Patents
Patents for C07C 19 - Acyclic saturated compounds containing halogen atoms (7,734)
05/2000
05/17/2000EP1000002A1 Vapour phase preparation of 1,1,1,2,3,3,3-heptafluoropropane
05/17/2000EP0973712A4 PROCESS FOR THE MANUFACTURE OF TETRABROMOBISPHENOL-A WITH CO-PRODUCTION OF n-PROPYL BROMIDE
05/16/2000US6063749 Metal stabilizers with dialkyl carbonates for c3 to c5 alkyl bromides
05/16/2000US6063305 Refrigerant compositions containing a hydrofluoropropane and a hydrofluorocarbon
05/10/2000EP0999196A1 Process for the preparation of halogenated hydrocarbons
05/10/2000EP0998438A1 Continuous method for producing pentafluoroethyl iodide
05/10/2000CN1052249C Fluororesin molding and process for producing the same
05/10/2000CA2288364A1 Catalysts for the oxi-chlorination of ethylene to 1,2-dichloroethane
05/09/2000US6060629 Adding hydrogen fluoride to the mixture containing 1,1,1,3,3-pentafluoropropane in an amount sufficient to form an azeotrope of pentafluoropropane and hydrogen fluoride, then separating the azeotrope from impurity
05/09/2000US6060628 Manufacturing method for 1,1,1,3,3-pentafluoropropane
05/09/2000US6059933 Inhibition of 141b decomposition
05/05/2000CA2288248A1 Process for preparing halogenated hydrocarbons
05/03/2000EP0997187A1 Fluidised bed reactor for the oxychlorination of ethylene, oxygen and HCl
05/03/2000EP0996704A1 Stabilized alkyl bromide solvents
05/03/2000EP0971785A4 Recovery of perfluorinated compounds and hydrofluorocarbon gases using molecular sieve membranes
05/03/2000CN1052031C Fluoroiodocarbon blends as CFC and halon replacements
05/03/2000CN1051989C Chlorination process
05/02/2000CA2086841C Near-azeotropic blends for use as refrigerants
04/2000
04/20/2000WO2000021660A1 Hydrofluorination catalyst and method
04/19/2000EP0994090A1 Azeotropic mixture of perfluoroalkyl iodide and hydrogen fluoride, and method for isolating and purifying perfluoroalkyl iodides
04/19/2000EP0994089A1 Fluorinated hydrocarbons, detergents, deterging method, polymer-containing fluids, and method of forming polymer films
04/19/2000EP0993425A1 Process for preparing hydrofluorocarbons
04/19/2000EP0778254B1 Process for producing pentafluoroethane
04/13/2000WO2000020362A1 Method for the preparation of 3-bromo-1,1,1-trifluoropropane
04/12/2000CN1250431A Isomerization of hydrofluorocarbon
04/12/2000CN1250430A Process for the manufacture of halocarbons
04/12/2000CN1051252C Waste chrome-base fluorination catalyst treating process
04/11/2000US6049016 Reacting pentachloroethylene and hydrogen fluoride in presence of catalyst in liquid phase; removing hydrogen chloride from fifth fraction; reacting fraction in vapor phase; separating second fraction into three fractions; recirculating
04/11/2000US6049014 Process for the manufacture of tetrabromobisphenol-A with co-production of n-propyl bromide
04/11/2000US6048952 Perfluoroalkyl halides and derivatives
04/11/2000US6048832 Compositions of 1-bromopropane, 4-methoxy-1,1,1,2,2,3,3,4,4-nonafluorobutane and an organic solvent
04/05/2000EP0799172B1 Catalytic hydrogenolysis
04/05/2000EP0788469B1 Production of hydrofluoroalkanes
04/05/2000EP0787117B1 Single stage fixed bed oxychlorination of ethylene
04/05/2000EP0733613B1 Process for producing difluoromethane and 1,1,1,2-tetrafluoroethane
04/05/2000CN2372318Y Methane chlorination chromatography tower equipment
04/04/2000CA2196194C Purification methods of pentafluoroethane
03/2000
03/30/2000WO2000017137A1 Process for producing 1,1,1,3,3-pentachloropropane
03/30/2000WO2000017136A1 Process for producing 1,1,1,3,3-pentafluoro-propane and/or 1-chloro-3,3,3-trifluoropropene
03/29/2000CN1050776C Fluorination catalyst and process
03/28/2000US6042749 Mixed solvent composition
03/23/2000WO2000015588A1 Fluoroalkene-nucleophile adducts for analysis and removal of fluoroalkenes
03/16/2000WO2000014040A1 Purification of 1,1,1,3,3-pentafluorobutane
03/15/2000EP0985650A1 Process for the preparation of pentafluoroethane
03/15/2000EP0984911A1 Method for preparing halogenated hydrocarbons
03/15/2000EP0782557B1 Purification process for hexafluoroethane products
03/14/2000US6037508 By reacting trichloroethylene with hydrofluoric acid and 1,1,1-trifluoro-2-chloroethane (133a) in given molar ratios using a chromiuim oxide (cr2o3) on aluminum fluoride (alf3) catalyst; recycling unreacted trichloroethylene and 133a
