DE68914578T2 - Herstellung von 1,1,1-2-Tetrafluorethan. - Google Patents

Herstellung von 1,1,1-2-Tetrafluorethan.

Info

Publication number
DE68914578T2
DE68914578T2 DE68914578T DE68914578T DE68914578T2 DE 68914578 T2 DE68914578 T2 DE 68914578T2 DE 68914578 T DE68914578 T DE 68914578T DE 68914578 T DE68914578 T DE 68914578T DE 68914578 T2 DE68914578 T2 DE 68914578T2
Authority
DE
Germany
Prior art keywords
tetrafluoroethane
preparation
contacted
elevated temperature
fluorination catalyst
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE68914578T
Other languages
English (en)
Other versions
DE68914578D1 (de
Inventor
Geoffrey James Moore
Helen Marie Massey
Roy Dennis Bowden
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of DE68914578D1 publication Critical patent/DE68914578D1/de
Publication of DE68914578T2 publication Critical patent/DE68914578T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C07C17/358—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by isomerisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
DE68914578T 1988-10-20 1989-10-18 Herstellung von 1,1,1-2-Tetrafluorethan. Expired - Fee Related DE68914578T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888824571A GB8824571D0 (en) 1988-10-20 1988-10-20 Chemical process

Publications (2)

Publication Number Publication Date
DE68914578D1 DE68914578D1 (de) 1994-05-19
DE68914578T2 true DE68914578T2 (de) 1994-07-21

Family

ID=10645503

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68914578T Expired - Fee Related DE68914578T2 (de) 1988-10-20 1989-10-18 Herstellung von 1,1,1-2-Tetrafluorethan.

Country Status (9)

Country Link
US (2) US4950815A (de)
EP (1) EP0365296B1 (de)
JP (1) JPH02196735A (de)
AT (1) ATE104265T1 (de)
CA (1) CA2000835A1 (de)
DE (1) DE68914578T2 (de)
ES (1) ES2052018T3 (de)
GB (2) GB8824571D0 (de)
ZA (1) ZA897863B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8824571D0 (en) * 1988-10-20 1988-11-23 Ici Plc Chemical process
IT1230779B (it) * 1989-07-12 1991-10-29 Ausimont Srl Procedimento per preparare 1,1,1,2 tetrafluoroetano.
US5030372A (en) * 1990-07-31 1991-07-09 E. I. Du Pont De Nemours And Company Catalytic equilibration to improve the relative yield of selected halocarbons
EP0541559A1 (de) * 1990-07-31 1993-05-19 E.I. Du Pont De Nemours And Company Katalytische equilibrierung ausgewählter halogenierter kohlenwasserstoffe
US5268122A (en) * 1991-08-28 1993-12-07 E. I. Du Pont De Nemours And Company Gem-dihydropolyfluoroalkanes and monohydropolyfluoroalkenes, processes for their production, and use of gem-dihydropolyfluoroalkanes in cleaning compositions
WO1993025506A1 (en) * 1992-06-10 1993-12-23 Imperial Chemical Industries Plc Production of tetrafluoroethanes
US5463152A (en) * 1994-12-08 1995-10-31 E. I. Du Pont De Nemours And Company Halofluorocarbon hydrogenolysis
US5744660A (en) * 1992-06-10 1998-04-28 Imperial Chemical Industries Plc Products of tetrafluorothanes
US5315048A (en) * 1993-09-30 1994-05-24 Alliedsignal Inc. Preparation of 1,1,1,2,3-pentafluoropropane by reduction of 1,2,3-trichloropentafluropropane
EP0648725B1 (de) * 1993-10-15 1998-04-15 Solvay Fluor und Derivate GmbH Chlorfluorkohlen(wasser)stoff-Umwandlungsverfahren
GB9324814D0 (en) * 1993-12-03 1994-01-19 Ici Plc Production of 1,1,1,2-tetrafluoroethane
US5481051A (en) * 1994-12-08 1996-01-02 E. I. Du Pont De Nemours And Company 2,2-dichlorohexafluoropropane hydrogenolysis
FR2758556B1 (fr) * 1997-01-17 1999-02-19 Atochem Elf Sa Isomerisation d'hydrofluorocarbures
FR2759093B1 (fr) 1997-02-05 1999-03-05 Ceca Sa Polymethylenepolyamine dipropionamides comme inhibiteurs non ecotoxiques de la corrosion carbonique du fer
US7258813B2 (en) * 1999-07-12 2007-08-21 E.I. Du Pont De Nemours And Company Refrigerant composition
JP5133500B2 (ja) 2002-08-22 2013-01-30 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー コバルト置換酸化クロム組成物、それらの製造、および触媒および触媒前駆物質としてのそれらの使用
GB0223724D0 (en) 2002-10-11 2002-11-20 Rhodia Organique Fine Ltd Refrigerant compositions
ATE532841T1 (de) 2002-11-29 2011-11-15 Du Pont Kühlerkältemittel

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1039503B (de) * 1953-05-18 1958-09-25 Bayer Ag Verfahren zur intramolekularen Umlagerung fluorsubstituierter Halogenkohlenwasserstoffe
BE569580A (de) * 1957-07-18
DE2245372A1 (de) * 1972-09-15 1974-03-21 Biocontrol Arzneimittel Gmbh Verfahren zur herstellung von monotopischen di- und trifluorpolyhalogenaethanen
JPS53121710A (en) * 1977-03-30 1978-10-24 Daikin Ind Ltd Preparation of isomerized chlorofluorohydrocarbon containing hydrogne
DE3009760A1 (de) * 1980-03-14 1981-09-24 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von hochreinen teilfluorierten aethanen
DE3742472A1 (de) * 1987-12-15 1989-06-29 Belland Ag Aminogruppen enthaltendes polymerisat, verfahren zu seiner herstellung und verwendung
GB8824571D0 (en) * 1988-10-20 1988-11-23 Ici Plc Chemical process
US4902838A (en) * 1988-12-28 1990-02-20 E. I. Du Pont De Nemours And Company Isomerization of saturated fluorohydrocarbons

Also Published As

Publication number Publication date
ES2052018T3 (es) 1994-07-01
EP0365296A1 (de) 1990-04-25
JPH02196735A (ja) 1990-08-03
GB8922824D0 (en) 1989-11-22
US4950815A (en) 1990-08-21
ATE104265T1 (de) 1994-04-15
GB8824571D0 (en) 1988-11-23
US5091600A (en) 1992-02-25
EP0365296B1 (de) 1994-04-13
ZA897863B (en) 1990-08-29
CA2000835A1 (en) 1990-04-20
DE68914578D1 (de) 1994-05-19

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee