Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
01/2004
01/14/2004EP1165475B1 Method for separating hydrogen fluoride from its mixtures with 1,1,1,3,3-pentafluorobutane and method for making 1,1,1,3,3-pentafluorobutane
01/14/2004CN1468206A Process and intermediate compounds for the preparation of pesticidal fluoroolefin compounds
01/14/2004CN1134386C Single stage fixed bed oxychlorination of ethylene
01/13/2004US6677493 Processes for the purification and use of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane and zeotropes thereof with HF
01/13/2004US6677487 Combining a tertiary amide with a pentavalent phosphorous halide in a solvent to form an alpha - haloiminium salt and converting the alpha -haloiminium salt to the alpha -haloenamine with a base
01/13/2004US6677002 Phenylcyclohexanes and a liquid-crystalline medium
01/13/2004US6676809 Distillation
01/13/2004CA2283023C Hydrocarbon partial oxidation process
01/13/2004CA2081813C Process for the preparation of 1,1,1,2,3,3,3-heptafluoropropane (r 227)
01/08/2004WO2004002929A1 Synthesis of hexafluoropropylene
01/08/2004WO2002042845A3 Photoacid generators and photoresists comprising same
01/08/2004US20040006247 Reacting isobutylene, ethylene and mineral acid; hydrolyzing the ester to produce 3,3-dimethylbutanol; and converting 3,3-dimethylbutanol to 3,3-dimethylbutanal
01/08/2004US20040006246 Method and apparatus for synthesizing olefins, alcohols, ethers, and aldehydes
01/08/2004US20040006235 Process for the preparation of ring compounds
01/08/2004DE10227223A1 Verfahren zur Herstellung substituierter organischer Verbindungen und Verwendung von Katalysatoren für Substitutionsreaktionen Process for preparing substituted organic compounds, and use of catalysts for substitution reactions
01/07/2004EP1377376A1 Catalysts for nucleophilic substitution, synthesis thereof, composition containing same and use thereof
01/07/2004EP1003699B9 Purification of difluoromethane by extractive distillation
01/07/2004CN1466559A Less colored trans-1,3-dichloropropene and process for producing the same
01/07/2004CN1133621C Cyclohexanediole derivatives
01/07/2004CN1133610C Process for extracting dichloropropene from D-D mixture
01/07/2004CN1133609C Process for preparation of 1,1,1,2,2-pentafluoroethane
01/06/2004US6673264 Azeotrope-like compositions of 1,1,1,3,3-pentafluorobutane and hydrogen fluoride
01/06/2004CA2253870C Inhibition of matrix metalloproteases by substituted phenalkyl compounds
01/02/2004EP1375532A1 Polymer-supported arylbis(perfluoroalkylsulfonyl)-methane
01/02/2004EP1373175A2 2,4'-substituted 6-cyclohexyl-trans-decalines
01/02/2004EP1373174A2 Azeotrope-like composition of 1-chloro-1,3,3,3-tetrafluoropropane and hydrogen fluoride
01/02/2004EP1373173A2 Purification of saturated halocarbons
01/02/2004EP1373170A1 Cross-metathesis reaction of functionalized and substituted olefins using group 8 transition metal carbene complexes as metathesis catalysts
01/02/2004EP1372825A1 Method for eliminating metal halides that are present in a liquid or gaseous, organic or non-organic effluent
01/01/2004US20040002621 Synthesis of hexafluoropropylene
01/01/2004US20040000521 Membrane distillation; removal of dissolved impurities
12/2003
12/31/2003WO2004000771A1 3,3,4,4-tetrafluorocyclopentane compounds, used as components of liquid crystal media
12/31/2003CN1464872A Production and use of hexafluoroethane
12/30/2003US6670514 For use in liquid-crystal displays; having high absolute values of dielectric anisotropy combined with a favorable viscosity/ clearing point ratios
12/30/2003US6670309 Method and apparatus for preparing fluorine-based solvent
12/30/2003US6669760 Separation of C2F6 from CF4 by adsorption on activated carbon
12/30/2003CA2297428C Process for the preparation of 1,2-dichloroethane from oxychlorination
12/30/2003CA2123100C Production of bis(fluoromethyl)ether and/or difluoromethane from formaldehyde and hydrogen fluoride
12/24/2003WO2003106379A1 Method for producing substituted organic compounds and use of catalysts for substitution reactions
12/24/2003WO2003106023A1 Metallic copper catalyst for polyfluoroalkylethyl iodide production and process for producing polyfluoroalkylethyl iodide
12/24/2003WO2003068737A3 Synthesis of [2h1, 13c], [2h2, 13c], and [2h3, 13c]methyl aryl sulfides
12/24/2003WO2003066548A3 Solvent-free mechanochemical preparation of phosphonium salts, phosphorus ylides, and olefins
12/24/2003WO2003004463A9 Fluorofunctional statistical polymers with low glass transition temperature and method for obtaining same
12/24/2003WO2002102810A3 Synthesis of (dibromocyclobuta) aromatic compounds
12/24/2003WO2002092608A3 Use of a composition of an ionic nature as a substrate reagent, a composition constituting a fluorination reagent and a method using same
12/24/2003CN1463263A Method to inhibit ethylene responses in plants
12/24/2003CN1131849C 制备1,1,1,3,3-五氯丁烷的方法 Process for the preparation of 1,1,1,3,3-pentachlorobutane
