The Chemours Company Fc, LLC

E.i. Dupont De Nemours and Company

Great Lakes Chemical Corporation

Chemtura Corporation

E.i. Du Pont De Nmeours and Company

Andrew Jackson

Mario Joseph Nappa

Stephan M Brandstadter

Sheng Peng

Vicki Hedrick

E Bradley Edwards

John Chien

Janet Boggs

Vimal Sharma

Robert J Kaufman

Robert Daniel Lousenberg

Edward Norman

Gregory Leman

Daniel C Merkel

Viacheslav Alexandrovich Petrov

Xuehui Sun

Bruno Ameduri

Karl Robert Krause

Yuichi Iikubo

Mitchel Cohn

Stephen Owens

John Cheng-Ping Qian

Julia Ann Sacarias

George K Kostov

A method of synthesizing 3,3,3-trifluoropropene including contacting 1,1,1,3-tetrachloropropane, in the vapor phase, at a temperature sufficient to effect dehydrochlorination to form 1,1,3-trichloro-1-propene. The 1,1,3-trichloro-1-propene is isolated and subsequently contacted, in the vapor phase, with hydrogen fluoride in the presence of a fluorination catalyst at a temperature sufficient to effect formation of 3,3,3-trifluoropropene.

Compositions and methods for an integrated 2,3,3,3-tetrafluoropropene manufacturing process

The present application relates to processes of preparing (E)-1,1,1,4,5,5,5-heptafluoro-4-(trifluoromethyl)pent-2-ene.

Synthesis of (e)-1,1,1,4,5,5,5-heptafluoro-4-(trifluoromethyl)pent-2-ene

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-trifluoro-propane (233ab), 2,3,3-trichloro-1,1,1-trifluoro-propane (233da), 3,3,3-trifluoropropyne, 1-chloro-3,3,3-trifluoropropyne, 3,3,3-trifluoro-1-propene (1243zf), 1-chloro-3,3,3-trifluoro-1-propene (1233zd), 1-chloro-2,3,3,3-tetrafluoro-1-propene (1224yd), or 2-bromo-3,3,3-trifluoropropene and optionally 1233xf oligomers are disclosed.

2-chloro-3,3,3-trifluoropropene (1233XF) compositions and methods for making and using the compositions

Disclosed herein is a process comprising contacting a haloalkane reactant with an olefin in the presence of a catalyst system that consists of metallic iron and a phosphine to produce a haloalkane insertion product, wherein said haloalkane reactant is an alkane substituted with at least one halogen selected from the group consisting of F, Cl, and combinations thereof. Also disclosed herein is a process comprising contacting CFCClwith CH&#x2550;CHX in the presence of a catalyst system that consists of metallic iron and a phosphine to make CFCClCHCHClX, wherein X&#x2550;F or Cl. Also disclosed are further reactions in a sequence to produce HFO-1336ze and HCFO-1335zd. Also disclosed herein is a new composition comprising the compound CFCFCH&#x2550;CHCl.

Process for producing halogenated olefins

Disclosed herein are methods of producing E-CFCH&#x2550;CHCFin a liquid phase. Also disclosed are methods of preparing CFCHCHClCFand CFCHClCHCCl.

Liquid phase process for preparing (E)-1,1,1,4,4,4-hexafluorobut-2-ene

Processes for producing branched fluoroalkyl olefins are disclosed. In addition, novel halo-fluoroalkane intermediates are disclosed that may be used in the branched fluoroalkyl olefin production processes. Non-limiting examples of branched fluoroalkyl olefins include branched fluorobutenes, such as 1,3,4,4,4-pentafluoro-3-trifluoromethyl) but-1-ene (HFO-1438ezy). In some aspects, there is disclosed a method for dehydrobrominating 4-bromo-1,1,1,2,4-pentafluoro-2-(trifluoromethyl)butane to produce 1,3,4,4,4-pentafluoro-3-(trifluoromethyl)but-1-ene (HFO-1438ezy).

Processes for producing branched fluoroalkyl olefins

The present invention provides an efficient and cost effect synthesis route from a specific starting material of 2,3-dichloro-1,3-butadiene to the desired product of Z-1,1,1,4,4,4-hexafluoro-2-butene.

