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WO/2021/178507A1 |
A method of producing (Z)-1,1,1,4,4,4-hexafluoro-2-butene (Z-1336mzz) is described. The method utilizes readily available halogenated starting materials, including 1,1,1-trichloro-2,2,2-trifluoroethane (CFC-113a) and carbon tetrachloride.
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WO/2021/177260A1 |
Novel production methods are provided by which an iodofluoroalkane and a fluoroolefin can be efficiently produced in high yield. One of the methods is for producing an iodofluoroalkane represented by the general formula (2): R1CF2CH2I (w...
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WO/2021/172191A1 |
A penetrant solution being one embodiment of the present invention has, as essential components thereof, a dye and a volatile organic solvent and includes at least one type selected from the group consisting of hydrofluoro olefin, hydrof...
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WO/2021/172305A1 |
The present disclosure provides a manufacturing method for hydrofluoroolefin (HFO) or fluoroolefin (FO), in which no high temperature or no catalyst is required in the process for synthesizing a desired compound, and in which the selecti...
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WO/2021/165923A1 |
Mechanical stirred bed reactors that incorporate a screen are described. Methods of using such reactors to process perfluoropolymers to form perfluorinated olefin monomers are also described. The reactors and methods may be used to upcyc...
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WO/2021/158837A2 |
Disclosed are compositions comprising HCFC-244bb and/or HFO-1234yf and at least one additional compound. Compositions comprising HCFC-244bb are useful in processes to make HFO-1234yf. Compositions comprising HFO-1234yf are useful, among ...
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WO/2021/150801A1 |
The present application relates to processes of preparing (E)-1,1,1,4,5,5,5-heptafluoro-4-(trifluoromethyl)pent-2-ene.
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WO/2021/150859A1 |
The invention includes a gas processing system for transforming a hydrocarbon-containing inflow gas into outflow gas products, where the system includes a gas delivery subsystem, a plasma reaction chamber, and a microwave subsystem, with...
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WO/2021/143194A1 |
The present invention relates to a catalyst for a phosgenation reaction and a phosgenation reaction method. The catalyst for a phosgenation reaction of the present invention is a phosphinyl ionic liquid as represented by general formula ...
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WO/2021/139429A1 |
Disclosed is a method for regenerating a nitrogen-containing carbon catalyst. The nitrogen-containing carbon catalys is baked in a nitrogen-containing atmosphere to form the regenerated nitrogen-containing carbon catalyst. The method is ...
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WO/2021/130626A1 |
The process produces a fluorinated olefin from a fluorinated copolymer having at least one of sulfonic acid groups, carboxylic acid groups, or salts thereof. The process includes heating the fluorinated copolymer at a first temperature n...
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WO/2021/131143A1 |
The present invention addresses the problem of providing an alkene manufacturing method wherein loss of production speed over time is minimal, and a solvent that is easily recovered and recycled is used. An alkene manufacturing method ...
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WO/2021/132011A1 |
According to the present invention, a fluorine-containing (cyclo)alkenyl zinc halide compound is able to be obtained with a high yield by reacting a halogenated olefin compound represented by general formula (2) (wherein R1, R2 and R3 ar...
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WO/2021/132390A1 |
Provided is a method that is for producing 1-chloro-2,3,3-trifluoropropene, that can reduce the amount of propyne generated, and that provides an excellent conversion rate of 3-chloro-1,1,2,2-tetrafluoropropane as a raw material. The m...
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WO/2021/120522A1 |
Disclosed in the present invention is a preparation method for vitamin K1 having different cis-trans isomer proportions and an intermediate halogenated phytol thereof. The method comprises: carrying out a halogenation reaction on a raw m...
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WO/2021/114175A1 |
The present application discloses a catalyst for preparing vinyl chloride by cracking 1,2-dichloroethane, and a preparation method, use, and a regeneration method. The catalyst for preparing vinyl chloride by cracking 1,2-dichloroethane ...
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WO/2021/106813A1 |
According to the present invention, an alkane compound represented by R1CHX1CHX2R2 (wherein X1 and X2 may be the same or different, and each represents a halogen atom; and R1 and R2 may be the same or different, and each represents an al...
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WO/2021/104437A1 |
Provided are a nitrogen-phosphorus-modified granular carbon-supported bimetallic catalyst, a preparation method therefor and the use thereof. The catalyst comprises a nitrogen-phosphorus-modified carbon carrier and metal particles suppor...
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WO/2021/093029A1 |
A novel process of manufacturing the compound 2,3,3,3-tetrafluoropropene (1234yf) is provided. The compound 1234yf is the newest refrigerant with zero OPD (Ozone Depleting Potential) and zero GWP (Global Warming Potential). Thus, a proce...
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WO/2021/090072A1 |
Heterogenous azeotrope or azeotrope-like compositions comprising 2-chloro-3,3,3- trifluoropropene (HFCO-1233xf) and water which may include from about 0.09 wt.% to about 92.69 wt.% 2-chloro-3,3,3-trifluoropropene (HFCO-1233xf) and from a...
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WO/2021/090071A1 |
Heterogenous azeotrope or azeotrope-like compositions comprising 2-chloro- 1,1,1,2-tetrafluoropropane (HCFC-244bb) and water which may include from about 0.05 wt.% to about 92.01 wt.% 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb) and ...
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WO/2021/085134A1 |
One of the embodiments of the present invention addresses the problem of providing a method for storing a composition containing 1-chloro-2,3,3-trifluoro-1-propene stably, or providing a composition that contains 1-chloro-2,3,3-trifluoro...
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WO/2021/085449A1 |
Provided is a method for efficiently obtaining HFO-1132(E) and/or HFO-1132(Z). The method for producing HFO-1132(E) and/or HFO-1132(Z) comprises a step for supplying a composition containing HFO-1132(E) and/or HFO-1132(Z) into a reacto...
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WO/2021/080645A1 |
A fluoropropene composition comprising Z-1,3,3,3-tetrafluoropropene, E‑1,3,3,3‑tetrafluoropropene, 1,1,3,3,3-pentafluoropropene, 2,3,3,3-tetrafluoropropene, and optionally 1,1,1,3,3‑pentafluoropropane wherein the 2,3,3,3-tetrafluor...
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WO/2021/076480A1 |
Processes for separating an azeotropic mixture are provided. In an embodiment, such a process comprises exposing an azeotropic mixture comprising a first (hydro)fluorocarbon and a second (hydro)fluorocarbon to an ionic liquid comprising ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 (...
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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-...
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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...
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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...
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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 ...
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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...
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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...
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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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