03/09/2000DE19940104A1 Purification of 1,1,1,3,3-penta:fluoro-butane, used as a blowing agent for plastic foam, involves treatment with a solid inorganic sorption agent or diatomatic molecules capable of addition to multiple bonds
03/01/2000EP0982281A1 Fluorinated, saturated hydrocarbons
03/01/2000EP0982069A2 Method of evacuating fine dust particles from a fluidized bed reactor, specifically for oxychlorination of ethylene
02/2000
02/23/2000EP0980346A1 Co 2? removal from fluorocarbons by semipermeable membrane
02/23/2000EP0980345A1 Method for preparing 1,1,1,3,3-pentachlorobutane
02/23/2000CN1245080A Process for decomposing halogen ester group hydrocarbon compound or aromatic compound and device thereof and process for purifying waste gas and device for this method
02/23/2000CN1049647C Process for production of fluorinated hydrocarbons
02/22/2000CA2101388C Improved catalyst and process for oxychlorination of ethylene to edc
02/16/2000CN1049419C Process for producing fluorinated hydrocarbon
02/15/2000US6026311 High temperature superconducting structures and methods for high Q, reduced intermodulation resonators and filters
02/15/2000US6025532 Process for the manufacture of hydrofluoroalkanes
02/15/2000US6025521 Telomerization process for telomerizing ethylenic monomer compounds
02/09/2000EP0767158B1 Process for producing difluoromethane
02/08/2000US6023007 Catalytic decomposition of perfluoro-compound
02/08/2000US6023004 Liquid phase catalytic fluorination of hydrochlorocarbon and hydrochlorofluorocarbon
02/08/2000US6022489 Efficiency
02/03/2000DE19834083A1 Verfahren zur Energieschonung, insbesondere bei der Oxychlorierung von Ethylen A method of energy conservation, particularly in the case of the oxychlorination of ethylene
02/02/2000EP0976704A1 Energy-saving process for oxychlorination of ethylene
02/02/2000EP0975567A1 Isomerization of hydrofluorocarbon
02/02/2000CN1048918C Catalyst for oxychlorination of ehylene to EDC
01/2000
01/27/2000WO2000003962A1 Process for producing fluoroethane
01/26/2000EP0973712A1 PROCESS FOR THE MANUFACTURE OF TETRABROMOBISPHENOL-A WITH CO-PRODUCTION OF n-PROPYL BROMIDE
01/26/2000EP0973709A1 Method for cleaning methyl chloride contaminated with c1-c3 hydrocarbons and/or isobutane
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
01/19/2000EP0971866A1 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
01/12/2000EP0970936A1 A method for resolving optical isomers
01/12/2000EP0970031A1 Fluorination process
01/11/2000US6013194 Azeotrope(like) compositions including a hexafluoropropane and butane
01/11/2000CA2117981C Process for the purification of 1,1,1,2-tetrafluoroethane
01/06/2000CA2276901A1 A method for resolving optical isomers
01/05/2000EP0968739A1 Method and apparatus for decomposing halogenated aliphatic and aromatic compounds
01/05/2000EP0968161A1 Process for the manufacture of 1,1,1,3,3-pentafluoropropane
01/05/2000EP0777638B1 Process for the manufacture of pentafluoroethane
01/05/2000DE19837957C1 Method and apparatus for control of dust in a fluid bed reactor
01/04/2000US6011185 Process for producing pentafluoroethane and tetrafluorochloroethane
01/04/2000US6010997 Azeotrope-like compositions based on these compounds which are useful as solvents in refrigeration flushing, oxygen system cleaning and vapor degreasing applications.
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)
12/28/1999US6008421 Production of 11 C-methyl iodide
12/28/1999US6008267 Polyionic polymeric compounds, process of preparing same and use thereof as photoinitiators
12/28/1999US6008265 Fluorinated ionic sulfonylimides and sulfonylmethylides, process of preparing same and use thereof as photoinitiators
12/22/1999EP0965334A1 Liquid respiratory product for intubation
12/22/1999EP0965329A1 Skin treatment agents and use thereof for preparing dermatological compositions
12/22/1999EP0964845A2 Processes for the manufacture of 1,1,1,3,3-pentafluoropropene, 2-chloro-pentafluoropropene and compositions comprising saturated derivatives thereof
12/21/1999CA2087354C Process for working up a hydrogen fluoride phase from a fluorination reaction mixture
12/15/1999EP0749407B1 Separating and removing impurities from tetrafluoroethanes by using extractive distillation
12/14/1999US6001796 Nontoxic, nonpolluting
12/09/1999WO1999062851A1 Processes for the production of hexafluoropropene and optionally other halogenated hydrocarbons containing fluorine
1 ... 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 ... 78