Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
02/2003
02/12/2003CN1396893A Method for producing 1,2-dichloroethane
02/12/2003CN1101367C Process for preparation of fluorinated hydrocarbons
02/12/2003CN1101366C Process for preparing difluoromethane
02/11/2003US6518468 Novel process which comprises feeding a mixture formed from diphenylethane and bromine to a stirrable reaction mass comprised of bromine and a bromination catalyst to yield a decabromodiphenylethane wet cake which can be most
02/11/2003US6518467 Reacting a fluoro- and chloro- alkane with a hydrohalocarbon adduct in the presence of a fluorination catalyst
02/11/2003US6518220 Shaped catalysts
02/06/2003WO2003010120A1 Indane compounds with negative dielectric anisotropy
02/06/2003US20030028057 Methods and materials for the preparation and purification of halogenated hydrocarbons
02/06/2003US20030027061 Can be imaged with short wavelength radiation
02/05/2003EP1281699A2 Process for the preparation of 1,1,1-trifluoro-2,2-dichloroethane
02/05/2003EP1280831A2 Method for producing polymer-bonded 2-chlorotrityl chloride
02/05/2003CN1394836A Three-tower refining method of dichloroethane in the course of production of chloroethylene
02/05/2003CN1394835A Perylene derivative synthesis method, perylene derivative and organic EL element
02/05/2003CN1394683A Catalyst for preparing 3-chloropropene by means of catalytic oxidation of 1,2-dichloropropane
02/04/2003US6515191 Synthesis of vicinal difluoro aromatics and intermediates thereof
02/04/2003US6514632 Electroluminescent films and coatings for light emitting diodes; efficiency
01/2003
01/30/2003US20030022785 Exposing catalytically active compound to first activating agent at operating temperature and pressure of the catalyst under conditions effective to achieve substantially steady state conditions at said operating temperature and pressure
01/29/2003EP1278714A1 Removal of (hydro)haloalkene impurities from product streams
01/29/2003CN1393431A Process for preparing 2H-heptafluoropropane
01/28/2003US6512150 Process for purifying pentafluoroethane from chloropentafluoroethane
01/28/2003US6512083 Film prepared from the polymers of this invention. this invention is a light-emitting diode comprised of one or more layers of polymer films, at least one of which is derived from the oligomers and polymers of the invention.
01/23/2003WO2003006403A2 Process for the catalytic synthesis of biaryls and polymers from aryl compounds
01/23/2003WO2003006158A2 Catlaytic boronate ester synthesis from boron reagents and hydrocarbons
01/23/2003WO2003006151A1 Microencapsulated catalyst, methods of preparation and methods of use thereof
01/23/2003US20030018225 Suppress the dehydrochlorination by heating in the presence of iron compound (III); storage stability
01/23/2003US20030015683 Removing HFC-125 or HCl from a mixture of HFC-125 and HCl by distilling the mixture to remove an azeotrope-like composition of HFC-125 and HCl in the column distillate.
01/23/2003CA2453113A1 Microencapsulated catalyst, methods of preparation and methods of use thereof
01/22/2003EP1277755A1 OPTICALLY ACTIVE QUATERNARY AMMONIUM SALT WITH AXIAL ASYMMETRY, PROCESS FOR PRODUCING THE SAME, AND APPLICATION TO ASYMMETRIC SYNTHESIS OF $g(a)-AMINO ACID DERIVATIVE
01/22/2003EP1277720A2 Fluorination of 1,1,1,3,3-pentachloropropane
01/22/2003EP1276743A1 Ion liquids derived from lewis acid based on titanium, niobium, tantalum, tin or antimony, and uses thereof
01/22/2003EP1198441A4 Production of aliphatic fluorocarbons
01/22/2003EP1107937B1 Process for the production of cyclobutyl halides
01/22/2003CN1099401C Method for producing 1,1-difluoroethane
01/21/2003US6509507 Polymerizable biaryls, process for their preparation and their use
01/16/2003WO2003004463A1 Fluorofunctional statistical polymers with low glass transition temperature and method for obtaining same
01/16/2003WO2003004445A2 Method for purifying tetrachloroethylene and process for producing hydrofluorocarbons
01/16/2003US20030010618 Purification of difluoromethane
01/16/2003CA2447622A1 Fluorofunctional statistical polymers with low glass transition temperature and method for obtaining same
01/15/2003EP1275631A2 Fluorination with aminosulfur trifluorides
01/15/2003EP1275630A1 Process for producing substituted aromatic compound
01/15/2003EP1274668A1 Method for preparing a hydro(chloro)fluoroalkane and catalyst
01/15/2003EP1274667A1 Method for preparing a hydrofluoroalkane and catalyst
01/15/2003EP0455748B2 Manufacture of 1,1,1,2-tetrafluoroethane
01/15/2003CN1391548A Dehydrohalogenation of halogenated alkanes using rare earth halide or oxyhalide catalyst
01/15/2003CN1391547A Process for vinyl chloride manufacture from ethane and ethylene with partial HCI recovery from reactor effluent
01/15/2003CN1391546A Process for conversion of ethylene to vinyl chloride, and catalyst compositions useful for such process
01/15/2003CN1391545A Process for vinyl chloride manufacture from ethane and ethylene with secondary reactive consumption of reactor effluent HCI
01/15/2003CN1391544A Process for vinyl chloride manufacture from ethane and ethylene with secondary reactive consumption of reactor effluent HCl
01/15/2003CN1391543A Oxyhalogenation process using catalyst having porous rare earth halide support
