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Matches 1 - 50 out of 16,242

Document Document Title
WO/2020/101824A1
Disclosed is a step in the purification process of hydrochlorofluoroolefin refrigerants that are made from processes wherein 1,1,3,3 tetrachloropropene (R1230za) or 1,1,1,3,3-pentachloropropane (R240fa) is reacted with HF in excess. The ...  
WO/2020/101825A1
Disclosed is a method of purifying a stream of crude hydrochlorofluoroolefin refrigerant produced by the reaction of 1,1,3,3 tetrachloropropene (R1230za) or 1,1,1,3,3-pentachloropropane (R240fa) with HF. The process includes a step of re...  
WO/2020/085396A1
A cross-coupling reaction method including: preparation of an aromatic compound (1) that has a leaving group; preparation of a compound (2) capable of a cross-coupling reaction, the compound (2) being selected from aromatic amino compoun...  
WO/2020/086928A1
A fluoropropene composition comprising Z-1,3,3,3-tetrafluoropropene, E‑1,3,3,3‑tetrafluoropropene, 2,3,3,3-tetrafluoropropene, and optionally 1,1,1,3,3‑pentafluoropropane wherein the 2,3,3,3-tetrafluoropropene being present in an a...  
WO/2020/079281A1
The present invention relates to the use of novel adducts of general formula (I) TPPxTPOP(1-x), wherein TPP is triphenylphosphine, TPOP is triphenylphoshite and x is a real number between 0.05 and 0.9. These novel adducts are useful for ...  
WO/2020/075728A1
Through this method in which: a catalyst is included which is any of (a) a catalyst including a prescribed element, (b) a catalyst including at least two prescribed elements, (c) a prescribed fluorinated metal oxide having a pore volume ...  
WO/2020/075729A1
A perfluorocycloalkene compound represented by formula (1) [in the formula, R1-R4 are the same or different and represent a fluorine atom or a perfluoroalkyl group] is obtained at a high yield and high selectivity as well as a high react...  
WO/2020/075024A1
The present invention provides an improved process of manufacturing 1-Bromo-3,5-dimethyladamantane compound of formula-IV starting from 1,3-dimethyladamantane that avoids use of liquid bromine and minimizes the use of hazardous chemicals...  
WO/2020/070684A1
The present invention provides a process for preparation of 2,3,3,3-tetrafluoropropene and intermediates thereof. Owing to its low global warming potential and zero ozone depleting potential, it is been proposed as a replacement for exis...  
WO/2020/066754A1
To provide a method for quickly synthesizing and producing a high-purity saturated hydrochlorofluorocarbon and saturated chlorofluorocarbon at low cost. Provided is a method for producing a compound represented by formula (I): CF3-CXCI-C...  
WO/2020/065166A1
The invention relates to the joint use of a C3 to C6 alkene compound comprising a sole double bond and of at least one molecular sieve for limiting or preventing the isomerization of trans-1-chloro-3,3,3-trifluoropropene to cis-1-chloro-...  
WO/2020/060139A1
The present invention relates to a method of producing methyl chloride by multistage reactions. The method of the present invention comprises: a) a chlorination step for sufficiently increasing the conversion rate of methane, which is an...  
WO/2020/054568A1
The present invention addresses the problem of providing a safe and economical method for producing 3,4-dichloro-1-butene by achieving an isomerization reaction of 1,4-dichloro-2-butene at low temperature in a small amount of time. The p...  
WO/2020/055706A1
The present disclosure provides fungal cultures, methods of maintaining same, and methods of using same in bioremediation of substrates containing a polycyclic aromatic hydrocarbon ("PAH") and/or asphalt to produce biomass.  
WO/2020/047985A1
The present invention belongs to the technical field of chemical preparation, and particularly relates to a difluoromethylation agent, preparation therefor and use thereof. Aiming at the key problem of poor stability of current electroph...  
WO/2020/051417A2
A method of chlorinating a antimony fluorohalide catalyst is disclosed. In one embodiment the method comprises contacting an antimony fluorohalide catalyst that contains one or more fluorines with a regenerating agent chosen from 2-chlor...  