Integrated process for the production of Z-1,1,1,4,4,4-hexafluoro-2-butene

Compositions comprising are provided wherein Ris a fluorine containing moiety comprising (CF)CFCH(CF)CH&#x2014;, (CF)CFCH((CF)CF)CH&#x2014;, (CF)CFCH((CF)CH)CH&#x2014;, (CF)CHCH((CF)CF)CH&#x2014;, ((CF)CFCH)CH&#x2014;, (CF)CFCHCF&#x2014;, (CF)CF&#x2014;, (CF)CH&#x2014;, CF&#x2014;, or CF&#x2014;, n being an integer from 2 to 20; Ris F or H; Rcomprises (CF)CF&#x2014;, (CF)CH&#x2014;, CF&#x2014;, F, or H; and Rcomprises (CF)CF&#x2014;, (CF)CH&#x2014;, CF&#x2014;, F, or H, such compositions can produced according to processes, and utilized to prevent combustion utilizing systems.

Fire extinguishing agents, methods for preventing and/or extinguishing combustion, fire extinguishing systems, and production processes

The present disclosure provides a fluorination process which involves reacting a hydrohaloalkene of the formula RC&#x2014;Cl&#x2550;CHwith HF in a reaction zone in the presence of a fluorination catalyst selected from the group consisting of TaFand TiFto produce a product mixture containing a hydrohaloalkane of the formula RCFClCH, wherein Ris a perfluorinated alkyl group.

Catalytic fluorination process of making hydrohaloalkane

Disclosed is a process for the dehydrochlorination of 1,1,1,3-tetrachloropropane comprising contacting 1,1,1,3,tetrachloropropane in the vapor phase in a reaction zone with a catalyst comprising iron, to produce a product mixture comprising 1,1,3-trichloro-1-propene; and recovering said 1,1,3-trichloro-1-propene from the product mixture produced. Also disclosed is a process for the dehydrochlorination of 1,1,1,3-tetrachloropropane comprising heating 1,1,1,3-tetrachloropropane in the liquid phase to produce a mixture comprising 1,1,3-trichloro-1-propene, cooling said mixture, separating hydrogen chloride from said mixture and recovering 1,1,3-trichloro-1-propene.

Synthesis of 1,1,3-trichloro-1-propene

Disclosed is a process for the manufacture of 2,3,3,3-tetrafluoropropene comprising: (a) contacting 1,1,1,2,3-pentafluoropropane with a catalyst comprised of chromium (III) oxide having a surface area of at least 150 m/g and having an alkali metal loading of at least 7 milligrams of alkali metal per 100 square meters of catalyst surface area, to produce a product mixture comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride; and (b) recovering said 2,3,3,3-tetrafluoropropene from the product mixture produced in (a).

Catalysts and process to manufacture 2,3,3,3-tetrafluoropropene

Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohol's, reacting olefins and a saturated compounds, reacting reactants having at least two &#x2014;CFgroups with reactants having cyclic groups, R-compositions such as R-intermediates, R-surfactants, R-monomers, R-monomer units, R-metal complexes, R-phosphate esters, R-glycols, R-urethanes, and or R-foam stabilizers. The Rportion can include at least two groups &#x2014;CFgroups, at least three &#x2014;CFgroups, and/or at least two &#x2014;CFgroups and at least two &#x2014;CHgroups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the R-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a R-monomer unit. Compositions are provided that include a substrate having a R-composition thereover. Aqueous Film Forming Foam ('AFFF') formulations are provided that can include R-surfactants and/or R-foam stabilizers are provided.

Production processes and systems, compositions, surfactants, monomer units, metal complexes, phosphate esters, glycols, aqueous film forming foams, and foam stabilizers

Disclosed is a process for the manufacture of 2,3,3,3-tetrafluoropropene comprising: (a) contacting 1,1,1,2,tetrafluoro-2-chloropropane with a catalyst comprised of chromium (III) oxide, and at least 1% of an alkali metal, to produce a product mixture comprising 2,3,3,3-tetrafluoropropene; and (b) recovering said 2,3,3,3-tetrafluoropropene from the product mixture produced in step (a) above.

Synthesis of 1234YF by selective dehydrochlorination of 244BB

Disclosed is a process for the manufacture of 2,3,3,3-tetrafluoropropene comprising: (a) contacting 1,1,1,2,3-pentafluoropropane with a catalyst comprised of chromium (III) oxide and from 0.1% to 2% of an alkali metal disposed on the surface of said catalyst, to produce a product mixture comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride; and (b) recovering said 2,3,3,3-tetrafluoropropene from the product mixture produced in (a).

Compositions, combustion prevention compositions, methods for preventing and/or extinguishing combustion, combustion prevention systems, and production processes

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Newark, DE, United States of America

Andrew Jackson