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Matches 251 - 300 out of 6,214

Document Document Title
WO/2008/050027A1
The present invention relates to a process for the manufacture of pentafluoroethane. It more particularly relates to a process for the manufacture of pentafluoroethane by gas-phase fluorination of perchloroethylene (PER) in the presence ...  
WO/2008/045910A1
A process for the manufacture of haloalkanes, or more particularly to a process for the manufacture of 1,1,1,3,3-pentachloropropane (HCC-240fa) and/or and/or 1,1,1,3-tetrachloropropane (HCC-250fb). The process includes (a) mixing a catal...  
WO/2008/043720A3
A telomerisation process is described wherein a halocarbon is added to olefins like 2-chloroprop-1-ene in the presence of ionic liquids and/or compounds having at least two nitrogen atoms at least one of which is tricordinated and at lea...  
WO/2008/043720A2
A telomerisation process is described wherein a halocarbon is added to olefins like 2-chloroprop-1-ene in the presence of ionic liquids and/or compounds having at least two nitrogen atoms at least one of which is tricordinated and at lea...  
WO/2008/040804A1
A telomerisation process is described whereby fluorotrichloromethane is added to olefins like 2-chloroprop-l-ene, preferably in the presence of a catalyst. The reaction products, e.g. 1,1,3,3-tetrachloro-l-fluorobutane, can be further fl...  
WO/2008/040803A1
A telomerisation process is described whereby haloalkanes like tetrachloromethane are added to halogenated olefins like 2-chloroprop-1-ene in the presence of an iron catalyst and a phosphite. The reaction products, e.g. 1,1,1,3,3-pentach...  
WO/2008/037657A1
A telomerisation process is described whereby haloalkanes like tetrachloromethane are added to halogensubstituted olefins like 2-chloroprop-1- ene in the presence of a Ru catalyst. The reaction products, e.g. 1,1,1,3,3-pentachlorobutane,...  
WO/2008/030438A3
Halocarbons of the structure CF3CF2CH2X, wherein X is either F or Cl or mixtures thereof prepared by: contacting at least one 2- fluorochloropropane with hydrogen fluoride in a first fluorination step in the gas phase or liquid phase und...  
WO/2008/030444A2
A process for making CHF=CFCF3 is disclosed. The process involves (a) reacting CCI2FCF2CF3 with H2 in the presence of a catalytically effective amount of hydrogenation catalyst to form CH2FCF2CF3; and (b) dehydrofluorinating CH2FCF2CF3 f...  
WO/2008/030444A3
A process for making CHF=CFCF3 is disclosed. The process involves (a) reacting CCI2FCF2CF3 with H2 in the presence of a catalytically effective amount of hydrogenation catalyst to form CH2FCF2CF3; and (b) dehydrofluorinating CH2FCF2CF3 f...  
WO/2008/030438A2
Halocarbons of the structure CF3CF2CH2X, wherein X is either F or Cl or mixtures thereof prepared by: contacting at least one 2- fluorochloropropane with hydrogen fluoride in a first fluorination step in the gas phase or liquid phase und...  
WO/2008/027604A3
RF-compositions including surfactants, foam stabilizers, monomers, polymers, urethanes, intermediates, metal complexes, phosphate esters as well as telomerization methods are provided.  
WO/2008/027909A1
This invention provides wet and dry n-propyl bromide compositions comprising minimal amounts of acetone, bromoacetone, 1-propanol, and isopropyl bromide. These n- propyl bromide compositions are formed by free-radical catalyzed hydrobrom...  
WO/2008/027603A1
The present disclosure relates to non-ignitable gaseous compositions comprising difluoromethane and tetrafluoroethylene. When the pressure is at least 150 psig, the molar percentage of tetrafluoroethylene in the non-ignitable gaseous com...  
WO/2008/027602A2
A process for making HFC-236cb is disclosed. The process comprises reacting TFE with HFC-32 in the presence of at least one co-product and a suitable catalyst to produce a product mixture comprising HFC-236cb, wherein the total amount of...  
WO/2008/027604A2
RF-compositions including surfactants, foam stabilizers, monomers, polymers, urethanes, intermediates, metal complexes, phosphate esters as well as telomerization methods are provided.  
WO/2008/027602A3
A process for making HFC-236cb is disclosed. The process comprises reacting TFE with HFC-32 in the presence of at least one co-product and a suitable catalyst to produce a product mixture comprising HFC-236cb, wherein the total amount of...  
