Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
04/2003
04/10/2003WO2002094751A3 Oxidative halogenation of c1 hydrocarbons to halogenated c1 hydrocarbons and integrated processes related thereto
04/10/2003WO2002055459A3 Method of making hydrofluorocarbons and hydrochlorofluorocarbons
04/10/2003WO2002036557B1 Fluoroborate salts comprising a reactive cation and uses thereof
04/10/2003US20030069452 An alkanes, alkenes or cycloalkane or aromataic is reacted with a metal halide to form the halide of the reactant and reduced metal, which is oxidized to form metal oxide, oxide is reacted with halide of reactant to form alchol and/or ether
04/10/2003CA2614530A1 Materials and methods for the production and purification of chlorofluorocarbons and hydrofluorocarbons
04/10/2003CA2462100A1 Materials and methods for the production and purification of chlorofluorocarbons and hydrofluorocarbons
04/09/2003EP1121337B1 Preparation of cyclopropylethyne and intermediates for preparation of cyclopropylethyne
04/08/2003US6544319 Adsorption
04/03/2003WO2003027051A1 Process for producing fluoroolefins
04/03/2003WO2003027050A2 Process for preparing pentacene derivatives
04/03/2003WO2003006158A3 Catlaytic boronate ester synthesis from boron reagents and hydrocarbons
04/03/2003US20030065232 Reacting alcohol with cyanuric chloride; phase transfer catalyst
04/03/2003US20030065231 Using phase transfer catalyst; bromination
04/03/2003US20030065226 Bromination of fluorene or fluorenone in aqueous solution
04/03/2003US20030065208 Triphenylphosphine derivative, production process therefor, palladium complex thereof, and process for producing biaryl derivative
04/02/2003EP1298117A2 Method for preparing bromofluorenes
04/02/2003EP1296920A2 Method for producing bicyclic 1,3-diketones
04/02/2003EP1296917A2 Method for obtaining a purified hydrofluoroalkane, purified hydrofluoroalkane, use of same and method for analysing same
04/02/2003EP0958265B1 The catalytic manufacture of pentafluoropropenes
04/01/2003US6541675 2,4-dichlodro-5-fluoro-1,3-dimethylybenzene
04/01/2003US6540933 Process for the production of hexafluoropropylene from CC1F2CC1FCF3 and azeotropes of CC1F2CC1FCF3 with HF
04/01/2003US6540882 Processes for the synthesis of pentafluorobutane and the separation of hydrogen fluoride and pentafluorobutane mixtures
03/2003
03/27/2003WO2003024903A1 Liquid crystal compounds with branched or cyclic end groups
03/27/2003WO2002102750A3 Water-enhanced production of 1,1,1,3,3-pentachloropropane
03/27/2003US20030060671 Hydro-fluoroalkane/hydrogen fluoride mixture is reacted with at least one organic compound capable of reacting with hydrogen fluoride for separation
03/27/2003US20030060670 Process for producing fluoroolefins
03/27/2003US20030060669 Production process of hydrofluorocarbons
03/27/2003US20030057157 Process for drying difluoromethane
03/27/2003DE10207217C1 Production of 1,2-dichloroethane, used as intermediate for vinyl chloride, involves dissolving chlorine in circulating liquid medium containing catalyst and removing undissolved gas before contact with ethylene solution
03/26/2003EP1294823A1 Double-spiro organic compounds and electroluminescent devices
03/26/2003EP1294663A1 Fluorinated benzene manufacturing process
03/26/2003EP1294662A1 Processes for fluorinating aromatic ring compounds
03/26/2003EP1070035B1 Method for processing a product gas arising from the breakdown of 1,2-dichloroethane
03/26/2003CN1405130A Method for preparing 1,1,1,-trifluro-2,2-dichloroethane
03/25/2003US6538165 Reacting dichloromethane and trichloromethane in liquid phase with hydrogen fluoride in gas phase in presence of fluorinating catalyst in one reaction apparatus at specified reaction pressure and temperature, isolating products
03/25/2003US6538158 Process for preparing 1,4-diaminonaphthalene and/or 1,5-diaminoNaphthalene
03/25/2003CA2234319C Fluoro-substituted adamantane derivatives
03/20/2003WO2003022786A1 Process for the obtention of purified heptafluoropropane
03/20/2003WO2002076915A3 Purification of difluoromethane
03/20/2003US20030055301 Process for purifying 1,2-dichloroethane
03/19/2003EP1054853B1 Catalyst recovery for halogen exchange reactions
03/19/2003EP1027314A4 Coupling reactions of 2-substituted, 7-haloindenes with aryl substituents to produce metallocene catalyst ligands
03/19/2003EP0854848B1 Process for the production of difluoromethane
03/19/2003CN1103329C Ethynyl substituted aromatic compounds, its synthesis, polymer and use thereof
03/19/2003CN1103323C Flocculant of halogenated bone glue and its producing process and application
03/18/2003US6534688 Suppress the dehydrochlorination by heating in the presence of iron compound (III); storage stability
03/18/2003US6534467 Azeotrope-like composition of 1,2,2-trichloro-1,3,3,3-tetrafluoropropane and hydrogen fluoride
03/13/2003WO2003020685A1 Fluorine compound and fluorinating agent comprising the compound
03/13/2003WO2003020684A1 (alpha)-haloenamine reagents
03/13/2003WO2003020676A1 Separation of heavy ends from streams of halogenated alkanes
03/13/2003WO2003020675A1 Production of compounds comprising the group cf¿3?
