Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
06/2002
06/18/2002US6407298 Process for the preparation of (p-chlorophenyl)propanol derivatives
06/18/2002US6407297 Preparation of fluorine-containing organic compounds
06/18/2002US6407296 Reacting dichloromethane with hydrogen fluoride in liquid phase using halogenation catalyst
06/13/2002WO2002004529A3 Method of reducing formation of precipitates in solvent recovery system
06/13/2002US20020072635 Reducing dialkyl-protected amino-2-(4akylphenyl)2-oxoalkyl malonate; treating with basic compound and hydrogenating to produce 2-amino-2-(2-(4-C2-20-alkyl-phenyl)ethyl)propane-1,3-diols
06/13/2002DE10059229A1 Production of very pure 1,2-dichloroethane involves oxychlorination of ethylene with hydrogen chloride and oxygen-containing gas followed by removal of carbon dioxide and treatment with aqueous alkali
06/12/2002EP0971866B1 Addition of hydrofluorocarbons to fluoroolefins
06/12/2002CN1353681A Process for manufacture of fluoroolefins
06/11/2002US6403849 Method for purifying perfluorocarbons
06/11/2002US6403848 Preparation of hexafluoropropylene from the pyrolysis of trifluoromethane and tetrafluoroethylene
06/11/2002US6403847 Process for producing 1,1,1,3,3-pentafluoro-propane and/or 1-chloro-3,3,3-trifluoropropene
06/11/2002US6403846 Hydrogenating fluorocycloalkenes to fluorocycloalkanes using noble metal catalyst; excellent stability in water; for use as detergents
06/11/2002US6403840 Process for synthesizing olefin oxides
06/11/2002US6403789 Reacting in organic solvent dialkylhaloiminium compound as halogenating agent and lower alkyl sulfone, lower alkenyl sulfone, aryl sulfone or heterocyclic sulfone with hydroxyl group containing compound to obtain halogenide
06/11/2002US6403524 Chromium zinc oxide crystals
06/06/2002WO2002044117A1 Hydrogen halide separation
06/06/2002WO2002044116A1 Method for producing 1,2-dichloroethane
06/06/2002WO2001098240A3 Process for producing hexafluoroethane and use thereof
06/06/2002US20020068686 Distillation
06/06/2002US20020066888 Cyclohexane derivatives, liquid crystal compositions comprising the same and liquid crystal display devices
06/06/2002CA2392461A1 Process for purifying 1,2-dichloroethane
06/05/2002EP1210398A1 Double-fired horizontal tube heater
06/05/2002EP1135203B1 Device for providing a loose flange of a manhole opening or the like, especially for fluidized reactors
06/05/2002EP1045731B1 Catalyst, process for its preparation, and its use in the synthesis of 1,2-dichloroethane
06/04/2002US6399841 Solvent extraction
06/04/2002US6399840 Reacting carbon tetrachloride with 2-chloro-1-propene in presence of telomerization catalyste
06/04/2002US6399839 Method for preparing halogenated hydrocarbons
06/04/2002US6398922 Carried out in a photochemical reactor comprising vessel, radiation source, gas distributor and inner sleeve concentrically between the radiation source and vessel, the inner sleeve for internal recirculation of reaction liquid
06/04/2002CA2232457C Process for purifying chlorinated aromatic hydrocarbons
06/04/2002CA2089150C Process for the preparation of substantially fluorinated alkyl bromides
05/2002
05/30/2002WO2002042845A2 Photoacid generators and photoresists comprising same
05/30/2002WO2002042246A1 Method for the preparation of dichlorodiarylmethanes
05/30/2002US20020065326 Patient oxygenation using stabilized fluorocarbon emulsions
05/30/2002US20020063098 Fluoroalkene-nucleophile adducts for analysis and removal of fluoroalkenes
05/29/2002EP1209156A2 Process for extracting pure vitamin E-acetate or pure tocopheroles by rectification to remove lower and higher boiling contaminants
05/29/2002EP1209154A1 Preparation of monofluoroalkenes
05/29/2002EP0964857B1 Process for the manufacture of epoxy compounds
05/29/2002EP0837851B1 Fluorinated phenanthrene derivatives and their use in liquid crystal mixtures
05/29/2002CN1351580A Fluorination
05/29/2002CN1350885A Catalyst for preparing chloroform by hydrogenation dechlorination of carbon tetrachloride
05/28/2002US6395941 Process for the purification of 1,1,1,2-tetrafluoroethane
05/28/2002US6395940 Method for producing perhalogenated cyclopentene
05/28/2002US6395916 Amine, phosphine ligands
05/28/2002US6395700 Catalytic hydrogenation
05/23/2002WO2002040459A1 Preparation of monofluoroalkenes
05/23/2002US20020062049 Process and intermediate compounds for the preparation of pesticidal fluoroolefin compounds
05/22/2002EP0712395B1 Process for the preparation of fluoroalkenylthio heterocyclic derivatives
05/22/2002CN1349962A Fluorine-containing trifluorostyrene monomer and its synthesis and use
05/22/2002CN1349961A Method of solving the problem of storage discolor of 3-chloro-propene
05/21/2002US6392111 Reacting aromatic compound with olefin
05/21/2002US6392107 Isomerizing 1,4-dichloro-2-butene to produce 3,4-dichloro-1-butene using as catalyst a dicarbonyldicyclopentadienyliron halide of given formula
