Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
02/2000
02/02/2000EP0975710A1 Polymer electroluminescent device
02/02/2000EP0975641A1 Polyhalogenated monoheteroborane anion compositions
02/02/2000EP0975567A1 Isomerization of hydrofluorocarbon
02/02/2000EP0784648A4 Continuous bromination process and products thereof
02/02/2000CN1048918C Catalyst for oxychlorination of ehylene to EDC
02/02/2000CN1048910C Method for fine still separation of mixture sensitive to air and/or temp., and tower thereof
02/01/2000US6020284 Preparation of Lucas reagent of enhanced utility and its use in synthesis of cycloaliphatic chlorides
01/2000
01/31/2000CA2279764A1 (perhaloethyl)aromatic compounds and (perhaloethenyl)aromatic compounds therefrom
01/27/2000WO2000004111A2 Fluorinated terphenyls
01/27/2000WO2000004062A1 Recovery of triarylmethyl halide protecting groups cleaved during oligonucleotide synthesis
01/27/2000WO2000003962A1 Process for producing fluoroethane
01/26/2000EP0974604A2 Pseudo-living radical polymerization of vinyl halide chain transfer agent and method of making agent
01/26/2000EP0974571A2 Preparation of 1,1,1,3-tetrafluoropropene( 1234ze )
01/26/2000EP0973712A1 PROCESS FOR THE MANUFACTURE OF TETRABROMOBISPHENOL-A WITH CO-PRODUCTION OF n-PROPYL BROMIDE
01/26/2000EP0973711A1 Oligomeric flame retardant additive
01/26/2000EP0973709A1 Method for cleaning methyl chloride contaminated with c1-c3 hydrocarbons and/or isobutane
01/26/2000EP0973708A1 Improved process for preparing cyclopropylacetylene
01/26/2000EP0973689A1 Hydrogen fluoride recovery process
01/26/2000EP0907626B1 Process for preparing 1,2-dichloroethane by direct chlorination
01/26/2000EP0703207B1 Process for producing 1,1,1,3,3-pentafluoropropane and/or 1,1,3,3,3-pentafluoropropene
01/25/2000US6018084 Process for producing 1,1,1,3,3-pentafluoropropane
01/25/2000US6018083 Process for the production of fluorocarbons
01/20/2000WO2000002887A2 Ligands for metals and metal-catalyzed processes
01/19/2000EP0971867A1 Af4 synthesis
01/19/2000EP0971866A1 Addition of hydrofluorocarbons to fluoroolefins
01/19/2000EP0971785A1 Recovery of perfluorinated compounds and hydrofluorocarbon gases using molecular sieve membranes
01/19/2000EP0859751B1 Semi-fluorinated alkanes and their use
01/19/2000CN1048413C Chemical reaction method including process of liquid vaporisation
01/18/2000US6015508 Liquid crystalline compounds containing hydrocarbon groups, liquid crystalline compositions, and liquid crystal display elements
01/18/2000CA2003919C Preparation of difluorobenzenes containing electron withdrawing substitutents
01/12/2000EP0970938A1 Preparation of 1,4-bis-(difluoromethyl)benzene
01/12/2000EP0970937A1 Polymer gel and process for the activation of active hydrogen compounds
01/12/2000EP0970936A1 A method for resolving optical isomers
01/12/2000EP0970031A1 Fluorination process
01/12/2000CN1240783A Gas-phase selective adsorption process for separating mixed dichlorobenzene
01/11/2000US6013846 Separating an azeotrope hydrogen fluoride and 1,1,1-trifluoro -3-chloro-2-propene in a distillation column to obtain a distillate including said azeotropic composition and bottoms of hydrogen fluoride; blowing agents; refrigerants
01/11/2000US6013832 Process for the production of benzene derivatives
01/11/2000CA2117981C Process for the purification of 1,1,1,2-tetrafluoroethane
01/08/2000CA2276930A1 Preparation of 1,4-bis-(difluoromethyl)benzene
01/06/2000CA2276901A1 A method for resolving optical isomers
01/05/2000EP0969071A1 Alkenyl compound having a negative delta epsilon value, liquid crystal composition and liquid crystal display device
01/05/2000EP0968217A1 Preparation of tetrakis(dihydrocarbylamino)phosphonium halide
01/05/2000EP0968161A1 Process for the manufacture of 1,1,1,3,3-pentafluoropropane
01/05/2000EP0968159A1 Method for preparation of styrenes
01/05/2000EP0968053A4 Catalysts for halogenated hydrocarbon processing, their precursors and their preparation and use
01/05/2000EP0968053A1 Catalysts for halogenated hydrocarbon processing, their precursors and their preparation and use
01/05/2000EP0815066B1 Novel intermediates for the synthesis of trifluoromethylated organic compounds
01/05/2000EP0777638B1 Process for the manufacture of pentafluoroethane
01/05/2000DE19837957C1 Method and apparatus for control of dust in a fluid bed reactor
01/04/2000US6011186 Process for manufacturing allylhalide and equipment to be used therefor
01/04/2000US6011185 Process for producing pentafluoroethane and tetrafluorochloroethane
12/1999
12/29/1999EP0967192A1 Preparation process of 1,1,1,2,3,3,3-heptafluoropropane
12/29/1999EP0967191A1 Method for producing perfluoro(n-Pentane)
12/29/1999CN1239713A Mono and/or bis (mono-, and/or di-, and/or trichloro) benzene continuous preparing process
12/28/1999US6008421 Production of 11 C-methyl iodide
12/28/1999US6008420 Reacting a hydroxymethylcyclopropane compound with chlorine or bromine and with an triarylphosphine compound; high purity