WO/2008/022187A1
Azeotropic or azeotropic-like compositions of 1,1,1-trifluoroethane (HFC-143a) and 1-chloro-2,2,2-trifluoroethane (R-133a). The discovery of the azeotropic or azeotropic-like compositions of HFC-143a and R-133a permits such azeotropic or...  
WO/2008/019111A2
Telomer compositions are provided that can include at least one taxogen unit and a telogon unit, the taxogen unit being one or more of TFP, PFP, VDF, TFMA, PMVE, VF1 TFE, CTFE, BrTFE, HFP, dichlorodif luoroethylene, chlorodifluoroethylen...  
WO/2008/019111A3
Telomer compositions are provided that can include at least one taxogen unit and a telogon unit, the taxogen unit being one or more of TFP, PFP, VDF, TFMA, PMVE, VF1 TFE, CTFE, BrTFE, HFP, dichlorodif luoroethylene, chlorodifluoroethylen...  
WO2006113307A8
A process for oxygen-initiated hydrobromination of propene to form a crude reaction mixture of 95 GC area % n-propyl bromide. The process includes feeding an oxygen-containing gas, propene and hydrogen bromide into a liquid phase mixture...  
WO/2008/013779A2
A process is disclosed for making hydrohalopropanes or hydrofluorobutanes. The process involves reacting a hydrofluoromethane with a fluoroolefin in the presence of a modified aluminum chloride catalyst or a modified aluminum bromide cat...  
WO/2008/013779A3
A process is disclosed for making hydrohalopropanes or hydrofluorobutanes. The process involves reacting a hydrofluoromethane with a fluoroolefin in the presence of a modified aluminum chloride catalyst or a modified aluminum bromide cat...  
WO/2008/007012A2
The present invention relates to a method of producing liquid 1,2-dichloroethane (DCE), obtained by direct cold chlorination of ethylene in the presence of a Lewis acid type catalyst, in order to obtain, after separation from the catalys...  
WO/2008/008252A1
A process is disclosed for making RR1R2CCR1R2F wherein R is selected from the group consisting of CH3, CH2F, C2H4F, and F(CF2)nCH2CH2 where n is an integer from 1 to 10, each R1 is independently selected from the group consisting of H, C...  
WO/2008/007012A3
The present invention relates to a method of producing liquid 1,2-dichloroethane (DCE), obtained by direct cold chlorination of ethylene in the presence of a Lewis acid type catalyst, in order to obtain, after separation from the catalys...  
WO/2008/005920A3
Disclosed are cover gas compositions comprising fluoroolefins for impeding the oxidation of molten nonferrous metals and alloys, such as magnesium. The cover gas compositions typically comprise C2-C6 fluoroolefins. Preferably the compoun...  
WO/2008/005920A2
Disclosed are cover gas compositions comprising fluoroolefins for impeding the oxidation of molten nonferrous metals and alloys, such as magnesium. The cover gas compositions typically comprise C2-C6 fluoroolefins. Preferably the compoun...  
WO/2008/002500A1
A process is disclosed for the manufacture Of CF3CF=CH2 and CF3CH=CHF. The process involves dehydrofluorinating CF3CHFCH2F in the presence of a dehydrofluorination catalyst to produce a product mixture comprising CF3CF=CH2 and CF3CH=CHF,...  
WO/2008/002501A3
A process is disclosed for making CF3CF=CHF. The process involves reacting CF3CCIFCCI2F with H2 in a reaction zone in the presence of a catalyst to produce a product mixture comprising CF3CF=CHF. The catalyst has a catalytically effectiv...  
WO/2008/002501A2
A process is disclosed for making CF3CF=CHF. The process involves reacting CF3CCIFCCI2F with H2 in a reaction zone in the presence of a catalyst to produce a product mixture comprising CF3CF=CHF. The catalyst has a catalytically effectiv...  
WO/2008/000702A1
Process for the manufacture of 1,2-dichloroethane starting from a stream of ethane according to which: a) the stream of ethane is subjected to a catalytic oxydehydrogenation producing a gas mixture containing ethylene, unconverted ethane...  
WO/2008/001718A1
A novel useful dehydroxylated fluorinating agent which comprises sulfuryl fluoride (SO2F2) and an organic base containing no free hydroxy group in the molecule. With the dehydroxylated fluorinating agent, optically active fluorinated der...  
