN1048060A Rinse-added fabric conditioning compositions containing fabric softening agents and cationic polyester soil release polymers therefor |
12/26/1990 | CN1048046A Process for modification of polyphenylene ether or related polymers with cyclic acid anhydride |
12/26/1990 | CN1010948B Process for prepn. of fluor containing polyethers |
12/25/1990 | US4980514 Ketone derivatives of polyoxypropylene glycols |
12/25/1990 | US4980453 Converted to linear polymers |
12/25/1990 | US4980425 Dispersant, emulsifier |
12/25/1990 | US4980424 Used in polyamides |
12/25/1990 | US4980415 Compositions comprising polyphenylene ethers and reactive graft polymers |
12/25/1990 | US4980087 Anionic surfactants for shampoo |
12/23/1990 | CA2019508A1 Polyarylene ethers |
12/23/1990 | CA2019433A1 Poly(alkenyl substituted aromatic) and elastomer containing polymer compositions and process for their preparation |
12/23/1990 | CA2013352A1 Low odor polyphenylene ether |
12/22/1990 | CA2019370A1 N-substituted carbamoyllactam functional compounds and polylactam block copolymers derived therefrom |
12/22/1990 | CA2019362A1 Acid halide and/or acyllactam functional compounds and polylactam block copolymers derived therefrom |
12/22/1990 | CA2013339A1 Method for coating substrates with uv curable epoxysilicone compositions |
12/22/1990 | CA2013338A1 Uv curable non-toxic epoxysilicone release coating compositions and method |
12/22/1990 | CA2012812A1 Substantially odor free, uv curable organopolysiloxane release coating compositions and coating method |
12/21/1990 | CA2013340A1 Method for preparation of aryloxytriazine-capped polyphenylene ethers |
12/20/1990 | DE4003621C1 Silane poly:oxy:alkylene glycidyl ether - for improving e.g. epoxy] resins and inorganic materials e.g. glass fibres |
12/20/1990 | CA2019158A1 Monoepoxide-polyol adducts, and process for preparing the same |
12/20/1990 | CA2006424A1 Styrene oxide products |
12/19/1990 | EP0403132A2 Monocarbamate diols, polymers derived from them, and NLO-active materials therefrom |
12/19/1990 | EP0403023A2 Process for modification of polyphenylene ether or related polymers with a cyclic acid anhydride and the use thereof in modified, high temperature rigid polymer of vinyl substituted aromatics |
12/19/1990 | EP0402721A2 Process for producing polyphenylenether by oxidative coupling reaction in solution |