Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
06/1995
06/21/1995EP0658531A1 Process for producing 1,1,1,2,3-pentafluoropropane
06/21/1995EP0658530A1 Process for producing 1,1,1,2,3,3-hexafluoropropane and process for producing tetrafluorochloropropene
06/21/1995EP0658359A2 Catalytic hydrodehalogenation of halogenated compounds of elements of the fourteenth group
06/21/1995CN1029005C Process for the synthesis of dielectric fluids
06/21/1995CN1028994C Process for lithiation of 1,3-bis (trifluoromethyl) benzene
06/20/1995US5426256 Noncatalytic chlorination
06/20/1995US5426254 Process for the separation of hydrogen fluoride from its mixtures with 1,1,1-trifluoro-2-chloroethane
06/20/1995US5426253 Using mixed metal hydrogenation catalyst; reacting 2,2-dichloro-1,1,1,2-tetrafluoroethane and/or 2-chloro-1,1,1,2-tetrafluoroethane with hydrogen
06/20/1995US5426252 Catalytic hydrodechlorination of a chloromethane
06/20/1995US5426251 Process for preparing 1,1,1-trifluoro-2-chloroethane and/or 1,1,1,2-tetrafluoroethane
06/20/1995US5426222 Method for the preparation of iodonium salts
06/20/1995US5425854 Separation of methylene chloride from tetrahydrofuran by extractive distillation
06/20/1995CA1336002C Liquid phase fluorination
06/15/1995WO1995015937A1 Process for producing difluoromethane and 1,1,1,2-tetrafluoroethane
06/15/1995WO1995015936A1 Process for the production of fluorinated olefins
06/15/1995WO1995015935A1 Process and device for cleaning vinyl chloride
06/14/1995EP0657457A1 Novel fluorinated diazabicycloalkane derivatives
06/14/1995EP0657409A1 Catalytic fluorination of halogenated hydrocarbons in the vapour phase
06/14/1995EP0657408A1 Fluorination in the vapour phase using crystallized catalysts
06/14/1995EP0657407A1 Process for the preparation of 3-fluoro-4,6-dichlorotoluene
06/14/1995EP0657213A1 Catalytic composition and ethylene oxychlorination process using the same
06/14/1995EP0657212A1 Catalytic composition and ethylene oxychlorination process using the same
06/14/1995EP0657211A1 Catalytic system comprising a supported hydrogenation catalyst and hydrodechlorination process of chlorofluorohydrocarbons
06/14/1995EP0656875A1 Process for producing vinyl chloride
06/14/1995EP0552303B1 Process for production of polyfluoroolefins
06/14/1995DE4342284A1 Per:fluoro-alkyl mono- or di- bromide or -chloride prepn.
06/14/1995DE4342283A1 Poly:fluorinated aliphatic bromide prepn.
06/14/1995CN1103638A Photochemical method of synthesizing halohydrocarbon and its photochemical reactor
06/13/1995CA2014945C Removal of unsaturated carbon compounds from 1,1-dichloro-1-fluoroethane
06/10/1995CA2136939A1 Gas catalytic fluoration of halogenated hydrocarbons
06/10/1995CA2136938A1 Gas fluoration with crystallized catalysts
06/09/1995CA2137538A1 Catalytic composition and oxychloration process for ethylene using such a composition
06/08/1995WO1995015300A1 Production of 1,1,1,2-tetrafluoroethane
06/07/1995CN1103395A Processes for converting chlorinated byproducts and waste products to useful materials
06/07/1995CN1103394A Process for converting 1,2-dichloropropane to propylene
06/06/1995US5421971 Hydrochlorofluorocarbons and hydrofluorocarbons and methods for producing the same
06/06/1995US5421964 Process for separating HCl and halocarbons
05/1995
05/31/1995EP0655595A2 Recovery of volatile organic compounds from gas streams
05/31/1995CA2136507A1 Recovery of volatile organic compounds from gas streams
05/30/1995US5420369 Chloroalkylation of aromatic compounds
05/30/1995US5420368 Production CF3 CH2 CF3 and/or CF3 CH═CF2 by the conversion of fluorinated ethers
05/30/1995US5420367 For use in films and coatings
05/30/1995US5420364 Process for the preparation of halogenated aromatic compounds
05/30/1995US5420343 Antiinflammatory agents; cyclooxygenase inhibitors
05/30/1995US5419851 Difluoro-derivative compounds and liquid crystal compositions containing them
05/26/1995WO1995013999A1 3,5-difluorobenzenes and their use in liquid-crystal mixtures
05/24/1995EP0524957B1 Regeneration of zeolites used for purifying 1,1,1,2-tetrafluoroethane
05/24/1995DE4339539A1 Addn. of hydrogen fluoride to halogenated alkene(s)
05/24/1995CN1028529C Interphenylene 7-oxabicycloheptyl substituted heterocyclic amide prostaglandin analogs useful in treatment of thrombotic and vasospastic disease
05/23/1995US5417742 Removal of perfluorocarbons from gas streams
05/18/1995WO1995013257A1 2,6-difluorobenzenes and their use in liquid-crystal mixtures
05/18/1995WO1995013256A1 Process for producing 1,1,1,3,3-pentafluoropropane
05/18/1995DE4338540A1 Stable 2,6=di:fluoro-benzene cpds. useful in liquid crystal mixt
05/17/1995EP0653433A1 Novel transition metal compound, olefin polymerization catalyst component comprising the transition metal compound, olefin polymerization catalyst comprising the olefin polymerization catalyst component, and process for olefin polymerization
05/17/1995EP0653412A1 Process for preparing 4,5-difluorobenzaldehydes
05/17/1995EP0652859A1 Improved process for separating and recovering halocarbons from mixtures thereof.