WO/2020/044284A1
The present disclosure relates to hydrophobic carbonaceous material and a process for preparation thereof. The hydrophobic carbonaceous material has desired characteristics such as relatively high hydrophobicity without the need for an a...  
WO/2020/044825A1
A method for solvent purification which comprises distilling a solvent with distillation equipment 10 including a distillation vessel 1, thereby obtaining the solvent that has been purified. Members constituting the distillation equipmen...  
WO/2020/041667A1
The present invention provides methods of preparing chlorinated alkanes and chlorinated alkanes by treating a chlorinated alkane starting material at least one Lewis acid catalyst comprising gallium metal, a gallium salt, a gallium alloy...  
WO/2020/041669A1
The present invention provides processes for the production of chlorinated alkanes from at least one chlorinated alkenes using a chlorinating agent in a two reactor system.  
WO/2020/041653A1
The present disclosure provides a gas-phase process for producing trifluoroiodomethane, the process comprising providing a reactant stream comprising hydrogen iodide and trifluoroacetyl halide selected from the group consisting of triflu...  
WO/2020/041731A1
The present invention provides processes for the preparation of a chlorinated alkene from a chloroalkane starting material, at least one Lewis acid catalyst comprising at least one of gallium metal, a salt of gallium, a gallium alloy, or...  
WO/2020/041654A1
The present disclosure provides a process for producing trifluoroiodomethane, the process comprising providing a reactant stream comprising hydrogen iodide and at least one trifluoroacetyl halide selected from the group consisting of tri...  
WO/2020/036836A1
A method of making chlorofluorohydrocarbons including, contacting, a fluorinated hydrocarbon reagent in the vapor phase, with hydrogen chloride (HCl). The reaction is conducted in the presence of an effective amount of a catalyst, at an ...  
WO/2020/024624A1
Providing a method for manufacture of HCFC-123 (2,2-dichloro-1,1,1-trifluoroethane) and/or HCFC-122 (1,1,2-trichloro-2,2-difluoroethane), in which at least one reaction step takes place in a microreactor, particularly in a microreactor c...  
WO/2020/026990A1
Provided is an industrially advantageous method for producing a purified fluorine-containing unsaturated hydrocarbon in which corrosion of the inner walls of a distillation column is suppressed in the purification of fluorine-containing ...  
WO/2020/021193A1
The present invention relates to a method for the purification of 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb) using a first composition comprising 2-chloro-1,1,1,2-tetrafluoropropane and 2-chloro-3,3,3-trifluoropropene, said method ...  
WO/2020/016515A1
The present invention relates to a process for the production of trans-1-chloro-3,3,3-trifluoropropene, comprising the steps of: i) providing a reactor comprising a cover, a bottom, sidewalls connecting said bottom and said cover, at lea...  
WO/2020/018764A1
A process for producing at least one haloolefin by dehydrohalogenating a hydrohaloalkane. The dehydrohalogenation process is performed in the liquid phase or vapor phase in the presence or absence of a catalyst at a temperature sufficien...  
WO/2020/016555A1
A catalyst comprising atomically dispersed cationic gold or ruthenium or palladium or platinum species and method of making thereof.  
WO/2020/014130A1
A method of synthesizing 3,3,3-trifluoropropene including contacting 1,3,3,3-tetrachloropropane, in the vapor phase, at a temperature sufficient to effect dehydrochlorination to form 1,1,3-trichloro-1-propene. The 1,1,3-trichloro-1-prope...  
WO/2020/014211A1
The present invention provides an improved reactor design for increasing the mass transfer of a gas in a liquid by a liquid driven eductor nozzle. The reactor or gas/liquid absorber comprises at least one eductor nozzle, at least one ann...  
WO/2020/008865A1
Provided is a method for producing 1,2-dichloro-3,3,3-trifluoropropene at high yield on an industrial scale by using, as a raw material, a halogenated olefin that can be purchased inexpensively. This method includes dehydrochlorinating a...  
WO/2020/002932A1
A method of producing a hydrofluoroolefin, wherein said method comprises: reacting a fluoroolefin with XZmH3-m●L, wherein X is a group III element, L is a nitrogen, phosphorus, oxygen or sulphur-based ligand, m is from 0 to 2, and Z is...  
