Patents
Patents for C07C 19 - Acyclic saturated compounds containing halogen atoms (7,734)
01/2009
01/28/2009CN100455555C Purification method of, 1, 1-difluoroethane
01/27/2009CA2403117C A process for the preparation of 1,1,1,2-tetrafluoroethane
01/22/2009US20090022642 Treatment method for decomposing perfluorocompound, decomposing catalyst and treatment apparatus
01/21/2009EP1542949B1 A process for the production of difluoromethane
01/21/2009CN101351431A Azeotrope compositions comprising tridecafluoro-3-heptene and hydrogen fluoride and uses thereof
01/21/2009CN101351427A Method for producing fluorinated organic compounds
01/21/2009CN101351426A Method for producing fluorinated organic compounds
01/21/2009CN101348413A Preparation of 1,1,1-trifluoroethane
01/20/2009US7479239 1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone compositions comprising a hydrofluorocarbon and uses thereof
01/20/2009CA2342925C Purification of 1,1,1,3,3-pentafluorobutane
01/15/2009WO2009009413A2 Compositions containing difluoromethane
01/15/2009WO2009007302A2 Process for the purification of alpha,omega-diiodoperfluorinated compounds
01/14/2009EP2014362A1 Methathesis of chlorinated waste compounds
01/14/2009CN101343209A Method for separating and recycling chloromethane with chloromethane mixture gas
01/14/2009CN100450983C Single-tube multiple rotary static and mixed-piping reacotr with vinyl chlorination and method thereof
01/07/2009EP1222153B1 Method for obtaining halogenated hydrocarbons in the presence of a co-catalyst
01/07/2009CN201176419Y Chloroethane reactor
01/07/2009CN101337861A Method for purifying and recovering methyl chloride of glyphosate byproduct
01/07/2009CN101337187A Catalyst for producing tetrafluoromethane by gas-phase fluorination and preparation method thereof
01/06/2009US7473810 Catalytic dechlorination of 1,2,2-trichloro-1,1,3,3,3-pentafluoropropane in the presence of hydrogen and a noble metal catalyst (palladium/barium sulfate catalyst)
01/01/2009US20090005617 Synthesis of a radioactive 18-fluorine isotope-labeled imaging compound using a positron emission tomograph or magnetic resonance; more flexible results by placing the anion exchange device partially in the measurement chamber to measure [18F]fluoride ions in the anion exchange device; efficiency
01/01/2009US20090005616 Purification of 1,2,3,3,3-Pentafluoropropene by Extractive Distillation
12/2008
12/31/2008EP1928811B1 Method for chlorinating alcohols
12/24/2008WO2008155394A2 Method for producing 1,2-dichloroethane
12/24/2008CN101331100A Process for the production of dichlorotrifluoroethane
12/24/2008CN101328106A Preparation of hexachloro difluorobenzonitrile
12/24/2008CN100445248C Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,3,3,3-hexafluoropropane
12/24/2008CN100444958C Fluorination catalyst, its prepn. method and use
12/23/2008US7468467 Reacting with chlorine, hydrogen fluoride, then extractive distillation, adsorption
12/23/2008US7468466 Process for producing hexafluoroethane and use thereof
12/18/2008WO2008153738A2 Process for the separation of fluorocarbons using ionic liquids
12/18/2008WO2008153390A1 Metathesis of chlorinated wadte compounds
12/17/2008EP2001827A1 Process for the manufacture of 1,1,1,3,3-pentafluoropropane
12/17/2008EP2001826A1 Process for the manufacture of 1,1,1,3,3-pentafluoropropane
12/16/2008US7465841 Brominating a,a,a',a'-tetrafluoro-p-xylene; mixing crude product with diphenylmethane that has a higher boiling point; evaporating to form purified 1,4-bis(bromodifluoromethyl)benzene evaporated liquid; detecting purity of the liquid in batches (gas chromatography); and collecting selected batches
12/16/2008US7465667 Liquid perfluoropentane and perfluorohexane transparent to ultraviolet radiation; minimized oxygen and water content; optical couplers, cements, elements, or inspection media for semiconductor wafers and immersion photolithography
12/16/2008CA2333472C Processes for the production of hexafluoropropene and optionally other halogenated hydrocarbons containing fluorine
12/10/2008EP1404636B1 Integrated process for synthesizing alcohols and ethers from alkanes
12/10/2008CN101318877A Process for recycling chloromethane generated in cartap production process
12/10/2008CN101318876A Method for preparing 1-bromopropane
12/10/2008CN101318875A Process for producing chloromethane
12/09/2008US7462750 Parylene variants and methods of synthesis and use
12/04/2008US20080300433 Normal Propyl Bromide Composition
12/02/2008US7459591 Process for the obtention of purified heptafluoropropane
12/02/2008CA2232421C Method for preparing 1,1,1,3,3-pentafluoropropane
11/2008
11/26/2008EP0994089B1 Polymer-containing solution and method for forming polymer film
11/26/2008CN101312931A Pentafluoroethane producing method
11/25/2008CA2176189C Purification of pentafluoroethane
11/20/2008DE102007023256A1 Purifying fluoroalkyl- and fluoroacyl-compound, comprises providing solution of e.g. fluoroalkyl compound, leading this solution over first stationary phase, forwarding eluate over second stationary phase, washing and flowing from phase
11/20/2008DE102007023052A1 Verfahren zur Herstellung von Chlormethan mit recycliertem Chlorwasserstoff Process for the preparation of chloromethane with hydrogen chloride recycled