01/14/2003US6506952 Brominating cyclododecatriene in a liquid medium comprised of (1) at least 50 wt % of at least one liquid inert organic solvent other than 1,4-dioxane having a solubility in water of at least 1 wt % at 25 degrees C., and (2) water
01/14/2003US6506951 Process for producing brominated trifluoromethylbenzenes
01/14/2003US6506950 Saturated linear polyfluorohydrocarbons, processes for their production, and their use in cleaning compositions
01/14/2003US6506800 For control of insect and acarid pests
01/14/2003US6506702 Carried out under conditions which are more severe than those in the combustion steps; injecting an oxygen-containing gas into the zone where monitoring and control takes place
01/14/2003US6506286 Reactant, compound and process for the perfluoroalkylation of a nucleophile, and the derivatives obtained
01/09/2003WO2003002453A1 Method of chlorine purification and process for producing 1,2-dichloroethane
01/09/2003WO2003002251A2 Process for preparing fluorination catalyst
01/09/2003WO2003002157A1 Solid-phase nucleophilic fluorination
01/09/2003WO2002066408A3 Process for producing perfluorocarbons and use thereof
01/09/2003US20030009066 Water-enhanced production of 1,1,1,3,3,-pentachloropropane
01/09/2003US20030009065 Azeotrope-like compositions of 1,1,1,3,3-pentafluorobutane and hydrogen fluoride
01/09/2003US20030009060 As starting materials for the production of liquid crystals, polymers and flame retardants
01/09/2003US20030006195 Divalent and trivalent metal salts are added to solution containing fluorine compound and polymer containing fluorine to precipitate layered double hydroxide containing fluorine compound between layers
01/08/2003EP1273562A1 Naphthalene derivative and liquid crystal composition comprising the same
01/08/2003EP1272447A1 Method for producing 2,3,4,5-tetrachlorobenzotrifluoride
01/08/2003EP1272445A1 Fluorination method
01/08/2003EP0889867B1 Process for the manufacture of fluorine-substituted hydrocarbons
01/07/2003US6504070 Using catalyst comprising iridium compound and ligand to selectively position alkyl chain on aromatic ring
01/07/2003US6504066 Reduction of halogen containing carbocyclic ketones, to form chemical intermediates which are substance-P receptor antagonists useful as antiinflammatory and antiemetic agents and for treatment of psychological disorders
01/07/2003US6503865 Method of preparing pentafluoroethane, catalysts for fluorination and a preparation method thereof
01/05/2003CA2352417A1 Process the synthesis of fluorosulfone monomers and their copolymerization with fluorinated alkenes
01/03/2003WO2003000635A1 Integrated process for synthesizing alcohols and ethers from alkanes
01/03/2003WO2003000626A2 Process for the treatment of the by-products from a reaction for the production of organic compounds
01/03/2003WO2002006197A2 Method for producing bicyclic 1,3-diketones
01/03/2003WO2001066498A3 Method for obtaining a purified hydrofluoroalkane, purified hydrofluoroalkane, use of same and method for analysing same
01/03/2003CA2414895A1 Method for producing bicyclic 1,3-diketones
01/02/2003US20030004380 Oxychlorination of ethylene using hydrogen chloride and an oxygen-containing gas, then treating with lye (sodium hydroxide)
01/02/2003US20030004348 Difluoro-diamine methylene derivatives
01/02/2003US20030003379 Photoresist monomers, polymers thereof and photoresist compositons containing the same
01/02/2003EP1270582A1 Triphenylphosphine derivative, production process therefor, palladium complex thereof, and process for producing biaryl derivative
01/02/2003EP1270536A2 Process for the preparation of 1,1,1,3,3-pentachlorobutane and of 1,1,1,3,3-pentafluorobutane
01/02/2003EP1268566A2 Porous polymer/carrier solid phase reactants, method for producing same and the use thereof
01/02/2003EP1268055A1 A process for the preparation of 1,1,1,2-tetrafluoroethane
01/02/2003EP0912474B1 Process using cf2i2 and olefins for producing diiodo fluorocompounds, and products thereof
01/01/2003CN1388103A Prepn of geranyl chloride
01/01/2003CN1388102A Catalyst for telomeric reaction to prepare geranyl chloride
12/2002
12/31/2002US6500995 Water-enhanced production of 1,1,1,3,3,-pentachloropropane
12/31/2002US6500994 Purification of 1,1,1,3,3-pentafluorobutane
12/31/2002US6500993 Process for preparing halogenated hydrocarbons
12/31/2002US6500795 Azeotrope-like composition of 1-chloro-1,3,3,3-tetrafluoropropane and hydrogen fluoride
12/31/2002US6500503 Cyclohexane derivatives, liquid crystal compositions comprising the same and liquid crystal display devices
12/27/2002WO2002102810A2 Synthesis of (dibromocyclobuta) aromatic compounds
12/27/2002WO2002102750A2 Water-enhanced production of 1,1,1,3,3-pentachloropropane
12/26/2002US20020198423 Convenient and efficient suzuki-miyaura cross-coupling catalyzed by a palladium/diazabutadiene system
12/26/2002US20020198418 Process for the preparation of 1,1,1-trifluoro-2,2-dichloroethane
12/26/2002US20020198417 Synthesis of vicinal difluoro aromatics and intermediates thereof
12/26/2002US20020198416 Integrated process for synthesizing alcohols, ethers, and olefins from alkanes
12/26/2002US20020198408 Process for preparing 1,4-diaminonaphthalene and/or 1,5-diaminonaphthalene
12/26/2002US20020198401 Reacting 2,3,5,6-tetrahaloxylylidenediamines with an alkyl nitrite and/or nitrous acid in hydrogen halide as a solvent
12/26/2002US20020198394 Useful in polymerization reactions, coupling reactions, and other chemical reactions which are facilitated by an appropriate cation