Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
07/1997
07/17/1997WO1997025300A1 Manufacture of 1,1-difluoroethane
07/17/1997WO1997025142A1 Hydrogenation catalyst and process
07/17/1997WO1997025135A1 Apparatus and method for direct fluorination of a hydrocarbon by molecular fluorine gas
07/17/1997CA2242361A1 Hydrogenation catalyst and process
07/16/1997EP0783545A2 Polymers of vinyl(perfluorocyclopropane)
07/16/1997EP0783533A1 Partially fluorinated polymers and process therefor
07/16/1997EP0783472A1 Process for the manufacture of selected halogenated hydrocarbons containing fluorine and hydrogen and compositions provided therein
07/15/1997US5648571 Methods for the synthesis of chemical compounds
07/15/1997US5648570 Process for preparing substituted chloroaromatics
07/15/1997US5648569 Purifaction of pentafluoroethanes
07/15/1997US5648568 Method for producing a hydrofluorocarbon
07/15/1997US5648566 Methyleneperfluorocycloalkanes and their use in the production of thermoplastic fluororesins
07/15/1997US5648530 Fluorine compound, carbon monoxide, plasma activation
07/15/1997US5648514 Substituted acetylenes having retinoid-like biological activity
07/15/1997US5648503 Acetylenes disubstituted with a 5 substituted tetrahydronaphthyl group and with an aryl or heteroaryl group having retinoid-like biological activity
07/15/1997US5648385 Retinoid-like compounds
07/10/1997WO1997024331A1 Naphthalene quinolines having leukotriene-antagonistic action
07/10/1997WO1997024307A1 Process for producing 1,1,1,3,3-pentafluoropropane
07/10/1997WO1997024306A1 Production of ethylene dichloride by direct chlorination and production of vinyl chloride monomer using chlorine recycle
07/09/1997EP0782557A1 Purification process for hexafluoroethane products
07/09/1997CN1154099A Method of purifying pentafluoroethane
07/09/1997CN1153763A Process for producing all trans-form polyprenols
07/08/1997US5646304 Subjecting oxygen-containing gas to temperature swing adsorption; catalytic oxidation
07/02/1997EP0781747A1 Process for the preparation of 2,3,4,5-tetrafluoro-benzotrifluoride
07/02/1997EP0781746A1 Method for reducing formation of polychlorinated aromatic compounds during air oxychlorination of c1-c3 hydrocarbons
07/02/1997EP0781745A2 Catalytic mixture based on partially fluorinated titane and zinc halogenides and their application in the preparation of fluorinated organic compounds
07/02/1997EP0781595A1 High efficiency heat and mass transfer for vapor phase heterogeneous reactions
07/02/1997EP0781262A1 Improved bromination process
07/02/1997CN1153510A Amide derivs. and their therapeutic use
07/02/1997CN1153507A Purification of allyl chloride
07/02/1997CN1153160A Process for producing 1,1,1,2-tetrafluoroethane
07/02/1997CN1153081A Catalysts and catalyst carriers obtained by tableting
07/02/1997CN1035323C Process for manufacture of 1,1,1,2-tetrafluoro-2-chloroethane and of pentafluoro-ethane
06/1997
06/28/1997CA2194033A1 High efficiency heat and mass transfer for vapor phase heterogeneous reactions
06/25/1997EP0780355A1 Process for the preparation of aromatic (bromoalkyl)-substituted hydrocarbon compounds
06/25/1997EP0779882A1 Process for the chlorination of hydrocarbons
06/25/1997CN1152921A Pyrido £3,2,1-i,j|£3,1| benzoxazine derivatives
06/25/1997CN1152905A Process for preparation of 1,1,1,2,3,3,3,-heptafluoropropane
06/25/1997CN1152904A Process for preparing 1,1,1,3,3,-pentafluoropropane
06/25/1997CN1152903A Process and device for preparing 1,2-dichloroethane by direct chlorination with waste gas recirculation
06/25/1997CN1035250C Process for preparing fluorinated compound
06/24/1997US5641432 Dicyclohexylethylene derivative
06/24/1997US5641429 Stable compounds having low viscosity and high dielectric anisotropy
06/19/1997WO1997021655A1 Synthesis of tetrafluoroethylene and pentafluoroethane
06/19/1997WO1997021654A1 Process for reducing catalyst consumption and contaminated catalyst waste during the preparation of 1,2-dichloroethane
06/19/1997WO1997021631A1 Process for the purification of effluent from 1,2-dichloroethane preparation
06/19/1997CA2193195A1 Process for the preparation of aromatic (bromalkyl)-substituted hydrocarbon compounds
06/18/1997CN1035174C Process for fluorination of perchloroethylene or of pentachloroethane
06/18/1997CN1035159C Fluorination catalyst and application for fluorinating halogenated hydrocarbon
06/17/1997US5639924 Process for the production of 1,1,1-trifluoroethane
06/17/1997US5639923 Metal-catalyzed preparation of perfluoroalkyl iodide telomers
