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Matches 851 - 900 out of 12,199

Document Document Title
WO/2015/072460A1
Provided are: a method for separating 2,3,3,3-tetrafluoropropene (HFO-1234yf) and 1,1,1,2-tetrafluoroethane (HFC-134a) from a mixture containing HFO-1234yf and HFC-134a with high efficiency; and a method for producing HFO-1234yf with hig...  
WO/2015/059293A1
A method of forming homoallylic compounds 2 from cyclopropylvinyl precursors 1 in the presence of a Bronsted acid HQ.  
WO/2015/061067A1
The preparation of chlorinated hydrocarbons by reacting a chlorinated alkane substrate, such as 1,1,1,3 tetrachloropropane, with a source of chlorine, such as chlorine (Cl2), in the presence of a polyvalent bismuth compound, such as trip...  
WO/2015/059500A1
The present invention relates to a process for isomerising a C3-7 (hydro)(halo)fluoroalkene comprising (a) providing a reactor feed stream comprising the C3-7 (hydro)(halo)fluoroalkene; and (b) contacting the C3-7 (hydro)(halo)fluoroalke...  
WO/2015/057476A1
This invention relates to methods and systems for producing hydrochlorofluoro-olefins, particularly 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd) by the fluorination of a starting material selected from the group consisting of 1,1,1,3,3-...  
WO/2015/055927A1
The invention relates to a method for producing a fluorinated compound, comprising: the provision of a gaseous flow comprising hydrofluoric acid; the provision of at least one liquid flow of a chlorinated compound and the vapourisation t...  
WO/2015/053339A1
Provided is a method for efficiently purifying 2,3,3,3-tetrafluoropropene (HFO-1234yf) from a mixture that includes HFO-1234yf and a fluorine compound, the boiling point of which is near that of HFO-1234yf. This method for purifying HF...  
WO/2015/050953A1
Disclosed is a process for the manufacture of hydrofluoroolefins of the structure CF3CH=CHY, wherein Y can be Cl or F, comprising reacting at least one fluoropropane reactant of the structure CF3CH2CYXH, wherein X and Y can independently...  
WO/2015/050236A1
The purpose of the present invention is to make possible synthesis of various fluorine-containing compounds having organic groups at both terminals of a tetrafluoroethylene structure (-CF2-CF2-). The present invention provides fluorine-c...  
WO/2015/045927A1
Provided is a method for separating HFP from a fluorinated compound having a boiling point that is close to the boiling point of HFP with high efficiency. A method for separating HFP from a fluorinated compound having a boiling point fal...  
WO/2015/044558A1
The present invention concerns a method of producing at least one compound of formula (II): CF3-CX(Z)n-CHX(Z)n in which X represents, independently, a hydrogen, fluorine or chlorine atom, Z represents, independently, a hydrogen or fluori...  
WO/2015/035937A1
The present application relates to a method for photochlorination, and specifically to photochlorination produced by a reaction of arene compounds with gaseous chlorine so as to prepare a trichloromethyl-group-substituted benzene, and to...  
WO/2015/033985A1
The present invention addresses the problem of providing a production method which enables 1,1-dibromo-1-fluoroethane to be produced in a simple and sustained manner. The present invention provides a method for producing 1,1-dibromo-1-fl...  
WO/2015/033927A1
A method for producing at least one compound selected from the group consisting of a compound represented by formula (10), a compound represented by formula (11), a compound represented by formula (12), and a compound represented by form...  
WO/2015/018855A1
The present invention relates to pentafluoroethylating compositions, processes for obtaining them, and their use in pentafluoroethylation reactions.  
WO/2015/020155A1
The purpose of the present invention is to provide a method for manufacturing methyl fluoride useful as a dry etching gas or the like, as a method more suitable for commercial production. As a solution thereof, provided is a method for m...  
WO/2015/020807A1
The present invention provides routes for making 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd) from commercially available raw materials. More specifically, this invention provides routes for HCFO-1233zd from inexpensive and commercially...  
