Patents for C07C 265 - Derivatives of isocyanic acid (3,263) |
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03/06/1996 | EP0699659A2 Process and device for separating a solid residue from its solution in stirred material bed |
03/06/1996 | EP0699658A1 Process for preparing liquid diphenylmethane diisocyanate |
03/06/1996 | EP0699657A1 Process for the preparation of aromatic polyisocyanate compounds in gas phase |
03/01/1996 | CA2157099A1 Process and a device for separating a solid residue from its solution in a stirred bed of material |
02/22/1996 | WO1996005171A1 4,4'-methylen-bis-(3-chloro-2,6-dialkylphenylisocyanates) and polyurethane systems containing the same |
02/22/1996 | CA2197560A1 4,4'-methylene-bis-(3-chloro-2,6-dialkylphenyl isocyanates) and polyurethane systems containing same |
02/15/1996 | DE19529631A1 Surface treatment for reinforcing materials for composites |
02/06/1996 | US5489623 Applying polymer to surface, exposing to incident photonicradiation to render portions less soluble or dispersible |
02/01/1996 | WO1996002518A1 Substituted cinnamic oxime and hydroxamide derivatives |
02/01/1996 | CA2195021A1 Substituted cinnamic oxime and cinnamic hydroxamide derivatives |
01/18/1996 | DE4424791A1 Substituierte Zimtoxim- und Zimthydroxamid-Derivate Substituted cinnamic hydroxamide Zimtoxim- and derivatives |
01/16/1996 | US5484916 Catalytic dimerization |
01/16/1996 | US5484819 Acidifying polymethylenepolyphenylenepolyamine before phosgenation to produce polymethylenepolyphenylamine polyisocyanate |
12/19/1995 | US5476644 Cyclic triamine chelating agents |
11/30/1995 | WO1995032174A1 Omega-hydrofluoroalkyl ethers, precursor carboxylic acids and derivatives thereof, and their preparation and application |
11/30/1995 | CA2190116A1 Omega-hydrofluoroalkyl ethers, precursor carboxylic acids and derivatives thereof, and their preparation and application |
11/23/1995 | WO1995031440A1 Substituted diazacyclohexandi(thi)ones |
11/23/1995 | DE19500118A1 Substituierte Diazacyclohexandi(thi)one Substituted diazacyclohexanedi (thi) ones |
11/23/1995 | CA2190504A1 Substituted diazacyclohexandi(thi)ones |
11/22/1995 | EP0683154A1 Diisocyanates, process for their preparation and their use |
11/21/1995 | US5468783 Modified aromatic polyisocyanates and their use for the production of rigid foamed materials |
11/18/1995 | CA2149275A1 Diisocyanates and processes for their production and use |
11/08/1995 | EP0680984A1 Isocyanates blocked with hydroxyaromatic compounds |
11/08/1995 | EP0680466A1 Process for preparing isocyanates. |
11/07/1995 | US5464921 Polyisocyanate mixtures, a process for their production and their use for the production of polyurethanes |
10/26/1995 | WO1995028380A1 Cyclic triamine chelating agents |
10/26/1995 | CA2186600A1 Cyclic triamine chelating agents |
10/17/1995 | CA1337353C Coreactive photoinitiators |
10/12/1995 | CA2146522A1 Process for the production of diisocyanates |
10/11/1995 | EP0676392A1 Process for the preparation of diisocyanates |
10/11/1995 | EP0676391A1 Process for the preparation of isocyanates or isocyanate mixtures and their use for the manufacture of light coloured foams |
10/11/1995 | EP0676062A1 Photodefinable polymers containing perfluorocyclobutane groups |
10/10/1995 | US5457134 Controlling nematodes, insects, acarids on plants |
10/08/1995 | CA2146512A1 Process for the production of isocyanates and for the production of light colored foams therefrom |
10/05/1995 | WO1995026332A1 Obtaining toluene 2,6-diisocyanate from a mixture containing toluene 2,6-diisocyanate and toluene 2,4-diisocyanate |
09/26/1995 | US5453536 By pyrolysis under mild conditions in the absence of solvent and catalyst; preparation of polyurethanes |
09/20/1995 | EP0672653A1 Process for producing isocyanates |
09/19/1995 | US5451697 Carbon dioxide and primary amine |
09/14/1995 | WO1995024384A1 Polycarbamates, process for preparing polycarbamates, and process for preparing polyisocyanates |
09/13/1995 | EP0671426A1 Modified blends of (cyclo)aliphatic polyisocyanates, process for their preparation and their use |
09/12/1995 | US5449818 Reaction of diamine with phosgene to form diisocyanate |
09/12/1995 | US5449817 Process for the preparation of organic isocyanates |
08/29/1995 | US5446196 Process for the production of isocyanates and for the continuous working-up of the residue |
08/18/1995 | CA2139535A1 Modified (cyclo)aliphatic polyisocyanate mixtures, preparation thereof and use thereof |
07/06/1995 | WO1995018098A1 Process for preparing isocyanates |
07/05/1995 | EP0661278A1 Blocked polyisocyanates |
07/01/1995 | CA2139365A1 Masked polyisocyanates; process for preparing the same and process for preparing polymers from said masked polyisocyanates |
06/20/1995 | US5426164 Photodefinable polymers containing perfluorocyclobutane groups |
06/20/1995 | CA1335992C Process for the production of polyisocyanates containing isocyanurate groups and their use |
06/14/1995 | EP0657420A1 Process for the preparation of diurethanes and their use in the preparation of diisocyanates |
