CA1119202A - Manufacture of halogenated compounds - Google Patents

Manufacture of halogenated compounds

Info

Publication number
CA1119202A
CA1119202A CA000297242A CA297242A CA1119202A CA 1119202 A CA1119202 A CA 1119202A CA 000297242 A CA000297242 A CA 000297242A CA 297242 A CA297242 A CA 297242A CA 1119202 A CA1119202 A CA 1119202A
Authority
CA
Canada
Prior art keywords
tetrafluoroethane
hydrogen fluoride
catalyst
chloroethane
chromium
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
Application number
CA000297242A
Other languages
English (en)
French (fr)
Inventor
John I. Darragh
Richard L. Powell
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
Priority claimed from GB6687/77A external-priority patent/GB1589924A/en
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to CA378,715A priority Critical patent/CA1124265A/en
Priority to CA378,716A priority patent/CA1124264A/en
Application granted granted Critical
Publication of CA1119202A publication Critical patent/CA1119202A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00—Acyclic saturated compounds containing halogen atoms
    • C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
    • C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C07C17/395—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification of at least one compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
CA000297242A 1977-02-17 1978-02-17 Manufacture of halogenated compounds Expired CA1119202A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA378,715A CA1124265A (en) 1977-02-17 1981-05-29 Manufacture of halogenated compounds
CA378,716A CA1124264A (en) 1977-02-17 1981-05-29 Manufacture of halogenated compounds

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB6687/77A GB1589924A (en) 1977-02-17 1977-02-17 Manufacture of 1,1,1,2-tetrafluoroethane halogenated compounds
GB6687/77 1977-02-17
GB39721/77 1977-09-23
GB3972177 1977-09-23

Publications (1)

Publication Number Publication Date
CA1119202A true CA1119202A (en) 1982-03-02

Family

ID=26240883

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000297242A Expired CA1119202A (en) 1977-02-17 1978-02-17 Manufacture of halogenated compounds

Country Status (11)

Country Link
JP (1) JPS53105404A (it)
AR (1) AR216937A1 (it)
AU (1) AU518050B2 (it)
BR (1) BR7800944A (it)
CA (1) CA1119202A (it)
DE (1) DE2806865A1 (it)
ES (1) ES467081A1 (it)
FR (1) FR2381006A1 (it)
GR (1) GR65299B (it)
IT (1) IT1095355B (it)
NL (1) NL7801741A (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5527139A (en) * 1978-08-14 1980-02-27 Daikin Ind Ltd Preparation of tetrafluoroethane
FR2501062A1 (fr) * 1980-12-29 1982-09-10 Ugine Kuhlmann Catalyseurs de fluoruration en phase gazeuse de derives chlores aliphatiques, a base de microbilles d'oxyde de chrome, et procedes de fluoruration utilisant ces catalyseurs
DE3323374A1 (de) * 1983-06-29 1985-01-10 Hoechst Ag, 6230 Frankfurt Katalysatoren fuer fluorierungs- und/oder dismutierungsreaktionen von halogenkohlenwasserstoffen und verfahren zu ihrer herstellung
GB8717595D0 (en) * 1987-07-24 1987-09-03 Ici Plc Chemical process
CA1310335C (en) * 1988-02-12 1992-11-17 Leo E. Manzer Gas-phase fluorination process
JPH0685878B2 (ja) * 1988-04-13 1994-11-02 ダイキン工業株式会社 クロム系フッ素化触媒の賦活方法
EP0357328A1 (en) * 1988-09-01 1990-03-07 E.I. Du Pont De Nemours And Company Purification of 2,2-dichloro -1,1,1-trifluoroethane
IT1230779B (it) * 1989-07-12 1991-10-29 Ausimont Srl Procedimento per preparare 1,1,1,2 tetrafluoroetano.
DE3930507A1 (de) * 1989-09-13 1991-03-21 Hoechst Ag Verfahren zur herstellung von 1,1,1,2-tetrafluorethan
JP3233310B2 (ja) * 1990-03-13 2001-11-26 ダイキン工業株式会社 １，１，１，２−テトラフルオロエタンの製造方法
GB9107087D0 (en) * 1991-04-04 1991-05-22 Ici Plc Purification process
WO1992019576A1 (en) * 1991-05-06 1992-11-12 E.I. Du Pont De Nemours And Company Process for the manufacture of pentafluoroethane
ZA923274B (en) * 1991-05-06 1993-11-08 Du Pont Process for the manufacture of pentafluoroethane
FR2694556B1 (fr) * 1992-08-05 1994-09-23 Atochem Elf Sa Procédé de purification du 1,1,1,2-tétrafluoroéthane.
FR2701943B1 (fr) * 1993-02-24 1995-05-12 Atochem Elf Sa Purification du pentafluoroéthane.
KR960016683B1 (en) * 1993-12-09 1996-12-20 Korea Inst Sci & Tech Method of producing fluorization catalyst for preparing 1,1,1,2-tetrafluoroethane

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999885A (en) * 1959-09-17 1961-09-12 Du Pont Purification of fluorocarbons
FR1369782A (fr) * 1962-09-26 1964-08-14 Allied Chem Fluoruration d'hydrocarbures halogénés à l'aide d'acide fluorhydrique sur un catalyseur d'oxyde de chrome
GB1067811A (en) * 1965-01-01 1967-05-03 Ici Ltd Purification of halothane
CA931978A (en) * 1968-01-24 1973-08-14 Frank J. Christoph, Jr. Process for preparing trichlorotrifluoroethane and dichlorotetrafluoroethane
GB1307224A (en) * 1969-06-27 1973-02-14 Ici Ltd Chromium oxide catalyst
JPS5450376A (en) * 1977-09-27 1979-04-20 Sharp Corp Signal counter

Also Published As

Publication number Publication date
AR216937A1 (es) 1980-02-15
IT1095355B (it) 1985-08-10
ES467081A1 (es) 1979-08-16
GR65299B (en) 1980-08-01
AU518050B2 (en) 1981-09-10
NL7801741A (nl) 1978-08-21
JPS53105404A (en) 1978-09-13
DE2806865A1 (de) 1978-10-05
FR2381006A1 (fr) 1978-09-15
BR7800944A (pt) 1978-10-31
AU3311878A (en) 1979-08-16
IT7820257A0 (it) 1978-02-13

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Legal Events

Date Code Title Description
MKEX Expiry