05/17/1995EP0652858A1 Process for the preparation of 1,1,1-trichloro-2,2,2-trifluoroethane
05/17/1995EP0652857A1 Process for isomerizing 1,1,2-trichlorotrifluoroethane.
05/16/1995US5416246 Aluminum trihalide catalyst
05/16/1995US5416235 Preparation of substituted aryl compounds
05/16/1995US5415681 Membranes for gas separation and withdrawal
05/12/1995CA2135353A1 Process for preparing 4,5-difluorobenzaldehydes
05/11/1995WO1995012566A1 Process for manufacture of high purity 1,1-dichlorotetrafluoroethane
05/11/1995WO1995012565A1 Process for manufacture of trichlorotrifluoroethanes
05/11/1995WO1995012564A1 Process for manufacture of high purity 1,1-dichlorotetrafluoroethane
05/11/1995WO1995012563A1 Production of dihalomethanes containing fluorine and azeotropes of dihalomethanes containing chlorine with hf
05/11/1995DE4338267A1 3-Fluorobenzenes, and their use in liquid-crystal mixtures
05/11/1995DE4337712A1 Process for fluorinating functional organic compounds by means of cobalt trifluoride under mild conditions
05/10/1995EP0652196A1 Process for the preparation of highly chlorinated paraffins
05/10/1995EP0652195A1 Preparation of CHC13 by starting from CC14
05/10/1995EP0651733A1 Purification of pentafluoroethane
05/10/1995CA2135373A1 Process for preparing highly chlorinated paraffins
05/09/1995US5414200 Purification of refrigerants from azeotropes
05/09/1995US5414167 Process for purifying 1,1,1-trifluoro-2,2-dichloroethane from isomer 1,1,2-trifluoro-1,2-dichloroethane
05/09/1995US5414166 Chlorinating 1,1,1-trifluoro-2-chloroethane with chlorine and hydrogen in the presence of activated carbon, the chlorine and hydrogen being fed into the reactor simultaneously or sequentially
05/09/1995US5414165 Process for the manufacture of 1,1,1,3,3,3,-hexafluoropropane
05/09/1995US5414164 Chlorination process
05/04/1995WO1995011875A1 Process for purifying 1,1-dichloro-2,2,2-trifluoroethane and 1-chloro-1,2,2,2-tetrafluoroethane
05/03/1995EP0650953A1 Cyclised analogs of metabolites of fatty acids, process for their preparation and pharmaceutical compositions containing them
05/03/1995EP0650949A1 Process for preparing 2,2-diphenylhexafluoropropanes
05/03/1995EP0650948A1 Fluorinating reagent and fluorinating method
05/03/1995EP0650469A1 Purification of 1,1,1,2-tetrafluoroethane.
05/03/1995EP0416113B1 Process for producing a hydrogen-containing 2,2-difluoropropane
05/03/1995CN1028322C Process for separating 1,1,1,2-tetrafluoroethane
04/1995
04/29/1995CA2134536A1 Cyclized analogues of fatty acid, process for their preparation and pharmaceutical compositions containing them
04/27/1995WO1995011242A1 Phenyl or heteroaryl and tetrahydronaphthyl substituted diene compounds having retinoid like biological activity
04/27/1995DE4336391A1 3,5-Bis(trifluoromethyl)benzenes, and the use thereof in liquid-crystal mixtures
04/27/1995DE4336265A1 3-Trifluoromethylbenzenes, and the use thereof in liquid-crystal mixtures
04/27/1995DE4336121A1 2,3-Difluoro-5-(trifluoromethyl)benzenes, and the use thereof in liquid-crystal mixtures
04/26/1995EP0649828A1 Process for the purification of 1,1,1,2-tetrafluoroethane
04/26/1995EP0649398A1 Separation of tetrafluoroethane isomers
04/26/1995EP0549601B1 Method of preparing extensively fluorinated alkyl bromides
04/26/1995CN1101907A Novel photochemical gas-liquid process for halogenating alkylbenzenes
04/25/1995US5409625 Azeotropic mixture of linear hydrofluorocarbon and HF
04/20/1995WO1995010496A1 2,3,4-trifluorobenzenes and their use in liquid crystal mixtures
04/20/1995WO1995010495A1 2,3,4,5-tetrafluorobenzenes and their use in liquid crystal mixtures
04/20/1995WO1995010494A1 Process for producing pentafluoroethane and for purifying 1,1,1,2-tetrafluoroethane
04/20/1995WO1995010484A1 Process for decreasing chlorine content in chlorinated hydrocarbons
04/20/1995DE4334792A1 Process for the hydrodehalogenation of halogenated benzenes
04/20/1995CA2173970A1 Process for decreasing chlorine content in chlorinated hydrocarbons