06/14/1995 | CA2137713A1 Process for the production of diurethanes and their use for the production of diisocyanates |
06/13/1995 | US5424386 Modified aromatic polyisocyanates and their use for the production of rigid foamed materials |
05/23/1995 | US5418312 Difunctional cyclobutabenzene monomers |
05/17/1995 | CN1102642A N-cyanoaryl-nitrogen heterocycles |
05/10/1995 | EP0425596B1 A process for distillation of crude isocyanate concentrates |
04/19/1995 | EP0648749A2 N-cynanoaryl nitrogencontaining heterocycles |
03/29/1995 | EP0645372A1 Stable polyisocyanate mixtures prepared by phosgen-free processes and a process for their preparation |
03/28/1995 | US5401819 Thermally decomposing an azidofumarate ester in the presence of an isomerization catalyst and removing isocyanatoacrylate ester product from solution |
03/21/1995 | US5399736 Process for the preparation of highly pure aromatic diurethanes and/or polyurethanes |
03/15/1995 | EP0643042A1 Storage-stable polyisocyanate mixtures prepared by phosgen-free processes, a process for their preparation and their use |
03/14/1995 | CA2130685A1 Stable polyisocyanate compositions obtainable by phosgene-free methods and their preparation |
03/14/1995 | CA2130684A1 Polyisocyanate compositions having a long shelf life and obtainable by phosgene-free methods, their preparation and their use |
03/02/1995 | WO1993015596A3 Functionalized merocyanine dyes and polymers incorporating such dyes |
03/01/1995 | EP0640071A1 Use of liquid esters as solvents for isocyanates |
03/01/1995 | EP0640069A1 Fluoroalkenyl compounds and their use as pest repellents |
03/01/1995 | CN1099384A Process for preparing isocyanates |
02/23/1995 | DE4412079A1 N-Cyanoaryl-nitrogen-heterocycles |
02/22/1995 | CN1099026A A process for the production of isocyanates and for the continuous working-up of the residue |
02/21/1995 | US5391807 Methods of preparing fluorobenzene derivatives and related compounds |
02/21/1995 | US5391683 Preparation of aromatic polyisocyanates |
02/14/1995 | US5389680 Fluoroalkenyl compounds and their use as pest repellents |
01/31/1995 | US5386059 Process for preparing polyamines for lighter color polyisocyanate based foam |
01/31/1995 | US5386057 Process for the preparation of acyl isocyanates |
01/31/1995 | US5386054 Process for the purification of polyisocyanates, the polyisocyanates thus purified and use thereof |
01/31/1995 | US5386053 Multistep, continuous preparation of organic polyisocyanates |
01/31/1995 | CA1334232C Process for the production of polyisocyanates containing allophanate groups |
11/30/1994 | EP0626368A1 Process for preparing isocyanates and continuous treatment of the residue |
11/28/1994 | CA2124287A1 Process for the production of isocyanates and for the continuous working-up of the residue |
11/23/1994 | EP0625506A2 Amide group-containing diisocyanates and amide group-containing epoxy resins |
11/17/1994 | EP0624567A2 Derivatives of 3-fluorophenol, process for their preparation and their use |
11/17/1994 | EP0624155A1 Carbamates and plant-protecting agents containing them |
11/12/1994 | CA2123242A1 Derivatives of 3-fluorophenol, processes for preparing them, and the use of these compounds |
11/09/1994 | EP0623591A1 Olefinically unsaturated isocyanates and their use as binder in coating materials |
11/02/1994 | EP0621962A1 Functionalized merocyanine dyes and polymers incorporating such dyes |
11/02/1994 | CN1094395A Preparation of aromatic isocyanate type composition in gas phase |
11/01/1994 | US5360933 Tetramethylxylylene carbodiimide |
11/01/1994 | US5360931 Condensation of urea with diamine in alcohol solvent to give bisurea and reaction with alcohol to form bis carbamate, distillation and cleavage in rectification column |
10/31/1994 | CA2122177A1 Olefinically unsaturated isocyanates, a method for their production and their use in one-component coating compositions |
10/25/1994 | US5359129 Stabilizing with hindered amine |
10/11/1994 | US5354901 Perfluoro(cycloaliphatic methyleneoxyalkylene) carbonyl fluorides and derivatives thereof |
10/11/1994 | US5354432 Recovering diisocyanate from residues by distilling in high boiling bitumens |
10/11/1994 | CA1332488C Blocked isocyanates and method of making and using the same |
09/27/1994 | US5350825 At least partially blocked organic polyisocyanates, a process for their preparation and their use in coating compositions |
09/20/1994 | US5349081 Dehydration, primary amine and carbon dioxide |
09/13/1994 | US5347044 Useful as adhesives for living tissues of plants and animals and matrices of structures |
09/13/1994 | US5347034 Process for the production of poly(O-alkylurethanes) of the diphenyl methane series |
09/06/1994 | US5344965 Preparation of a novel diisocyanate from norbornadiene |
09/06/1994 | US5344953 Carbonates as intermesiates for herbicidal oxazolidinedione derivatives |
08/31/1994 | EP0612722A2 Isocyanate-substituted isophthaloyl chlorides |
08/31/1994 | CN1091421A Novel di- and polyamino compounds for use in the preparation of polyurethanes |