11/19/2008EP1992603A1 Terminally iodized polyfluoroalkane oligomer and method for producing same
11/19/2008EP1992602A1 Process for the preparation of chloromethane using recycled hydrogen chloride
11/19/2008CN101306977A Process for preparing perfluoroalkyl group by telomerization
11/19/2008CN101306976A Process for the preparation of chloromethane using recycled hydrogen chloride
11/19/2008CN100434179C Carbon tetrachloride decomposing catalyst, its production and use
11/19/2008CN100434166C Producing art of hydroflurocarbon and producing method of special catalyst thereof
11/18/2008CA2245155C Process for separation of hydrogen fluoride from its mixtures with a hydrofluoroalkane containing 3 to 6 carbon atoms
11/13/2008WO2008060612A3 Processes for producing pentafluoropropenes and azeotropes comprising hf and certain halopropenes of the formula c3ci2f4, c3cif5, or c3hf5
11/12/2008CN100432033C Method for producing methyl chloride and method for producing highly chlorinated methanes
11/12/2008CN100431695C Metallic copper catalyst for polyfluoroalkylethyl iodide production and process for producing polyfluoroalkylethyl iodide
11/06/2008WO2008133086A1 Method for producing fluorine-containing compound
11/05/2008EP1723091B1 Synthesis of carbon-labeled perfluoroalkyl compounds
11/05/2008CN101298436A Fluorinating agent and method for producing fluorine-containing compound using the same
11/05/2008CN100430357C Verfahren zur herstellung von 1,1,1-trifluoro-2,2-dichloroethan
10/2008
10/30/2008WO2008130864A1 Processes for producing halocarbon compounds using inorganic fluoride
10/30/2008WO2008130860A1 Processes for producing chlorofluorocarbon compounds using inorganic fluoride
10/29/2008EP1985601A2 Process for obtaining a purified hydrofluoroalkane
10/29/2008CN100429194C Method for utilizing reaction heat in process of producing methane chloride and purifying mixture
10/29/2008CN100429193C Method for decomposing carbon tetrachloride on existing apparatus
10/23/2008US20080262275 Processes for producing halocarbon compounds using inorganic fluoride
10/23/2008US20080262274 Processes for producing chlorofluorocarbon compounds using inorganic fluoride
10/22/2008EP1981859A2 Preparation of delmopinol
10/22/2008CN201135833Y Vapor-liquid separation tank of chlorohydrination reactor
10/22/2008CN100427442C Improved preparing process for 1,1,1,3,3-pentachloro propane
10/22/2008CN100427207C Catalyst for 1,1-difluoroethane producing vapor process
10/16/2008WO2008122611A1 Process for the manufacture of fluorinated compounds
10/15/2008EP1980603A2 Hydrofluorocarbon compositions
10/15/2008CN101284758A Process for the separation of a mixture comprising at least one hydrofluoroalkane and hydrogen fluoride, processes for the preparation of a hydrofluoroalkane and azeotropic compositions
10/15/2008CN101284757A Process for the separation of a mixture comprising at least one hydrofluoroalkane and hydrogen fluoride, processes for the preparation of a hydrofluoroalkane and azeotropic compositions
10/15/2008CN101284232A Bromomethane prepared by bromine oxidation of methane and catalyst for conversing the bromomethane into hydrocarbon
10/14/2008US7435394 At low temperature; mixture of nickel, aluminum, tungsten oxide; purification of etching gas for semiconductor, liquid crystals
10/09/2008WO2008120652A1 Method for production of chlorinated and fluorinated compound
10/09/2008WO2008120642A1 Method for producing 1,2,3,4-tetrachlorohexafluorobutane and method for purifying 1,2,3,4-tetrachlorohexafluorobutane
10/08/2008EP1539661B1 Processes for the preparation of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane, hexafluoropropene and 1,1,1,2,3,3,3-heptafluoropropane
10/08/2008CN201128726Y Difluoroethane reactor with mixing function
10/08/2008CN100424057C Recovery method of trifluoromethane
10/08/2008CN100423833C Catalyst for reduction of polychloralkane, producing process thereof and process for producing low-grade chloralkane
10/01/2008EP1819650B1 Direct one-step synthesis of trifluoromethyl iodide
09/2008
09/25/2008DE19751551B4 Verfahren zur Herstellung von Iodtrifluormethan Process for the preparation of iodotrifluoromethane
09/24/2008CN101270077A Comprehensive process for tail gas in glyphosate production
09/24/2008CN101270029A Azeotrope-like compositions of 1,1,1,3,3-pentafluorobutane and hydrogen fluoride
09/24/2008CN101269323A Catalyst for producing tetrafluoromethane with gas-phase fluoridation and production method
09/24/2008CN100420660C Telomerisation method of preparing full-fluorine alkyl iodide by redox initiation
09/24/2008CN100420659C Method for reducing carbon tetrachloride generation in methane chloride production course by heat chlorination method
09/24/2008CN100420658C Telomerisation method for synthesizing full-fluorine alkyl iodide with medium chain length
09/17/2008EP1968921A2 Improved fluoriation reactor
09/17/2008CN101265154A Method for preparing pentafluoroethane
09/16/2008CA2362262C Azeotrope-like compositions of 1,1,1,3,3-pentafluorobutane
09/12/2008WO2008107578A1 Method for producing 1,1-difluoroethane
09/10/2008CN101263099A Method for chlorinating alcohols
1 ... 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 ... 78