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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...
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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...
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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...
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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...
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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))....
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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...
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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...
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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...
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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 ...
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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...
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WO/2019/239037A1 |
The present invention relates to a process for producing 2,3,3,3-tetrafluoropropene, comprising the steps: i) in a first adiabatic reactor comprising a fixed bed composed of an inlet and an outlet, bringing 2-chloro-3,3,3-trifluoropropen...
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WO/2019/236720A1 |
A process for making 2,3,3,3-tetrafluoropropene (HFO-1234yf) includes providing a composition including 2-chloro-1,1,1,2-tetrafluoropropane (HCFC-244bb) to a reactor including a heater surface at a surface temperature greater than about ...
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WO/2019/237005A1 |
The present disclosure provides methods for preparing polyunsaturated hydrocarbons, such as E,E-farnesol, farnesyl acetate and squalene, by base catalyzed addition of a dialkylamine to a 3-methylene-1-alkene, such as farnesene. The prese...
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WO/2019/230844A1 |
A 1437dycc(Z) production method is provided in which 1437dycc(E) can be efficiently removed and 1437dycc(Z) having a heightened purity can be obtained with a high recovery. The 1437dycc(Z) production method is characterized by distilling...
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WO/2019/230842A1 |
Provided is a method for producing 1-chloro-2,3,3,4,4,5,5-heptafluoro-1-pentene, whereby it becomes possible to remove 1-chloro-3,3,4,4,5,5-hexafluoro-1-penthyne and water with high efficiency, it also becomes possible to achieve a high ...
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WO/2019/230456A1 |
The present invention provides a production method for efficiently obtaining a fluorine-containing propene having a -CF= structure with high yield with use of a fluorine-containing propane that has a -CF2- structure in each molecule as a...
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WO/2019/221136A1 |
The objective of the invention is to produce, from a composition containing 1-chloro-2,3,3,4,4,5,5-heptafluoro-1-pentene and a substance that may cause reliability and performance problems,1-chloro-2,3,3,4,4,5,5-heptafluoro-1-pentene fro...
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WO/2019/220041A1 |
The invention relates to a method for producing 1-chloro-3,3,3-trifluoropropene, comprising the step i) of bringing into contact, in a reactor, hydrofluoric acid (HF) and a starting composition comprising at least one of the chorinated c...
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WO/2019/220463A1 |
The present invention provides a process for preparation of 2,3,3,3-tetrafluoropropene, intermediate and composition thereof. Fluoro olefins play an important role as refrigerants. In recent years a fluoro olefin viz. 2,3,3,3-tetrafluoro...
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WO/2019/221283A1 |
A method for manufacturing tetrafluoroethylene and/or hexafluoropropylene, wherein the manufacturing method includes pyrolytically decomposing a low-molecular-weight fluorine compound by a continuous reaction in a microreactor.
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WO/2019/220454A1 |
The present invention relates to a process for purifying olefin feed comprising R-5 1234yf, R-40, R-134a, R-134, R-1225zc, and OFCB, comprising the step of separating different ternary and binary azeotrope compositions comprising 1234yf....
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WO/2019/216239A1 |
Provided is a method for preparing a 1,2-difluoroethylene and/or a 1,1,2-trifluoroethane, the method including a step for performing at least one time fluorination by bringing one or more halides selected from the group consisting of a h...
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WO/2019/216175A1 |
The present disclosure provides a production method by which a fluoroolefin represented by general formula (1) CX1X2=CX3X4 (wherein X1, X2, X3 and X4 may be the same as or different from each other, and each represents a hydrogen atom or...
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WO/2019/209575A1 |
A method for removing perfluorinated compounds from a fluoropolymer material is provided. The method includes the steps of: (a) providing the fluoropolymer material in a chamber; (b) providing an anaerobic environment in the chamber; and...
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WO/2019/208682A1 |
The present invention addresses the problem of providing a novel method for producing a difluoromethylene compound, in particular, a simple method for producing a difluoromethylene compound. The problem is resolved by a method for produc...
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WO/2019/208546A1 |
The present invention provides a method for producing a fluorine-containing unsaturated hydrocarbon, specifically a hydrofluoroolefin, a perfluoroolefin, a hydrochlorofluoroolefin or a chlorofluoroolefin from a fluorine-containing satura...
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WO/2019/206591A1 |
The invention relates to a method for isomerising dehydration in the presence of a specific catalyst, to produce at least one alkene. The method is carried out on a feedstock comprising a non-linear primary monoalcohol, taken alone or in...
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WO/2019/203318A1 |
Provided is a method for producing, in a liquid phase, a fluoroolefin from hydrofluorocarbon (HFC) or hydrochlorofluorocarbon (HCFC) with high efficiency. A method for producing a fluoroolefin, the method comprising bringing HFC or HCFC,...