03/13/2003US20030050518 Fluorination of aromatic fused ring compound by treating the compound with fluorine in an inert solvent with elemental fluorine, preferably in a gas stream and diluted with an inert gas; efficiency
03/13/2003CA2462410A1 Production of compounds comprising the group cf3
03/13/2003CA2458859A1 (alpha)-haloenamine reagents
03/12/2003EP1291337A1 Process for the obtention of purified heptafluoropropane
03/12/2003EP1289915A2 Bromosulphonated fluorinated crosslinkable elastomers based on vinylidene fluoride having very low tg and method for preparing same
03/12/2003EP1289914A1 Fluorocarbon manufacturing process
03/12/2003EP0975641A4 Polyhalogenated monoheteroborane anion compositions
03/12/2003EP0850492B1 Photo-voltaic cell with a spiro-compound
03/12/2003EP0672031B1 Catechol diethers as selective pde iv inhibitors
03/12/2003CN1102920C Process for manufacture of halogenated propanes containing end-carbon fluorine
03/06/2003WO2003018552A2 Aromatic and heteroaromatic acid halides for synthesizing polyamides
03/06/2003WO2003018518A1 Process to bromomethylate aromatic compounds
03/06/2003CA2458616A1 Aromatic and heteroaromatic acid halides for synthesizing polyamides
03/05/2003EP1287875A2 System for separation and recovery of perfluorocompound gases
03/05/2003EP1109765B1 Process for the production of cyclopropylmethyl halides
03/05/2003EP1049536B1 Method for hydrogenated depletion of cfc and halons from gas phases
03/05/2003CN1400964A Method of making 3,5 difluoroaniline from 1,3,5 trichlorobenzene
03/05/2003CN1400922A Method for treatment of fluorocarbon feedstocks
03/05/2003CN1102563C Method for purifying pentafluoroethane
03/04/2003US6528693 Preparation of cyclopropylethyne and intermediates for preparation of cyclopropylethyne
03/04/2003US6528692 Process for producing bromo-aromatic condensed ring compound
03/04/2003US6528691 Preparation of 245fa
03/04/2003US6527917 Extractive distillation of mixture comprising at least pentafluoroethane and chloropentafluoroethane
02/2003
02/27/2003WO2003002251A3 Process for preparing fluorination catalyst
02/26/2003EP1285904A1 Process for producing fluorinated aliphatic compounds
02/26/2003EP1051251B1 Method for producing fluorocarbons
02/26/2003EP0876314B1 Process for the manufacture of halocarbons and selected compounds and azeotropes with hf
02/26/2003CN1398840A Prepn of aliphatic fluoride
02/26/2003CN1398839A Plant and process of cracking polytetrafluoroethylene to prepare tetrafluoroethylene monomer
02/25/2003US6525231 Producing hydrofluoro compounds by hydrogenolysis of iodides
02/25/2003US6524496 Azeotrope-like composition of 1,1,1,3,3-pentafluoropropane and 1-chloro-1,1,3,3,3-pentafluoropropane
02/20/2003WO2003014047A1 Production and use of hexafluoroethane
02/20/2003WO2002055458A3 Process for purifying octafluorocyclobutane, process for preparing the same, and use thereof
02/20/2003WO2002055457A3 Process for purifying octafluoropropane, process for preparing the same, and use thereof
02/20/2003US20030036668 Treating a reaction mixture comprising the organic compound and hydrofluoric acid, containing at least one of water and formic acid, with fluorine gas for direct fluorination
02/20/2003US20030036667 Heating aromatic compound substituted with halogen that is exchangeable for fluorine with fluoride and compound such as Diethylaminobis(tetramethylguanidino)sulfonium bromide to produce fluorinated aromatics
02/20/2003US20030034309 Purification tetrafluoromethane
02/19/2003EP1284253A2 Process for the preparation of monochloro hydrocarbons with a high isomer purity
02/19/2003EP0957074B1 Process for producing halogenated hydrocarbons
02/19/2003CN1398249A Perfluoroisopropylbenzene derivatives
02/19/2003CN1398248A Treatment of fluorocarbon feedstocks
02/18/2003US6521803 Method for separating a mixture comprising at least an hydrofluoroalkane and hydrogen fluoride, methods for preparing a hydrofluoroalkane and azeotropic compositions
02/18/2003US6521802 Process for preparing fluorine-containing halogenated hydrocarbon compound
02/18/2003US6521461 Fluoroalkene-nucleophile adducts for analysis and removal of fluoroalkenes
02/18/2003US6521199 Hydrogen fluoride(HF); ammonium fluorides used for fluorinating acid chlorides and halocarbon compounds such as chloroalkanes are regenerated and reused by reacting with HF in the presence of a liquid carboxylic acid
02/13/2003US20030032846 Chlorination; process control
02/12/2003CN1396907A 3-phenoxy-1-phenyl acetylene derivatives and their use as herbicides
02/12/2003CN1396895A Method for producing 2,3,5,6-tetrahalogen-xylylidene compounds
02/12/2003CN1396894A Production process of hydrofluorocarbons