05/21/2002US6392106 Process for producing 1,1,1,2,2-pentafluoroethane
05/21/2002US6392097 Process for the preparation of derivatives of octafluoro-[2,2] paracylophane
05/21/2002US6392084 Method for production of organic fluorine compound
05/21/2002US6392047 Coupling of the corresponding aromatic compound with an aromatic boron compound
05/21/2002US6391397 Electro-optical liquid crystal device; fluorinated phenyl compounds;4?-decyloxy-2,3-difluoro-4-(2,2-difluorooctyl)-1,1': 4',1?-terphenyl
05/21/2002US6391160 Distillation column for separation of liquid admixture of vinyl chloride, hydrogen chloride and water into pure vinyl chloride product stream and hydrogen chloride distillate stream
05/16/2002WO2002002492A3 Process for the preparation of pentafluoroethane
05/16/2002WO2001096268A3 BROMOSULPHONATED FLUORINATED CROSSLINKABLE ELASTOMERS BASED ON VINYLIDENE FLUORIDE HAVING VERY LOW Tg AND METHOD FOR PREPARING SAME
05/16/2002WO2001068743A3 Porous polymer/carrier solid phase reactants, method for producing same and the use thereof
05/16/2002US20020058765 Catalyst system for the polymerization of olefins
05/16/2002US20020058660 For control of insect and acarid pests
05/16/2002DE10151710A1 Production of 2-substituted 1,2,3,4-tetrahydronaphthalen-2-ol compounds for use in liquid crystal mixtures, involves reacting the corresponding ketone with organometallic reagent in hydrocarbon-containing solvent
05/15/2002CN1349483A Method and unit for producing vinyl chloride by thermal cracking of 1,2-dichloroethane
05/15/2002CN1084722C Process for prepn. of pentafluoroethane
05/15/2002CN1084721C Method for oxychlorination of ethylene to EDC
05/15/2002CN1084720C Distrillation processes for removing CFC-115 and hydrofluoric acid from HFC-125
05/14/2002US6388151 Reacting 2-bromo-2-butene with magnesium; adding alkyl formate; adding aqueous acid
05/14/2002US6388147 Fluorination with hydrogen fluoride, heating with catalyst
05/14/2002US6388146 Aromatic unsaturated nomoner
05/10/2002WO2002036557A2 Fluoroborate salts comprising a reactive cation and uses thereof
05/10/2002WO2002036531A2 Stabilizer and solvent compositions
05/10/2002WO2002036530A1 Process for producing perfluoroalkyl iodide telomer
05/09/2002US20020055662 Fluorinating a substrate selected from unsubstituted aromatic compounds and aromatic compounds having electron withdrawing substituent(s) comprises contacting substrate with a tri(halo or trifluoromethyl) substituted N-fluorotriazinium salt
05/08/2002EP1202946A1 Molybdenum trioxide catalyzed fluorination reactions
05/08/2002CN1348393A Use of alkali metal doped eta-alumina as methanol hydrochlorination catalyst
05/08/2002CN1347862A Gas and solid phase catalytic process of synthesizing methane chloride
05/07/2002US6384289 Reacting a 1,4-bis/1,3-dioxa-, dithia- or oxathia- 4,5, or 6-member cycloalk-2-yl/benzene, a fluorinating compound and a bromine-containing compound in a solvent at low temperatures; simplification
05/07/2002US6383454 Fluorinating a hydrocarbon substrate by mixing it with an inert diluent and mixing the diluted substrate with a gaseous fluorinating reagent to form a foam mixture, the fluorinating agent reacts with the substrate forming a foam product
05/07/2002CA2038026C Process for preparing 1, 1, 1-trifluorochloroethane and 1, 1, 1, 2 tetrafluoroethane
05/02/2002WO2002006197A3 Method for producing bicyclic 1,3-diketones
05/02/2002US20020052535 Method of alkylating aromatic hydrocarbon
05/02/2002EP1201658A1 N-Fluorotriazinium fluorinating agents
05/02/2002EP1201628A1 Electrophilic fluorination
05/02/2002EP1201627A1 Ring fluorination of non-activated aromatic compounds
05/02/2002EP1201300A1 Catalysts for hydrodechlorination of carbon tetrachloride to chloroform
05/02/2002EP1200379A2 Process for the production of cyclopropylmethyl halides
05/02/2002EP1200373A1 Method for producing biaryls using palladaphosphacyclobutane catalysis
05/02/2002EP1200188A1 Use of alkali metal doped eta-alumina as methanol hydrochlorination catalyst
05/01/2002CN1083877C Process for producing petrochemicals
04/2002
04/30/2002US6380452 Using a fluorinated polyethersulfone polymer
04/30/2002US6380446 Process for dehydrohalogenation of halogenated compounds
04/30/2002US6380445 Poly(9,9'-spirobisfluorenes), their production and their use
04/30/2002US6380415 Process for producing octafluoro[2,2]paracyclophane
04/30/2002US6380148 Azeotropic mixture of perfluoroalkyl iodide and hydrogen fluoride, and method for isolating and purifying perfluoroalkyl iodides
04/30/2002US6379588 Stabilized monomer composition
04/30/2002US6379586 Hydrocarbon partial oxidation process
04/30/2002US6379552 Method for resolving optical isomers
04/25/2002WO2002033026A1 Blends of quinone alkide and nitroxyl compounds as polymerization inhibitors
04/25/2002WO2001083412A3 Method for purification of tetrafluoromethane and use thereof