WO/2015/020808A1
The present invention provides routes for making 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd) from commercially available raw materials. More specifically, this invention provides several routes for forming HCFO-1233zd from 3,3,3-triflu...  
WO/2015/014784A1
A process for the dehydrochlorination of a chlorinated hydrocarbon comprising at least one chlorine atom and at least one hydrogen atom on vicinal carbon atoms to yield the corresponding unsaturated hydrocarbon, said process comprising c...  
WO/2015/014783A1
Process for the dehydrohalogenation of a halogenated organic non polymeric compound using a catalyst comprising an ionic liquid having the formula: [Cat+][X-] wherein: [Cat+] represents one or more organic cationic species, and [X-] repr...  
WO/2015/011718A1
The present invention relates to a reactive distillation process for the preparation of 1, 1, 1, 2, 3, 3, 3-heptafluoro-2-bromoropane.  
WO/2015/008819A1
The purpose of the present invention is to provide a heterogeneous catalyst that exhibits high activity and high selectivity, specifically a catalyst suitable for oxychlorination for manufacturing 1,2-dichloroethane from ethylene, and a ...  
WO/2015/007059A1
The present invention relates to a loop-route production method and system for polyvinyl chloride, and belongs to the intersecting fields of coal chemicals, polymer materials and chemical machinery. Limestone and carbon materials such as...  
WO/2015/008781A1
The present invention is a method for purifying 2-fluorobutane to obtain highly purified 2-fluorobutane through a process comprising a step for: bringing crude 2-fluorobutane containing 5-50 wt% of butenes into contact, in an aprotic pol...  
WO/2015/006278A1
Described herein are perfiuoroalkylated zinc compounds having the structure of Formula (I) or Formula (II), which can be used to · perfluoroalkylate organic, inorganic and organometallic substrates. Methods of making and using these com...  
WO/2015/005322A1
The present invention provides a method for producing 2,3,3,3-tetrafluoropropene or 2-chloro-1,1,1,2-tetrafluoropropane that is a precursor of 2,3,3,3-tetrafluoropropene by a reaction comprising two or three steps using at least one chlo...  
WO/2015/006258A1
A method of separating a composition containing at least one organofluorine compound from at least one inorganic compound by contacts the composition with a semipermeable membrane. Other methods separate a organofluorine compound from a ...  
WO/2014/208451A1
Provided is an economically advantageous method for efficiently and at a high purity producing HFO-1123, which is industrially useful, by means of a synthesis reaction that uses easily acquired starting materials, does not use a catalyst...  
WO/2014/208452A1
Provided is an economically advantageous method for efficiently and at a high purity producing HFO-1123, which is industrially useful, by means of a synthesis reaction that uses easily acquired starting materials, does not use a catalyst...  
WO/2014/202589A1
The present invention relates to a process for manufacturing 4-propargylated amino- benzoxazinones of formula (I), comprising the following steps: step a) preparing propargyl chloride by reacting propargyl alcohol with thionyl chloride o...  
WO/2014/203842A1
The present invention provides: high-purity 1-fluorobutane characterized by having a purity of 99.9% by vol or more and containing butene compounds in the total amount of 1000 ppm by volume or less; the use of the high-purity 1-fluorobut...  
WO/2014/191457A1
The present invention relates generally to methods of synthesis of diterpene heterocylic compounds. More particularly, the present invention relates to efficient methods of synthesis of ingenol (Formula (21), CAS 30220-46-3), from a comp...  
WO/2014/190126A2
This disclosure relates to processes of making 1,3,3,3-tetrafluoropropene. The processes involve dehydrofluorinating 1,1,1,3,3-pentafluoropropane in vapor phase in the presence of a catalyst comprising a metal compound supported on alumi...  
WO/2014/189674A1
The present invention is related to making hydrofluorocarbons (HCFCs), more specifically, 3,3,3-trifluoropropyne (TFP), from trans-1-chloro-3,3,3-trifluoropropene (trans-1233zd) by contacting the trans-1233zd with a base. Preferably, the...  
