Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
09/2001
09/18/2001US6291728 Reacting halogenated propane with anhydrous hydrofluoric acid under pressure in presence of antimony catalyst to produce 1,1,1,3,3-pentafluoropropane
09/18/2001US6291727 Azeotropic or azeotrop-like compositions of hydrofluoric acid with dihaloethanes
09/18/2001US6291383 Process for preparing aromatic olefins in the presence of palladium catalysts comprising phosphite ligands
09/13/2001WO2001066498A2 Method for obtaining a purified hydrofluoroalkane, purified hydrofluoroalkane, use of same and method for analysing same
09/13/2001US20010021793 Process for purifying difluoromethane
09/13/2001US20010021792 Supplying hydrogen fluoride and halogenated hydrocarbonto gap between interior and exterior walls
09/13/2001US20010021755 Metallocenes containing aryl-substituted indenyl derivatives as ligands, process for their preparation, and their use as catalysts
09/12/2001EP1132365A1 Azeotropic composition comprising 1,1,1,3,3-pentafluoropropane and 1,1,1-trifluoro-3-chloro-2-propene, method of separation and purification of the same, and process for producing 1,1,1,3,3-pentafluoropropane and 1,1,1-trifluoro-3-chloro-2-propene
09/12/2001EP1132364A1 Process for the preparation of high purity HFC-125
09/12/2001EP1131272A1 Reducing meta content of isomeric mixtures of halo substituted toluenes
09/12/2001EP1131270A1 Process for converting an alcohol to the corresponding fluoride
09/12/2001EP0912475B1 Separation of hydrogen fluoride from a fluorocarbon/hydrogen fluoride azeotropic mixture by sulfuric acid
09/12/2001EP0885863B1 Azeotrope comprising pentafluoropropane and hydrogen fluoride and method for separating and purifying pentafluoropropane
09/12/2001CN1312793A Process for preparing 3-5-difluoroaniline
09/12/2001CN1312241A preparation for 1,1,1,-trifluoro-2,2-dichloroethane
09/12/2001CN1070833C Process for preparation of cyclopropylacetylene derivatives
09/12/2001CN1070830C High-effect heat transfer and mass transfer for gas phase heherogenous reaction
09/11/2001US6288294 Conversion of dienes to cyclohexenes and purification
09/11/2001US6288293 Process for the preparation of 1,1,1,2-tetrafluoroethane
09/11/2001US6288292 Vaporization organic compound of halocarbon, vaporization, forming azeotropes and suppression of degradation
09/11/2001US6288291 Fluorination of hydrocarbon substrates, mixing, dilution of substrates, reaction in foam
09/11/2001US6288290 Bromination and photobromination of aromatic compounds
09/11/2001US6288011 1,4-diaryl-2,3-difluoro-2-butene insecticidal and acaricidal agents
09/07/2001WO2001064612A1 Method for producing tetrafluoroethylene
09/07/2001WO2001064611A1 Polyacene derivatives and production thereof
09/07/2001WO2001064606A1 Method of continuously and selectively separating clathrate and apparatus therefor
09/06/2001US20010020110 Reacting alpha, alpha, alpha-trifluoromethylphenyl substituted benzyl halide with hexamethylenetetramine to give alpha, alpha, alpha-trifluoromethylphenyl substituted benzaldehyde, oxidizing
09/06/2001US20010019015 Novel photochemical gas-liquid process for halogenating alkylbenzenes
09/06/2001DE10009017A1 Geformte Katalysatoren Shaped catalysts
09/05/2001EP1130010A1 Process for the preparation of 1,1,1-trifluoro-2,2-dichloroethane
09/05/2001EP1129066A1 Production of 2-amino-2- 2-(4-c 2-20?-alkyl-phenyl)ethyl]propane-1,3-diols
09/05/2001EP0891314B1 Bisalkenyl derivatives, liquid crystalline compounds and liquid crystal compositions
09/05/2001EP0819109B1 Preparation of tetrafluoroethylene
09/05/2001CN1311181A Using method of mixed gas containing acetylene, ethylene and synthetic gas
09/05/2001CN1311178A Continuous selection wraping separation method and equipment therefor
09/04/2001US6284935 Bromination of cyclododecatriene in a solvent dioxane and water
09/04/2001US6284934 Reducing meta content of isomeric mixtures of halo substituted alkylbenzenes
09/04/2001US6284933 Reaction of fluorine with nonfluorinated tetrahalo-p-xylene, displacement
09/04/2001US6284154 For liquid crystal cells, electroptics
08/2001
08/30/2001WO2001062693A1 Method for selectively converting perfluoroisobutene contained in a halogenated hydrocarbon current
08/30/2001WO2001007385B1 Methanol process for natural gas conversion
08/30/2001US20010018525 Modulating blood glucose concentration
08/29/2001EP1127863A1 Process for purifying difluoromethane
08/29/2001EP1127618A1 Shaped catalysts
08/29/2001EP0968161B1 Process for the manufacture of 1,1,1,3,3-pentafluoropropane
08/29/2001EP0892770B1 Process for the separation of tar from a mixture comprising fluorinated hydrocarbons
08/29/2001EP0734368B1 Process for perhalofluorinated butanes
08/29/2001CN1310699A Methods for converting lower altanes and alkenes to alcohols and diols
