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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...
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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...
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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...
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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...
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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...
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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...
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WO/2020/214912A1 |
A process for transferring heat including providing an article and contacting the article with a heat transfer media. The heat transfer media includes a composition formed by the process of, contacting a compound of formula (1), RfCH=CHF...
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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...
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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...
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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...
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WO/2020/209329A1 |
The present invention provides: a new azeotropic or azeotropic-like composition comprising hydrogen fluoride and 1,1,2-trifluoroethane (HFC-143), 1-chloro-2,2-difluoroethane (HCFC-142), or 1,2-dichloro-1-fluoroethane (HCFC-141); and a se...
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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...
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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 ...
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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,...
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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 ...
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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 ...
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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 ...
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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...
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WO/2020/195454A1 |
The present invention provides a method for dehydrating an organic solvent, while suppressing an increase in the number of fine particles. A method for dehydrating an organic solvent according to the present invention comprises: a step (...
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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...
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WO/2020/195252A1 |
In the present invention, a halogenated cycloalkane compound is obtained at a high conversion rate by reacting a halogenated cycloalkene compound and a hydrogen-containing gas in the presence of a hydrogenated catalyst or a catalyst havi...
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WO/2020/184635A1 |
Provided is a novel composition containing HFC-143. This composition contains at least one additional compound selected from the group consisting of HFC-143, HFO-1132a, HFO-1123, HFC-143a, CTFE, HCFO-1131a, HFC-152a, HFC-152, HCFO-1131(E...
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WO/2020/186195A1 |
In one aspect, the disclosure relates to a method for functionalizing hydrocarbons. In a further aspect, the method involves heating a hydrocarbon with a composition having an acid and an oxidant. In other aspects, the composition can fu...
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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...
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WO/2020/180831A1 |
The present disclosure provides a process for producing trifluoroiodomethane by reacting trifluoroacetic acid, an iodine source, and a metal fluoride in the presence of a metal catalyst to produce trifluoroiodomethane.
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WO/2020/178075A1 |
The present application refers to a process for the direct and selective halogenation of an aliphatic hydrocarbon to a halogenated aliphatic hydrocarbon by a mechanochemical reaction.
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WO/2020/180766A1 |
The present disclosure provides a process for producing trifluoroiodomethane. The process includes providing a metal trifluoroacetate, iodine monochloride, and a solvent, and reacting the metal trifluoroacetate and iodine monochloride in...
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WO/2020/180637A1 |
The present disclosure provides a process for producing trifluoroiodomethane. The process includes providing a metal trifluoroacetate, iodine, a phase transfer catalyst, and an organic solvent, and reacting the metal trifluoroacetate and...
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WO/2020/180835A1 |
The present disclosure provides a process for producing trifluoroiodomethane. The process includes providing a metal trifluoroacetate, an iodine source, a metal catalyst, and a solvent, and reacting the metal trifluoroacetate and the iod...
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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...
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WO/2020/171117A1 |
The present invention provides a method for producing HFC-143 which is inexpensive and more efficient than conventional methods. The present invention is, specifically, a method for producing 1,1,2-trifluoroethane (HFC-143), which includ...
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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...
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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...
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WO/2020/172018A1 |
The present disclosure provides a process for producing trifluoroiodomethane (CF3I). The process includes providing vapor-phase reactants including trifluoroacetyl halide, hydrogen, and iodine, heating the vapor-phase reactants, and reac...
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WO/2020/169768A1 |
The invention discloses a method for the preparation of fluoro alkylated compounds by homogeneous Ni catalyzed fluoro alkylation with fluoro alkyl halides in the presence of a base.
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WO/2020/164912A1 |
The present invention relates to a process for the purification of fluorinated olefins using adsorbents with a large average pore size.
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WO/2020/162408A1 |
The present invention has the effect of making it possible to produce 1,1,1-trifluoro-2,2-bisarylethane efficiently by a simple procedure by condensing a mixture of fluoral and hydrogen fluoride with an aryl compound under anhydrous cond...
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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...
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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...
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WO/2020/148540A2 |
A method for activating a catalyst comprises the steps of: a) optionally drying the catalyst at a temperature of from 100°C to 400°C; b) treating the catalyst with a composition comprising HF at a temperature of from 0°C to about 500Â...
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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...
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WO/2020/146722A1 |
A method of producing carbon tetrachloride includes providing a chloromethanes stream, combining the chloromethanes stream with chlorine and additional carbon tetrachloride to form a reaction mixture, wherein the reaction mixture include...
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WO/2020/145347A1 |
Provided is a method for producing α-chloroethyl benzyl chloride at high yield. This production method involves using a flow system to photoreact α-chloroethyl toluene with chlorine to produce α-chloroethyl benzyl chloride. The gas-li...
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WO/2020/145088A1 |
The purpose of the present disclosure is to produce a cyclobutane containing a fluorine atom with high selectivity.　A method for producing a cyclobutane represented by general formula (1) (wherein X1, X2, X3, X4, X5 and X6 may be the s...
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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...
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WO/2020/137825A1 |
The purpose of the present disclosure is to produce a cyclobutene which contains a halogen atom with high selectivity.　A method for producing a cyclobutene represented by general formula (1) (wherein X1, X2, X3 and X4 may be the same o...
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WO/2020/133554A1 |
Disclosed is a method for the continuous preparation of 2,3,3,3-tetrafluoropropene. The method comprises: subjecting ethylene and carbon tetrachloride, which act as raw materials, to a liquid-phase catalytic telomerization reaction in th...
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WO/2020/137824A1 |
The purpose of the present invention is to produce cyclobutene containing a halogen atom with a high conversion ratio (yield) and high selectivity.　This method, for producing the cyclobutene represented in general formula (1) (in the f...
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WO/2020/130042A1 |
Provided are a fluoroethane production method that has a high selectivity for the target product, i.e. fluoroethane, and a fluoroolefin production method.　The production method according to the present disclosure includes a step in whi...
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WO/2020/130036A1 |
Provided are a production method for a fluoro-olefin and a production method for fluoro-ethane having a high selectivity for a target fluoro-ethane product. The production method of the present disclosure includes a step for obtaining a ...
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