ZA897863B - Chemical process - Google Patents

Chemical process

Info

Publication number
ZA897863B
ZA897863B ZA897863A ZA897863A ZA897863B ZA 897863 B ZA897863 B ZA 897863B ZA 897863 A ZA897863 A ZA 897863A ZA 897863 A ZA897863 A ZA 897863A ZA 897863 B ZA897863 B ZA 897863B
Authority
ZA
South Africa
Prior art keywords
chemical process
tetrafluoroethane
contacted
preparation
elevated temperature
Prior art date
Application number
ZA897863A
Other languages
English (en)
Inventor
Geoffrey James Moore
James Moore Geoffrey
Helen Marie Massey
Marie Massey Helen
Original Assignee
Ici Plc
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 Ici Plc filed Critical Ici Plc
Publication of ZA897863B publication Critical patent/ZA897863B/xx

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)
ZA897863A 1988-10-20 1989-10-17 Chemical process ZA897863B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZA897863B true ZA897863B (en) 1990-08-29

Family

ID=10645503

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA897863A ZA897863B (en) 1988-10-20 1989-10-17 Chemical process

Country Status (9)

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

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
WO1992002476A1 (en) * 1990-07-31 1992-02-20 E.I. Du Pont De Nemours And Company Catalytic equilibration of selected halocarbons
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
US5744660A (en) * 1992-06-10 1998-04-28 Imperial Chemical Industries Plc Products of tetrafluorothanes
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
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
US7217678B2 (en) 2002-08-22 2007-05-15 E. I. Du Pont De Nemours And Company Cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalyst precursors
GB0223724D0 (en) * 2002-10-11 2002-11-20 Rhodia Organique Fine Ltd Refrigerant compositions
JP4838513B2 (ja) * 2002-11-29 2011-12-14 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 深冷器冷媒

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
NL229691A (xx) * 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
DE68914578D1 (de) 1994-05-19
US5091600A (en) 1992-02-25
EP0365296A1 (en) 1990-04-25
CA2000835A1 (en) 1990-04-20
DE68914578T2 (de) 1994-07-21
GB8824571D0 (en) 1988-11-23
GB8922824D0 (en) 1989-11-22
US4950815A (en) 1990-08-21
JPH02196735A (ja) 1990-08-03
ATE104265T1 (de) 1994-04-15
EP0365296B1 (en) 1994-04-13

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