12/28/1999US6008407 Reacting chlorotrifluoroethylene and 1,3-butadiene to produce chlorotrifluorocyclohexenes, dehydrohalogenating the mixture of cyclohexenes with phase transfer catalyst in presence of alkali metal hydroxide without solvent
12/28/1999US6008283 Brominated aryl groups connected by aliphatic chains of given formulas; no aromatic oxygen, is thermally stable, exhibits lack of bloom, good melt flow of oligomers, and high bromine content
12/23/1999WO1999045595A3 Photodetector and use of the same
12/22/1999EP0965334A1 Liquid respiratory product for intubation
12/22/1999EP0965329A1 Skin treatment agents and use thereof for preparing dermatological compositions
12/22/1999EP0964857A1 Process for the manufacture of epoxy compounds
12/22/1999EP0964845A2 Processes for the manufacture of 1,1,1,3,3-pentafluoropropene, 2-chloro-pentafluoropropene and compositions comprising saturated derivatives thereof
12/21/1999US6005151 Reacting haloaromatic compound with olefin compound using palladium complex catalyst
12/21/1999CA2087354C Process for working up a hydrogen fluoride phase from a fluorination reaction mixture
12/16/1999DE19825454A1 Verfahren zur Herstellung von aromatischen Olefinen unter Katalyse von Palladiumkatalysatoren mit Phosphitliganden A process for preparing aromatic olefins catalyzed by palladium catalysts with phosphite
12/15/1999EP0749407B1 Separating and removing impurities from tetrafluoroethanes by using extractive distillation
12/15/1999CN1238748A Halogen exchange reactions and uses thereof
12/15/1999CN1047377C Preparation method of 2-flour-4-bromotoluene, 2-flour-4-bromo benzyl bromide and its 2-flour-4-bromo benzyl bromide
12/14/1999US6002055 Reacting fluorinated epoxide with dihalogen in presence of metal or metal containing promoter selected from nickel, copper, nickel-copper and nickel-zinc and recovering dihaloperfluoroalkanes
12/14/1999US6002019 Process for the production of petrochemicals
12/14/1999US6001954 3-phenol-2-hydroxypropyl halides are prepared by reacting a 1-phenyl ether of glycerol with a hydrogen halide in the presence of a carboxylic acid
12/14/1999US6001796 Nontoxic, nonpolluting
12/14/1999CA2026568C Process for producing a hydrogen-containing 2,2-difluoropropane
12/09/1999WO1999062851A1 Processes for the production of hexafluoropropene and optionally other halogenated hydrocarbons containing fluorine
12/09/1999WO1999062850A1 Stabilization of vinylidene chloride
12/09/1999WO1999062849A1 Process for the production of hexafluoropropylene from cc1f2cc1fcf3 and azeotropes of cc1f2cc1fcf3 with hf
12/09/1999WO1999062848A1 Method for producing alkyl chloride, alkenyl chloride and alkinyl chloride
12/09/1999DE19824929A1 Verfahren zur Herstellung von Alkyl-, Alkenyl- und Alkinylchloriden A process for the production of alkyl, alkenyl and alkynyl chlorides
12/08/1999EP0962434A1 Process for the preparation of aromatic olefins using palladium catalysts containing phosphite ligands
12/08/1999EP0810985B1 Oxychlorination of ethylene in two stage fixed-bed reactor
12/08/1999EP0790968B1 Process for the manufacture of decabromodiphenylethane
12/08/1999CN1237952A Substituted benzene derivative, liquid-crystal composition, and liquid-crystal display element
12/07/1999US5998679 Decomposing ferric bromide to produce bromine gas and ferous bromide; reacting bromine gas with methane to glive methyl bromide and hydrogen bromide; aqueous solution of ferric hydroxide to yield methanol and regenerate ferric bromide
12/07/1999US5998673 Enantiomorphs; bromination 4-aryl-3-fluoro-2-buten-1-ol; reacting with arylboronic acid in presence of a catalyst
12/07/1999US5998471 Skin disorders; antiinflammatory agents
12/07/1999CA2101524C Inhibiting popcorn polymer formation with esters of inorganic acids
12/02/1999WO1999061410A1 2,3,5-substituted biphenyls useful in the treatment of insulin resistance and hyperglycemia
12/02/1999CA2331056A1 2,3,5-substituted biphenyls useful in the treatment of insulin resistance and hyperglycemia
12/01/1999CN1046931C Synthesis process of chlorocyclohexane with waste from dithiodicyclohexane prodn.
12/01/1999CN1046930C Oxychlorination process
11/1999
11/30/1999US5994600 Method for preparing α,ω-bromochloroalkanes
11/30/1999US5993607 Process for the purification of chlorinated aromatic hydrocarbons
11/25/1999WO1999059951A1 Synthesis and purification of 3,3-dimethylbutyraldehyde via oxidation of 1-chloro-3, 3-dimethylbutane with dimethyl sulfoxide
11/25/1999WO1999059946A1 Methods for converting lower alkanes and alkenes to alcohols and diols
11/24/1999EP0959060A1 Chlorobenzene derivatives, liquid-crystal composition, and liquid-crystal display elements
11/24/1999EP0958266A1 Process for the manufacture of halocarbons
11/24/1999EP0958265A1 The catalytic manufacture of pentafluoropropenes
11/24/1999EP0958052A1 Amidophosphonium-salt-containing catalyst for halogen-fluorine exchange reactions
11/23/1999US5990368 Isomerization of allenes to alkynes with an alkaline-earth metal hydride containing catalyst