Patents
Patents for C07C 19 - Acyclic saturated compounds containing halogen atoms (7,734)
03/2001
03/06/2001US6198010 Method for producing 1,1,1,3,3-pentafluoropropane
03/01/2001WO2001014295A1 Method of treating 1,1,1,3,3-pentafluoropropane
02/2001
02/28/2001EP1077918A1 Synthesis and purification of 3,3-dimethylbutyraldehyde via oxidation of 1-chloro-3, 3-dimethylbutane with dimethyl sulfoxide
02/28/2001CN1285813A Method of production hydrofluorocarbons
02/28/2001CN1285812A Process for the preparation of difluoromethane
02/27/2001US6194621 Production of difluoromethane
02/27/2001US6194619 For cleaning solid surfaces
02/22/2001DE10018086A1 Liquid crystal medium for electro-optical applications contains compounds with difluoromethylene linking groups, e.g. perfluoroalkane derivatives, and compounds with linked benzene and cyclohexane rings
02/20/2001US6191329 Process for specific energy saving, especially in the oxychlorination of ethylene
02/20/2001US6191328 Extraction; purification
02/20/2001US6191327 Method for producing dichloropentafluoropropanes
02/20/2001US6191326 Fluorination of 2-trifluoromethyl-3,3,3-trifluoropropionic acid
02/14/2001EP1075457A1 Method for preparing decomposition products from the thermal decomposition of 1,2-dichloroethane
02/14/2001EP1075456A1 Liquid-fluorination system and method
02/14/2001CN1284053A Prepn. of fluorine-contg. organic compounds
02/14/2001CN1061967C Process for prepn of 1,1,1-trifluoroethane
02/13/2001US6187978 Addition reaction of haloalkene, nitriles, amides, phosphates or amines and haloakanes
02/13/2001US6187976 Process for the preparation of fluorine containing hydrohalocarbons
02/13/2001US6187975 Hydrofluorination perfluoropropene in vapor phase in the presence of fluoroalumina with aluminum trifluoride and chromium compound
02/13/2001CA2127554C Carbon fluoride particles, preparation process and uses of the same
02/07/2001EP1074300A2 Fluorination catalysts comprising antimony V
02/07/2001CN1282629A Fluorating catalyst
02/06/2001US6184426 Addition of hydrofluorocarbons to fluoroolefins
02/06/2001US6184425 Process for preparing fluorine-containing compounds
02/06/2001US6184172 Comprising one or more nickel and chromium oxides, halides and/or oxyhalides deposited on a support composed of aluminium fluoride or of a mixture of aluminium fluoride and alumina; fluorination of halogenated hydrocarbons
02/01/2001WO2001007384A1 Production of aliphatic fluorocarbons
02/01/2001CA2380285A1 Production of aliphatic fluorocarbons
01/2001
01/31/2001CN1061334C Method for preparing unsaturated trifluoroethylated compound
01/30/2001US6180841 Single stage fixed bed oxychlorination of ethylene
01/24/2001EP1070697A1 Process for purifying pentafluoroethane from chloropentafluoroethane
01/24/2001EP1070696A2 Process for eliminating chlorine from chlorofluorocarbons
01/24/2001EP1070034A1 Process for the preparation of 1-chloro-1,1,3,3,3-pentafluoropropane
01/24/2001CN1061025C Process for manufacture of 1,1,1-trihaloethanes
01/24/2001CN1061024C Process for alcoholysis of carbon tetrachloride
01/24/2001CN1061023C Separation method of hydrogen fluoride and methane difluoride
01/23/2001US6177599 Method for reducing formation of polychlorinated aromatic compounds during oxychlorination of C1-C3 hydrocarbons
01/20/2001CA2315304A1 Process for purifying pentafluoroethane from chloropentafluoroethane
01/20/2001CA2314351A1 Process for eliminating chlorine from chlorofluorocarbons
01/17/2001EP1068171A1 Azeotrope-like compositions of difluoromethane and chlorine
01/17/2001EP1068170A2 Processes for the purification and use of 2,2-dichloro-1,1,1,3,3,3-hexafluoropropane and azeotropes thereof with hf
01/17/2001EP1068167A1 Process for the production of fluorocarbons
01/17/2001EP1068009A1 Supported catalyst containing pseudo-boehmite and gamma-al2o3, production of same and its use for producing 1,2-dichloroethane
01/16/2001US6175045 Separation by extractive distillation with an ethylene glycol-based compound
01/10/2001EP1067106A1 Process for producing 1,1,1,3,3-pentafluoropropane
01/10/2001EP1067105A2 Process for the preparation of 1,3-dichloropropane
01/10/2001EP1066231A1 Purification of hydrofluorocarbons
01/10/2001EP1066230A1 Processes for the purification and use of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane and azeotropes thereof with hf
01/10/2001CN1060461C Process for purification of difluoromethane
