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Matches 1 - 50 out of 5,193

Document Document Title
WO/2021/025012A9
Provided are: a method for purifying a phosphorus-containing olefin compound salt of a raw material or intermediate that can be applied to a method for producing an olefin compound, the purification method being useful for raising the pu...  
WO/2021/054413A1
The present invention provides: a fluorine-containing ether compound, a fluorine-containing ether composition and a coating liquid, each of which is capable of forming a surface layer that has excellent durability; an article having a su...  
WO/2021/049605A1
According to the present invention, impurities are removed from a fluoroolefin having a =CF2 or =CHF structure, the fluoroolefin containing, as the impurities, haloalkenes and/or haloalkanes and/or haloalkynes obtained by a dehydrohaloge...  
WO/2021/044983A1
A method for producing a hydrofluoroolefin according to the present invention causes a chlorofluoroolefin having 8 or less carbon atoms, said chlorofluoroolefin being represented by formula (I) or formula (II), to react with a hydrogen m...  
WO/2020/051417A3
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/2021/029420A1
A method for producing at least one compound selected from the group consisting of 1,1,2-trifluoroethylene, hexafluoro-1,3-butadiene, and 1,2-dichlorohexafluorocyclobutane, the method including a step in which 1,1,2-trifluoro-2-chloroeth...  
WO/2021/025009A1
Provided is an olefin compound production method that uses a reaction with a base and that enables obtaining a target product with a purity higher than those obtained through conventional technologies. Specifically, provided is an olefin...  
WO/2021/025012A1
Provided are: a method for purifying a phosphorus-containing olefin compound salt of a raw material or intermediate that can be applied to a method for producing an olefin compound, the purification method being useful for raising the pu...  
WO/2021/009002A1
The present invention concerns new stable compositions of 1-Z-bromoalk-1-ene compounds of general formula (A). These compositions are characterized in that they also comprise either at least one cyclic ether compound comprising between 4...  
WO/2021/007061A1
Disclosed are processes for the dechlorination of haloethanes comprising reacting in the gaseous phase a haloethane and reducing agent such as an alkene, an alkane, hydrogen or combinations of two or more of these, in the presence of a s...  
WO/2020/256129A1
The present invention addresses the problem of suppressing a polymerization reaction or an autolysis reaction of 1,2-difluoroethylene. To solve the problem, provided is a method for coexisting 1,2-difluoroethylene (HFO-1132) and oxygen i...  
WO/2020/256146A1
The present invention provides a composition which contains a fluoroethylene having one or more fluorine atoms, said fluoroethylene exhibiting excellent stability. A fluoroethylene composition according to the present disclosure contai...  
WO/2020/256131A1
A refrigerant including difluoroethylene (HFO-1132), wherein the stability of HFO-1132 when mounted on a refrigerator and operated is improved. A refrigerator including a refrigerant that includes difluoroethylene (HFO-1132) as a working...  
WO/2020/250914A1
The present invention provides a method for efficiently obtaining HFO-1132 (E) and/or HFO-1132 (Z). A method for producing HFO-1132 (E) and/or HFO-1132 (Z), said method comprising a step wherein a composition containing HFO-1132 (E) an...  
WO/2020/250949A1
Provided is a method for efficiently obtaining trans-1-halo-2-fluoroethylene (E body) and/or cis-1-halo-2-fluoroethylene (Z body). The method for manufacturing trans-1-halo-2-fluoroethylene (E body) and/or cis-1-halo-2-fluoroethylene (...  
WO/2020/247423A1
A composition including 2-chloro-3,3,3-trifluoropropene (1233xf), one or more of 2,3-dichloro-1,1,1-trifluoropropane (243db), 1,2-dichloro-3,3,3-trifluoropropene (1223xd), 2,3-dichloro-3,3-difluoropropene (1232xf), 2,2,3-trichloro-1,1,1-...  
WO/2020/246611A1
The present disclosure provides a method for producing a reaction gas containing R-1132(E) with higher selectivity than in conventional methods. More specifically, the present disclosure provides a method for producing a reaction gas con...  