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WO/2019/203319A1 |
Provided is a method for producing, in a liquid phase, a fluoroolefin from hydrofluorocarbon (HFC) or hydrochlorofluorocarbon (HCFC) with high efficiency. A method for producing a fluoroolefin, the method comprising bringing HFC or HCFC,...
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WO/2019/195254A1 |
The present invention provides improved processes for preparing halogenated alkanes. The processes comprise contacting at least one alkene, a halogenated alkene, or combinations thereof with a halogenated methane with at least one chlori...
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WO/2019/195258A1 |
The present invention provides processes for the production of chloroalkanes, chlorofluoroalkanes, or combinations thereof from one or more alkenes, chlorinated alkenes, fluorinated alkenes, or combinations thereof.
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WO/2019/194214A1 |
The present disclosure provides a production method capable producing, at high selectivity, a fluoroolefin represented by general formula (1): CX1X2=CX3X4 (wherein X1, X2, X3, and X4 are identical or different, and each represent a hydro...
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WO/2019/195251A1 |
The present invention provides a process for preparing at least one chlorinated alkene from at least one chlorinated alkane, using an aqueous base in a jet loop reactor.
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WO/2019/195250A1 |
The present invention provides methods for the preparation of halogenated alkenes from halogenated alkanes using a homogeneous catalyst.
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WO/2019/195248A1 |
The present invention provides highly efficient processes for the preparation of chlorinated alkanes. The processes comprise contacting an alkene, halogenated alkene, or combinations thereof, a halogenated methane comprising at least one...
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WO/2019/195247A1 |
The present invention provides improved processes for preparing halogenated alkanes. The processes comprise reacting an alkene, a halogenated alkene, or combinations thereof and a halogenated methane with at least one chlorine atom, whil...
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WO/2019/189037A1 |
Provided is a fused-ring compound which exhibits excellent charge transport capacity. This fused-ring compound is represented by formula (1) having a specific structure.
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WO/2019/189024A1 |
A method for producing 1-chloro-2,3,3-trifluoropropene (1233yd) is provided in which the conversion of a starting material is high and impurities are yielded in a small amount. The 1233yd production method is characterized by subjecting ...
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WO/2019/181439A1 |
Provided are a method and an apparatus for producing 1,2,3,4-tetrachlorobutane in which the loss of 3,4-dichloro-1-butene as a raw material and the loss of 1,2,3,4-tetrachlorobutane as a product are less likely to occur and which are cap...
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WO/2019/176151A1 |
The purpose of the present invention is to provide a method for producing an alkene by bringing a gaseous halogenated alkane into contact with an alkaline aqueous solution in the presence of a phase-transfer catalyst, wherein the yield o...
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WO/2019/170992A1 |
The invention relates to a dehydrofluorination process comprising the steps of: a) supplying a stream A containing at least one starting hydrocarbon compound having from 2 to 6 carbon atoms, at least one hydrogen atom and at least one fl...
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WO/2019/170991A1 |
The present invention relates to a process for producing 2,3,3,3-tetrafluoropropene, comprising the steps of: i) in a first reactor, contacting a stream A containing 2-chloro -3,3,3-trifluoropropene with hydrofluoric acid in gas phase in...
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WO/2019/170990A1 |
The present invention relates to a process for producing 2-chloro-3,3,3-trifluoropropene, comprising the steps of: a) supplying a stream A containing at least one of the compounds selected from the group consisting of 2,3-dichloro-1,1,1-...
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WO/2019/170989A1 |
The invention relates to a process for producing 2,3,3,3-tetrafluoropropene, comprising the steps of: a) supplying a stream A containing at least one of the compounds selected from the group consisting of 2-chloro-3,3,3-trifluoropropene ...
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WO/2019/168115A1 |
Provided is a production method in which HCFC-244bb is inhibited from being formed as a by-product in a reaction step where HFO-1234yf is converted into HCFC-234bb, thereby efficiently obtaining HCFC-234bb. The method for HCFC-234bb prod...
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WO/2019/162491A1 |
The present disclosure relates to fluorinated monomers comprising anthracene moieties, able to undergo a cycloaddition reaction under UV light. The present disclosure also relates to a process for manufacturing the fluorinated monomers. ...
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WO/2019/164345A1 |
The present specification provides a catalyst for an oxychlorination process of a hydrocarbon, a method for producing same, and a method for manufacturing an oxychlorinated compound of a hydrocarbon by using same.
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WO/2019/164342A1 |
The present specification provides a catalyst for processing oxychlorination of hydrocarbon, a preparation method therefor, and a preparation method of an oxychlorinated compound of hydrocarbon using same.
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WO/2019/162492A1 |
The present disclosure relates to fluorinated monomers comprising anthracene moieties, able to undergo a cycloaddition reaction under UV light. The present disclosure also relates to a process for manufacturing the fluorinated monomers. ...
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WO/2019/163395A1 |
This porous carbon material has a specific resistance value of 10 to 10,000 Ω·cm at a packing density of 0.4 g/cc.
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