08/29/2001CN1310158A Difluoromethane refining process
08/29/2001CN1310157A Catalytic synthesis of bromic alkane
08/28/2001US6281405 Alkylation process using membrane for recovery of halides
08/28/2001US6281396 Fluorinating haloginated hydrocarbon with hf(hydrogen fluoride) to provide an initial product mixture containing hf; distilling to remove hydrogen chloride and to recover product; adding chlorofluorocarbons, halo-olefins; reacting
08/28/2001US6281395 1,1,1,2,3,3,3-heptafluoropropane manufacturing process
08/23/2001WO2001060772A1 Process for production of allyl chloride
08/23/2001US20010016555 Group 8 metal on oxide support
08/23/2001US20010015422 Fluoro, oxymethyldifluoro or oxymethyltrifluoro, chloro or cyano derivatives of phenylcyclohexanes as components of liquid crystalline media for electrooptical displays
08/22/2001EP1125906A1 Method of treating 1,1,1,3,3-pentafluoropropane
08/21/2001US6277335 Process and unit for regeneration of a catalyst for the production of aromatic compounds or for reforming
08/21/2001CA2137279C Method for manufacturing 1,1,1,2,3-pentafluoropropene 1,1,1,2,3-pentafluoropropane
08/16/2001WO2001058846A1 Method of making 3,5-difluoroaniline from 1,3,5-trichlorobenzene
08/16/2001WO2001058841A1 Treatment of fluorocarbon feedstocks
08/16/2001WO2001058840A2 Treatment of fluorocarbon feedstocks
08/16/2001WO2001058834A1 Method for preparing a polyaromatic compound
08/16/2001WO2001058584A2 Treatment of fluorocarbon feedstocks
08/16/2001US20010014725 Organometallic compounds with fused indenyl ligands
08/16/2001US20010014707 Process for separating water from chemical mixtures
08/16/2001EP1123911A1 Process for producing difluoromethane and difluorochloromethane
08/16/2001EP0695209B1 Vaporisation of liquids
08/16/2001CA2398650A1 Method of making 3,5-difluoroaniline from 1,3,5-trichlorobenzene
08/15/2001CN1308604A 2,3,5-substituted biphenyls useful in the treatment of insulin resistance and hyperglycemia
08/15/2001CN1308597A Liquid-fluorination system and method
08/15/2001CN1308596A Process for producing fluoroethane
08/15/2001CN1308045A Externally heated F22-water vapor mixing and cracking process and heater
08/15/2001CN1308043A Water phase fluorination process of preparing 1,1,1,2-tetra-fluoroethane
08/15/2001CN1069659C Conjugated polymers having spiro centers and their use as electroluminescence materials
08/14/2001US6274782 Method for purifying hexafluoroethane
08/14/2001US6274781 Production of dihalomethanes containing fluorine and azeotropes of dihalomethanes containing chlorine with HF
08/14/2001US6274780 Catalysts for halogenated hydrocarbon processing and their preparation and use
08/14/2001US6274779 Containing less than about 100 parts per million unsaturated fluorocarbons.
08/14/2001CA2046270C Method for producing a dichloropentafluoropropanes
08/09/2001WO2001056962A1 Perfluoroisopropylbenzene derivatives
08/09/2001WO2001056961A1 Production process of hydrofluorocarbons
08/09/2001WO2001010804A3 Method for preparing optionally substituted dichloroaromatic compounds
08/09/2001US20010012910 Process and apparatus for vaporization of liquids
08/09/2001DE10003320A1 Verfahren zur Herstellung von 2,3,5,6-Tetrahalogen-xylylidenverbindungen Process for the preparation of 2,3,5,6-tetra-halogen xylylidenverbindungen
08/08/2001EP1122234A2 Production methods of alpha, alpha, alpha-trifluoromethylphenyl-substituted benzoic acid and intermediate therefor
08/08/2001EP1122232A1 A process for converting perfluoroisobutylene to CF3 CH2 CF3
08/08/2001EP1121337A1 Preparation of cyclopropylethyne and intermediates for preparation of cyclopropylethyne
08/08/2001CN1069299C Process for producing all trans-form polyprenols
08/07/2001US6271426 Process for the production of 2,6-dichloro-3,5-di(secondary or tertiary alkyl)toluene
08/07/2001US6271411 Process for preparing 2-aryl-substituted indenes
08/07/2001US6271189 Azeotropic mixture of perfluoroalkyl iodide and hydrogen fluoride, and method for isolating and purifying perfluoroalkyl iodides
08/07/2001US6270843 Process for generating useful electrophiles from common anions and their application in electrophilic reactions with organic substrates
08/07/2001US6270742 Hydrogen fluoride recovery process
08/07/2001CA2046892C Process for the manufacture of chloroform
08/02/2001WO2001055066A2 3-phenoxy-1-phenyl acetylene derivatives and their use as herbicides
08/02/2001WO2001055064A1 Method for producing 2,3,5,6-tetrahalogen-xylylidene compounds
08/02/2001US20010011149 Catalytic oxychlorination of ethene
08/02/2001US20010011061 Chromium zinc oxide crystals
08/02/2001DE10003581A1 Metallorganische Verbindungen mit anellierten Indenyl Liganden Organometallic compounds with fused indenyl ligand