WO/2020/246231A1
Provided are an azeotropic composition, an azeotrope-like composition, and a composition that have little impact on the global environment, are noninflammable, and undergo little compositional change even when evaporated and condensed re...  
WO/2020/235425A1
An objective of the present invention is to selectively separate, as a double-bond-comprising hydrocarbon compound in which all hydrogen atoms have been substituted with fluorine atoms or chlorine atoms, a straight-chain compound from a ...  
WO/2020/230725A1
The present invention addresses the problem of providing a novel method for producing a fluorinated iodinated organic compound. This problem can be solved by a method for producing a fluorinated iodinated organic compound, the method inc...  
WO/2020/224663A1
Disclosed is a catalyst for preparing 2,3,3,3-tetrafluoropropene by gas-phase hydrodechlorination, which solves the problem of the high costs and easy deactivation of traditional chlorofluorocarbon hydrodechlorination catalysts. The disc...  
WO/2020/220313A1
Provided is a method for preparation of a supported carbon catalyst, at least comprising: (1) causing a gas containing an organic silicon source to contact a silicon oxide-based material so as to obtain a precursor; and (2) causing the p...  
WO/2020/221638A1
The present invention relates to a method for preparing vinyl chloride by catalytic thermal cracking of 1,2-dichloroethane, in which method the heat required for the thermal cracking is supplied via a liquid or condensing heat transfer m...  
WO/2020/220312A1
Disclosed are a catalyst for preparing vinyl chloride by cracking 1,2-dichloroethane and preparation and regeneration methods therefor. The catalyst for preparing vinyl chloride by cracking 1,2-dichloroethane comprises a carrier and a ni...  
WO/2020/221640A1
The present invention relates to a method for preparing vinyl chloride by catalytic thermal cracking of 1,2-dichloroethane, in which method the heat required for the thermal cracking is supplied via a liquid or condensing heat transfer m...  
WO/2020/218336A1
The present invention provides a method for producing an HCFC by which an HCFC is able to be produced with high selectivity. A method for producing a hydrochlorofluorocarbon according to the present invention is characterized by producin...  
WO/2020/218340A1
The present invention provides a method for producing HCFC, the method being capable of producing HCFC at high selectivities. A method for producing hydrochlorofluorocarbon according to the present invention is characterized by producing...  
WO/2020/213474A1
The present invention provides a method for purifying HFO-1132 with high purity, by suppressing isomerization and loss of HFO-1132. Specifically, the present invention provides a method for purifying 1,2-difluoroethylene (HFO-1132), th...  
WO/2020/213600A1
The present invention provides a high yield method for producing 1224yd. This method for producing 1-chloro-2,3,3,3-tetrafluoropropene is a method for obtaining 1-chloro-2,3,3,3-tetrafluoropropene by reacting 1,1-dichloro-2,3,3,3-tetrafl...  
WO/2020/214917A1
A method of producing a fluoroolefin includes contacting a compound of formula (1), RfCH=CHF, with a fluorinated ethylene compound of formula (2), CX1X2=CX3X4 in the presence of a Lewis acid catalyst. In the compound of formula (1), Rf i...  
WO/2020/201342A1
The present invention relates to a process for neutralizing a composition A comprising 1-chloro-3,3,3-trifluoropropene, 1,1-dichloro-1,3,3-trifluoropropane and one or more acid compounds of formula HX with X = F or Cl; said process compr...  
WO/2020/206322A1
Processes for producing Z-1,1,1,4,4,4-hexafluorobut-2-ene and intermediates for producing same. A process for producing 2-chloro-1,1,1,4,4,4-hexafluorobutane comprises contacting 1,1,2,4,4-pentachlorobuta-1,3-diene with HF in the liquid ...  
WO/2020/206247A1
A process for producing E-1,1,1,4,4,4-hexafluorobut-2-ene comprises contacting 1,1,2,4,4-pentachlorobuta-1,3-diene with hydrogen fluoride in the vapor phase in the presence of a fluorination catalyst. A process for producing Z-1,1,1,4,4,...  
WO/2020/204146A1
According to the present invention, a perfluorocarbon compound having a double bond or a triple bond is able to be obtained with high yield by: (1) reacting a halogenated hydrocarbon compound represented by formula (2) (wherein the bond ...  