WO/2014/185321A1
[Problem] To provide a purification method for dichloromethane that is capable of reducing stabilizers contained in dichloromethane, is easy to put into operation, and can be industrially implemented. [Solution] This purification method ...  
WO/2014/175403A1
A process for producing (E)-1-chloro-3,3,3-trifluoropropene (R-1233zd (E-isomer)) is provided by which high-purity R-1233zd (E-isomer) is highly selectively obtained in a simple manner. The R-1233zd (E-isomer) production process comprise...  
WO/2014/174281A1
A process for treating a composition comprising one or more desired (hydro)halocarbons and one or more undesired halogenated hydrocarbon containing impurities so as to reduce the concentration of at least one undesired halogenated hydroc...  
WO/2014/175022A1
The invention makes it possible to vastly improve the storage stability of α,α-difluoro aromatic compounds and to enable long-term storage at high purity as an industrial raw material, by adding an organic or inorganic basic compound t...  
WO/2014/174918A1
The present invention provides a method for producing a fluorine-containing olefin by reacting a chlorine-containing compound represented by a specific general formula and anhydrous hydrogen fluoride in the presence of a fluorination cat...  
WO/2014/164368A1
Processes for the production of chlorinated alkanes are provided. The present processes comprise dehydrochlorinating one or more trichloroalkanes having from 3-6 carbon atoms and vicinal chlorine atoms, followed by a series of sequential...  
WO/2014/164611A1
The present process relates to a method for minimizing the formation of 1,1,1,2,2-pentafluoropropane in a liquid phase reaction of 2-chloro-3,3,3-trifluoropropene and HF in the presence of a hydrofluorination catalyst comprising: (a) rea...  
WO/2014/165094A1
The invention relates to a process to produce 244bb from 1233xf in multiple reaction zones whereby the 1233xf starting material is at least 95% converted to 244bb and by-product such as 245cb forms in amounts less than about 2%.  
WO/2014/164001A1
This invention relates to a method to improve 1,1,3-trichloropropene (HCC-1240za) and/or 3,3,3-trichloropropene (HCC-1240zf) selectivity in the dehydro-chlorination of 1,1,1,3-tetrachloropropane (HCC-250fb). In normal practice, FeCl3 is ...  
WO/2014/159014A1
In certain aspects, the present invention relates to methods for increasing the cost efficiency and safety of the hydrogenation of a fluorinated olefin by controlling the reaction conditions and parameters. In further aspects, the hydrog...  
WO/2014/159818A1
The present invention relates to a provides a catalyst comprising (a) a solid support comprising an alkaline earth metal oxide, fluoride, or oxyfluoride, and (b) at least one elemental metal disposed on or within said support, preferably...  
WO/2014/158663A1
Hydrofluoroolefins and hydrochlorofluoroolefins contaminated with acid and/or iron compounds are purified and stabilized by contacting the haloolefin with a solid adsorbent such as alumina and then combining the purified haloolefin with ...  
WO/2014/158785A1
This invention relates to a method to improve 1,1, 3 -trichloropropene (HCC- 1240za) and/or 3,3,3-trichloropropene (HCC-1240zf) selectivity in the dehydrochlormation of 1,1,1,3-tetrachloropropane (HCC-250fb). In normal practice, FeCl3 is...  
WO/2014/159009A1
This invention relates to a process for the suppression of 3,3,3-trifluoropropyne during the manufacture of fluorocarbons, fluoroolefins, hydrochlorofluoroolefins. More particularly, this invention is directed to a process to suppress th...  
WO/2014/151270A1
The invention relates to a process to produce HCFC-244bb from HCFO-1233xf wherein, in one embodiment, one or more co-feed species having a normal boiling point of between about -80°C to about 0°C, such as HFC-245cb, is added to the rea...  
WO/2014/150889A1
The present process relates to a process comprising: contacting a mixture comprising 2,3,3,3-tetrafluoropropene and at least one halogenated ethylene impurity with at least one adsorbent or at least one chemisorption catalyst to reduce t...  

Matches 851 - 900 out of 12,199