12/18/2003WO2003048079A3 Method for the arylation of olefins
12/18/2003WO2002096804A3 Processes for the purification of higher diamondoids and compositions comprising such diamondoids
12/17/2003EP1370624A2 Azeotrope-like composition of 1,1,1,3,3-pentafluoropropane and 1-chloro-1,1,3,3,3-pentafluoropropane
12/17/2003EP1370507A2 Purification of difluoromethane
12/17/2003EP1370506A1 Production of fluorine compounds
12/17/2003EP0860413B1 Process for producing 1,1,1,3,3-pentafluoropropane
12/17/2003CN1462303A Double-spiro organic compounds and electric-field luminescent devices
12/17/2003CN1131191C 1,4-diaryl-2,3-difuror-2-butene insecticidal and acaricidal agents
12/16/2003US6664431 Process for producing fluorinated aliphatic compounds
12/16/2003US6664391 N-fluorotriazinium fluorinating agents
12/16/2003US6664071 Photoactive layer of a semiconductor having a band gap of greater than 2.5 eV; dye applied to the semiconductor; charge transport hole conductor layer; counterelectrode layer; insulating layers; one side is transparent
12/16/2003CA2133971C A process of preparing hexafluorobutane
12/11/2003WO2003101926A1 Method for producing a compound containing fluorine via fluorine-halogen exchange by special polyamino phosphazene catalysts
12/11/2003WO2003101922A1 Method for decarbonylation of aromatic acid halide
12/11/2003WO2002100802A3 Fluorous triphase and other multiphase systems
12/11/2003US20030229254 Process for the preparation of 3, 3-dimethylbutanal
12/11/2003US20030229251 Production of 2-amino-2-[2- (4-alkylphenyl) ethyl] propane-1, 3-diols
12/11/2003US20030227000 Electrooptics
12/10/2003EP1369406A1 Fluorinated naphthalene derivatives, liquid crystal compositions and liquid crystal displays containing them
12/10/2003EP1369405A1 Process for producing 1-chloro-4-arylbutane
12/10/2003EP1368832A2 Diamondoid-containing materials in microelectronics
12/10/2003EP1368287A1 Process for a homogeneously catalyzed c-c coupling reaction
12/10/2003EP1175380B1 Preparation of selected fluoroolefins
12/10/2003EP1056698B1 Hydrofluorination of chlorinated hydrocarbons
12/10/2003CN1461292A 1,4-diaryl-2,3-difluoro-2-butene insecticidal and acaricidal agents
12/10/2003CN1460670A Method for preparing trifluorochloroethylene by using 1,1,2-trifluoro-2,2,1-trichloroethane through catalytic hydrogenation antichloration reaction
12/10/2003CN1460549A Catalyst for preparing trifluorochloroethylene and trifluoroethylene by using CFC-113 catalytic hydro-dechlorination and its preparation method
12/10/2003CN1460547A Catalyst for preparing trifluorochloroethylene by using CFC-113 catalytic hydro-dechlorination and its preparation method
12/10/2003CN1130383C Hydrogenizing method for conjugate diene polymer and its adaptive catalyst composition
12/10/2003CN1130254C Fluorating catalyst
12/09/2003US6660893 Hydrogen fluoride recovery process
12/09/2003US6660130 Apparatus for vaporization of liquids
12/04/2003WO2003099748A1 Process for halogenation of benzene and benzene derivatives
12/04/2003US20030222243 Compounds are suitable for use in liquid crystal display elements. displays for watches or pocket calculators, and large display panels as used in railway stations, airports and sports arenas. Further areas of application are displays of
12/02/2003US6657094 Deiodination by reaction with chlorine gas
12/02/2003US6656446 Using carbon dioxide soluble secondary alcohol, free radical initiator and oxygen in carbon dioxide
11/2003
11/27/2003WO2003097588A2 Fluorosulfates of hexafluoroisobutylene and its higher homologs and their derivatives
11/27/2003WO2003076366A3 A method for preparing organic fluorocompounds
11/26/2003EP1364938A1 Process for producing fluorine compound
11/26/2003EP1364934A1 Method for producing fluoroalkyl iodide telomer mixture and method for producing fluorine-containing (meth)acrylate ester
11/25/2003US6653515 Synthesis of α, β, β-trifluorostyrene via in-situ formation of trifluorovinyl metal halide
11/25/2003CA2140443C Process for the preparation of 1,1,1-trichloro-2,2,2-trifluoroethane
11/20/2003WO2003095505A1 Fluorinated polymers
11/20/2003WO2003095405A1 Self-assembled calixarene-based guest-host assemblies for guest storage by van der waals confinement
11/20/2003WO2003095401A1 Method for the production of substituted trifluoroethylenes
11/20/2003WO2003095395A1 Method for the production of substituted trifluoroetylenes
11/19/2003EP1362839A2 Liquid crystal composition having a delta-epsilon- of not less than zero and liquid crystal display device
11/19/2003EP1210398B1 Double-fired horizontal tube heater
11/19/2003CN1457332A Process for producing perfluorocarbons and use thereof
11/19/2003CN1457331A Direct condensation
11/19/2003CN1456544A Methallyl chloride synthetic process and apparatus thereof
11/19/2003CN1128127C Process for preparing benzylchlorine
11/18/2003US6649560 Bulk catalysts based on chromium and on nickel for the gas-phase fluorination of halogenated hydrocarbons
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