WO/2008/000705A1
Process for the manufacture of 1,2-dichloroethane starting from a stream of ethane according to which: a) the stream of ethane is subjected to a catalytic oxydehydrogenation producing a gas mixture containing ethylene, unconverted ethane...  
WO/2007/147988A1
The present invention relates to a process for producing pentafluorethane. More particularly, the subject of the invention is a continuous process for producing pentafluorethane comprising (i) a step of fluorinating perchlorethylene (PER...  
WO/2007/138210A1
The invention relates to a method for producing hydrofluorocarbons. Said method comprises a step of reacting at least one hydro(fluoro)chlorocarbon or chlorocarbon with hydrofluoric acid in a gaseous phase in the presence of a catalyst, ...  
WO/2007/138209A1
The invention relates to a method for producing pentafluoroethane, and especially to a method comprising (i) a step during which perchloroethylene and optionally 2,2-dichloro-1,1,1-trifluoroethane and/or 2-chloro-1,1,1,2-tetrafluoroethan...  
WO/2007/125975A1
Disclosed is a method for commercially producing 1,2,3,4-tetrachlorohexafluorobutane safely with high yield at low cost. Specifically disclosed is a method for producing 1,2,3,4-tetrachlorohexafluorobutane, which is characterized by comp...  
WO/2007/110379A1
A process for the manufacture of 1,1,1,3,3-pentafluoropropane which comprises adding hydrogen fluoride to 1,1,1,3-tetrafluoropropene in the substantial absence of metal catalyst. Another embodiment provides for the manufacture of 1,1,1,3...  
WO/2007/110377A1
Process for the manufacture of 1,1,1,3,3-pentafluoropropane A process for the manufacture of 1,1,1,3,3-pentafluoropropane, which comprises reacting 1,1,1,3,3,3-hexafluoropropane with a source of hydrogen.  
WO/2007/102371A1
Disclosed is a terminally iodized polyfluoroalkane oligomer represented by the following general formula [I]: CnF2n+1(CH2CF2)s+p(CF2CF2)t+rI (wherein n is an integer of 1-6, s + p is an integer of 1-4 representing the number of vinyliden...  
WO/2007/091009A2
It comprises a process for the production of delmopinol or a pharmaceutically acceptable salt and/or a solvate thereof, by subjecting the compound of formula (II) where R1 and R2 are the same or different, independently selected from the...  
WO/2007/091009A3
It comprises a process for the production of delmopinol or a pharmaceutically acceptable salt and/or a solvate thereof, by subjecting the compound of formula (II) where R1 and R2 are the same or different, independently selected from the...  
WO/2007/089386A2
Fluorination reactions in which an organic compound to be fluorinated is contacted with elemental fluorine and HF is produced as a byproduct are disclosed, wherein the elemental fluorine is contacted, with the organic compound in the pre...  
WO/2007/089386A3
Fluorination reactions in which an organic compound to be fluorinated is contacted with elemental fluorine and HF is produced as a byproduct are disclosed, wherein the elemental fluorine is contacted, with the organic compound in the pre...  
WO/2007/068962A3
A process for the production of pentafluoroethane is described. The process comprises reacting perchloroethylene with hydrogen fluoride in the vapour phase in a first reactor or a first plurality of reactors in the presence of a fluorina...  
WO/2007/068967A1
A process for the production of dichlorotrifluoroethane is described. The process comprises reacting perchloroethylene with hydrogen fluoride (HF) at elevated temperature in the vapour phase in at least one reactor in the presence of a f...  
WO/2007/068964A3
A process for the production of dichlorotrifluoroethane is described. The process comprises reacting perchloroethylene with hydrogen fluoride in the vapour phase at elevated temperature in at least one reactor in the presence of a fluori...  
WO/2007/068965A3
A process for the production of dichlorotrifluoroethane is described. The process comprises reacting perchloroethylene with hydrogen fluoride (HF) at elevated temperature in the vapour phase in at least one reactor in the presence of a f...  
WO/2007/068962A2
A process for the production of pentafluoroethane is described. The process comprises reacting perchloroethylene with hydrogen fluoride in the vapour phase in a first reactor or a first plurality of reactors in the presence of a fluorina...  

Matches 251 - 300 out of 6,214