06/12/1997WO1997020877A2 Poly(9,9'-spiro-bisfluorenes), the production and use of same
06/12/1997WO1997020629A1 Treatment to improve the durability of a hydrodechlorination catalyst and catalyst
06/12/1997DE19546070A1 Verfahren zur Reinigung von Abwasser aus der 1,2-Dichlorethan-Herstellung A process for purifying waste water from the manufacture of 1,2-dichloroethane-
06/12/1997DE19546068A1 Verfahren zur Reduzierung des Katalysatorverbrauchs und verunreinigter Katalysatorabfälle bei der Herstellung von 1,2-Dichlorethan Method of reducing the catalyst consumption and waste contaminated catalyst in the production of 1,2-dichloroethane
06/12/1997CA2237461A1 Poly(9,9'-spiro-bisfluorenes), the production and use of same
06/11/1997EP0778254A1 Process for producing pentafluoroethane
06/11/1997EP0777638A1 Process for the manufacture of pentafluoroethane
06/11/1997EP0777637A1 A process for preparing 1,1,1-trifluoroethane
06/11/1997CN1151732A Tri-substituted phenyl derivates useful as PDE IV inhibitors
06/11/1997CN1151724A Process for producing difluoromethane
06/10/1997US5637782 Process for the selective saturation of olefin-containing halogenated organic streams
06/10/1997US5637781 Process for the alcoholysis of carbon tetrachloride
06/10/1997US5637736 Process for preparing 1-bromoalkylbenzene derivatives and intermediates thereof
06/10/1997US5637548 Impregnating a catalyst support witha active hydrogenating catalyst salt; reduction; oxidation
06/10/1997US5637257 Liquid crystal displaying
06/05/1997WO1997019903A1 Production of chloro-2,2,2-trifluoroethane
06/05/1997WO1997019751A1 Catalysts for halogenated hydrocarbon processing, their precursors and their preparation and use
06/05/1997WO1997019750A1 Catalytic halogenated hydrocarbon processing and ruthenium catalysts for use therein
06/05/1997CA2238508A1 Production of chloro-2,2,2-trifluoroethane
06/04/1997EP0776878A2 Process for preparing pentafluoroethane
06/04/1997EP0776877A1 Process for the preparation of 1-bromo-3,5-difluorobenzene
06/04/1997EP0675866B1 Process for the production of dichlorohydrin
06/04/1997CN1151126A Cyclonic reactor
06/04/1997CN1150943A Synthesis of difluoromethane
06/02/1997CA2191652A1 Process for preparing 1-bromo-3,5-difluorobenzene
05/1997
05/29/1997WO1997018893A1 Para-chlorination of aromatic compound
05/28/1997EP0775683A1 Method for the enantioselective synthesis of chiral derivatives of S-3-(4'-Tert-Butyl)-Phenyl-2-Methyl propylamine, systemic fungicides
05/28/1997EP0775522A1 Catalysts for the oxychlorination of ethylene, method for preparing them, and oxichlorination method using the same
05/28/1997EP0775101A1 Benzene derivatives and liquid crystal medium
05/28/1997EP0775100A1 Process for the production of fluorine containing olefins
05/28/1997CN1034999C Improved preparation method for 1,1,1-trifluoro-2,2,2-trichloroethane
05/28/1997CN1034998C Improved preparation method for 1,1,1-trifluoro-2-chloroethane
05/27/1997US5633414 Preparation of tetrafluoroethylene
05/27/1997US5633413 Continuous process for the production of vinylidene chloride telomers
05/27/1997US5632966 Process for hydrogen fluoride separation
05/27/1997CA2006564C Oxychlorination process and catalyst; their use for preparing 1,2-dichloroethane
05/21/1997EP0774450A1 Method for reducing formation of polychlorinated aromatic compounds during oxychlorination of C1-C3 hydrocarbons
05/21/1997EP0773916A1 Process for the manufacture of 1,1,1,3,3,3-hexafluoropropane
05/21/1997EP0773915A1 Purification of allyl chloride
05/21/1997CN1150138A Process for preparing methane chlorides or ethane chlorides from methane or ethane or its low-chloralkanes
05/21/1997CN1150057A Process and system for separation and recovery of perfluorocompound gases
05/21/1997CN1034925C Process for removing acetone from carbonylation processes
05/21/1997CN1034923C Process for preparation of vinyl chloride by ultrapyrolysis of 1,2-dichloroethane
05/18/1997CA2190330A1 Method for reducing formation of polychlorinated aromatic compounds during oxychlorination of c1-c3 hydrocarbons
05/14/1997EP0773210A1 Process for the preparation of fluorinated aromatic compounds
05/14/1997EP0773207A1 Method of purifying pentafluoroethane
05/14/1997EP0773206A1 Process for producing 1,1,1,2,3,3,3-heptafluoropropane
05/14/1997EP0773061A1 Chromium oxyde containing solid catalysts, their preparation process and their use for the fluorination of halogenated hydrocarbons
05/14/1997EP0772577A1 Chloroalkylation of aromatic compounds