WO/2020/206279A1
A process for producing Z-1,1,1,4,4,4-hexafluorobut-2-ene comprises contacting 1,1,2,4,4-pentachlorobuta-1,3-diene with hydrogen fluoride in the vapor phase in the presence of a fluorination catalyst comprising a metal halide to produce ...  
WO/2020/206335A1
Processes for producing Z-1,1,1,4,4,4-hexafluorobut-2-ene and intermediates for producing same. A process for producing 2-chloro-1,1,1,4,4,4-hexafluorobutane comprises contacting 1,1,2,4,4-pentachlorobuta-1,3-diene with HF in the liquid ...  
WO/2020/201340A1
The present invention relates to a method for purifying 1-chloro-3,3,3-trifluoropropene comprising the steps of: a) providing a stream comprising 1-chloro-3,3,3-trifluoropropene and at least one compound of formula HX wherein X is F or C...  
WO/2020/196843A1
The present invention addresses the issue of providing a novel azeotropic or azeotropic-like composition useful in the separation of hydrogen fluoride (HF) and 1,1,2-trichloroethane (HCC-140), trans-1,2-dichloroethylene (HCO-1130(E)), or...  
WO/2020/196876A1
A novel azeotropic or azeotrope-like composition and a separation method using this are provided. The present invention addresses the problem of providing a novel azeotropic or azeotrope-like composition and a separation method using thi...  
WO/2020/183099A1
The present invention relates to a process for producing 1,2,3,3,3-pentafluoropropene and/or 2,3,3,3-tetrafluoropropene comprising a step of dehydrofluorination of 1,1,1,2,3,3-hexafluoropropane and/or of 1,1,1,2,3-pentafluoropropane usin...  
WO/2020/170980A1
A method for producing a halogenated butene compound represented by CX1X2X3CX4=CHCX7X8X9 [In the formula, X1, X2, X3, X4, X7, X8 and X9 are identical or different and represent halogen atoms.], the method being equipped with a step for r...  
WO/2020/171011A1
A halogenated alkene compound and a halogenated alkyne compound are obtained at a high conversion rate and selectivity by employing any of the following methods (1) through (4): (1) a halogenated butane compound represented by CX1X2X3CHX...  
WO/2020/171177A1
The present invention provides an HFC-143 production method that is inexpensive and more efficient than a conventional method. Specifically, the present invention provides a method for producing 1,1,2-trifluoroethane (HFC-143), said meth...  
WO/2020/164912A1
The present invention relates to a process for the purification of fluorinated olefins using adsorbents with a large average pore size.  
WO/2020/162630A1
The purpose of the present disclosure is to provide a method for producing an organic compound, etc. Said purpose is solved by a method for producing a compound represented by formula (1). [In the formula, X represents -O-, an imino grou...  
WO/2020/158668A1
A novel azeotropic composition and a separation method using this are provided. One azeotropic composition contains 1,2-difluoroethylene (HFO-1132) and hydrogen fluoride. One azeotropic composition contains 1,1,2-trifluoroethylene (HFO...  
WO/2020/128964A3
A hydrofluoroolefin compound represented by the following general formula (II): Formula (II) where Rf is a linear, branched, or cyclic perfluoroalkyl group having 1-6 carbon atoms, and optionally comprises at least one catenated heteroat...  
WO/2020/153484A1
Provided are a fluoroolefin production method and a fluoroethane production method having high selectivity for fluoroethane which is the target product. The production methods according to the present disclosure each include a step for o...  
WO/2020/149365A1
The present invention addresses the problem of providing a method for easily and inexpensively producing (Z)-1,2-dichloro-3,3,3-trifluoropropene (1223xd(Z)) from a composition which contains 1223xd(Z) and 1,1-dichloro-3,3,3-trifluoroprop...  
WO/2020/137845A1
The purpose of the present disclosure is to purify hexafluorobutadiene to a high purity while inhibiting the isomerization of hexafluorobutadiene. A method for purifying hexafluorobutadiene, said method comprising a step for contacting...  

Matches 1 - 50 out of 5,193