WO/2020/002800A1
The invention relates to a method for producing 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd), comprising: i) supplying a flow A1 comprising HF, a flow A2 comprising 1,1,3,3-tetrachloropropene and/or 1,3,3,3-tetrachloropropene, and a rea...  
WO/2020/005966A1
A method and system to remediate soil containing PFAS compounds and organic carbon. Total organic carbon is reduced by heating the soil at a sufficient temperature and for a sufficient duration to reduce surface effects between the PFAS ...  
WO/2020/002789A1
The invention relates to the use of a C3-C6 alkene compound having a single double bond in order to stabilize trifluoroiodomethane. The invention also relates to a composition comprising trifluoroiodomethane, to a C3-C6 alkene compound h...  
WO/2019/244612A1
A method for producing hexafluoro-1,3-butadiene is provided by which hexafluoro-1,3-butadiene can be produced in a yield on an industrially sufficient level. In a liquid reaction mixture comprising a halogenated butane represented by the...  
WO/2019/243704A1
The invention relates to the use of a C3 to C6 alkene compound comprising a sole double bond, for limiting or preventing the isomerisation of cis-1,1,1,4,4,4-hexafluorobut-2-ene to trans-1,1,1,4,4,4-hexafluorobut-2-ene, or for limiting o...  
WO/2019/245008A1
The present invention addresses the problem of providing a new method for producing a compound including a fluoromethylene group. The problem is accomplished by a method for producing a compound represented by formula (1) (wherein R1 is ...  
WO/2019/245409A1
The invention relates to a method for producing halogen-polyfluorobenzenes, wherein the halogen is chlorine and/or bromine, by reacting potassium salts of polyfluorocarboxylic acids with perhalogenalkanes or bromine as halogenating agent...  
WO/2019/239038A1
The present invention relates to a method for producing 2-chloro-3,3,3-trifluoropropene, comprising the steps: i) providing a stream A comprising at least one chlorinated compound selected among the group consisting of 2,3-dichloro-1,1,1...  
WO/2019/239041A1
The invention relates to a process for producing 2,3,3,3-tetrafluoropropene in an adiabatic reactor comprising a first fixed bed and a second fixed bed, said process comprising the steps of: i) in the gas phase and in the presence or abs...  
WO/2019/240248A1
In the present invention, by reacting a compound represented by general formula (2) ((2): CF2X1-CFX2-(CF2)n-4-CFX3-CF2X4) [In the formula: n is as previously described; and X1, X2, X3, and X4 are the same or different, and represent a ha...  
WO/2019/240233A1
The present invention addresses the problem of providing a method for efficiently obtaining a desired isomer of HFO-1132 from a composition containing trans-1,2-difluoroethylene (HFO-1132 (E)) and cis-1,2-difluoroethylene (HFO-1132 (Z))....  
WO/2019/237723A1
A catalyst for producing 1,1,1-trifluoro-2,2-dichloroethane by gas-phase chlorination, and preparation and application methods therefor. The catalyst takes activated carbon as a carrier, and a metal chloride containing one or two of zinc...  
WO/2019/240249A1
This method comprises a reaction step for reacting, in an organic solvent and in the presence of a nitrogen-containing compound and zinc or a zinc alloy, a compound represented by general formula (2): CF2X1-CFX2-(CF2)n-4-CF2-CF2X3 (2) [i...  
WO/2019/239039A1
The present invention relates to a method for producing 2,3,3,3-tetrafluoropropene comprising the steps of: ) providing a flow A comprising at least one starting compound selected from the group consisting of 2-chloro-3,3,3-trifluoroprop...  
WO/2019/239040A1
The invention relates to a process for producing 2,3,3,3-tetrafluoropropene, comprising the steps of: i) in a first adiabatic reactor having a fixed bed composed of an inlet and an outlet, in the gas phase and in the presence or absence ...  
WO/2019/239065A1
The invention relates to biobased vinylidene difluoride. The invention also relates to processes for preparing biobased vinylidene difluoride from various renewable raw materials. The invention also relates to vinylidene difluoride homop...  

Matches 1 - 50 out of 16,242