01/04/2001WO1998005610A3 Process for preparing fluorine-containing compounds
01/03/2001EP0735992B1 Method of converting hydroxyl groups into corresponding fluoro compounds
01/03/2001CN1278779A Process for purifying perfluorinated products
01/02/2001CA2075060C Novel vehicle gases and their use in medical preparations
01/02/2001CA2039269C Chemical process
12/2000
12/28/2000DE19926165A1 1,3-Dichloropropane preparation, for use as solvent or intermediate, from inexpensive, readily available bis-(3-hydroxypropyl) ether by reaction with hydrogen chloride
12/27/2000EP1062194A1 Processes for purifying perfluorocyclobutane
12/27/2000CN1277953A Method for preparing pentafluorothane by using disproportionation of tetrafluorochlorothane
12/26/2000US6166275 Fluorination process
12/21/2000WO2000076945A2 Uv-activated chlorination
12/21/2000WO2000076658A1 Use of alkali metal doped eta-alumina as methanol hydrochlorination catalyst
12/21/2000DE10029283A1 Production of chlorinated alkane, e.g. trifluoro-trichloroethane, involves photochlorination of alkane or alkene compounds in the gas or liquid phase with elemental chlorine under irradiation with UV light
12/20/2000EP0854838B1 Hydrogen fluoride recovery process
12/20/2000CN1277180A Process for proucing pentafluoride ethane using chloro-tetrafuoro ethane disproportionation
12/20/2000CN1059660C Method of purifying pentafluoroethane
12/20/2000CN1059659C Process for producing 1,1,1,2,3,3,3-heptafluoropropane
12/20/2000CN1059658C Hydrogenation of halogenated compounds
12/19/2000US6162955 Manufacturing method for perfluoroethane
12/13/2000CN1059426C Process for preparing highly chlorinated paraffins
12/12/2000US6160188 Hydrogenation catalyst and process
12/12/2000US6159346 Inhibition of 141b decomposition
12/06/2000EP1057802A2 Process for manufacturing methyl chloride
12/06/2000EP1056698A1 Hydrofluorination of chlorinated hydrocarbons
12/06/2000CN1275969A Thermal process for preparation of telomeric alkyl iodide
12/06/2000CN1059193C Chlorine supply method
12/05/2000US6156163 Reactant, compound and process for the perfluoroalkylation of the nucleophile, and the derivatives obtained
12/05/2000US6156161 Extractive distillation process for separating difluoromethane and pentafluoroethane using methylene chloride
12/05/2000US6156097 CO2 removable from fluorocarbons by semipermeable membrane
12/05/2000US6155058 Containerized refrigerant comprising refrigerant in disposable container
11/2000
11/30/2000WO2000071492A1 Fluorination
11/29/2000CN1058955C Preparation of hydrochloric ether
11/28/2000US6153803 Organonickel compound catalyst for preparation of halohydrocarbonss
11/28/2000US6153802 Liquid-fluorination system and method
11/23/2000WO2000069797A1 Production of 1,1,1,2,3,3,3-heptafluoropropane
11/23/2000CA2373437A1 Production of 1,1,1,2,3,3,3-heptafluoropropane
11/22/2000EP1053789A1 Catalyst and oxychlorination process using it
11/21/2000US6150573 Chlorinating composition comprising chiefly 1,1,1-trichloroethane and contaminating amount of 1,2-dichloroethane to reduce concentration of 1,2-dichloroethane
11/21/2000US6150572 Process for the regeneration of a catalyst based on trivalent chromium compounds
11/16/2000WO2000068172A1 Continuous process for preparing halogenated compounds
11/16/2000WO2000068170A1 Fluorination in liquid or supercritical carbon dioxide
11/15/2000EP1052236A2 Process for obtaining pentafluoroethane by chlorotetrafluoroethane dismutation
11/15/2000EP1052235A1 Process for obtaining pentafluoroethane by tetrafluorochloroethane dismutation
11/15/2000EP1051377A1 Production of heptafluoropropane
11/15/2000CN1273577A Process for preparation of 1,1,1,2,2-pentafluoroethane
11/15/2000CN1273576A Process for producing 1,1,1,2,2-pentafluoroethane
11/15/2000CN1058477C Process for preparation of fluorinated monomers
11/14/2000US6147268 Fluoroalkene-nucleophile adducts for analysis and removal of fluoroalkenes
11/14/2000US6147267 Removal of olefinic and/or chlorine-containing fluorocarbons by hydrogenation
11/07/2000US6143938 Process for perhalocycloalkane purification
11/01/2000CN1057992C Method for preparation of methane polychloride
10/2000
10/25/2000EP1045731A1 Catalyst, process for its preparation, and its use in the synthesis of 1,2-dichloroethane
10/25/2000CN1271337A Vapour phase preparation of 1,1,1,2,3,3,3-heptafluoropropane
1 ... 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 ... 78