AU518050B2 - Manufacture of 1,1,1,2-tetrafluoro ethane & method of reducing amount of 1,1,difluord-chldro ethlene impurity - Google Patents

Manufacture of 1,1,1,2-tetrafluoro ethane & method of reducing amount of 1,1,difluord-chldro ethlene impurity

Info

Publication number
AU518050B2
AU518050B2 AU33118/78A AU3311878A AU518050B2 AU 518050 B2 AU518050 B2 AU 518050B2 AU 33118/78 A AU33118/78 A AU 33118/78A AU 3311878 A AU3311878 A AU 3311878A AU 518050 B2 AU518050 B2 AU 518050B2
Authority
AU
Australia
Prior art keywords
difluord
chldro
ethlene
impurity
manufacture
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
AU33118/78A
Other languages
English (en)
Other versions
AU3311878A (en
Inventor
JI. Powell R. L. Potter SE. and Bell S. L Darragh
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
Publication of AU3311878A publication Critical patent/AU3311878A/en
Application granted granted Critical
Publication of AU518050B2 publication Critical patent/AU518050B2/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
AU33118/78A 1977-02-17 1978-02-08 Manufacture of 1,1,1,2-tetrafluoro ethane & method of reducing amount of 1,1,difluord-chldro ethlene impurity Expired AU518050B2 (en)

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
GBGB6687/77 1977-02-17
GBGB39721/77 1977-09-23
GB3972177 1977-09-23

Publications (2)

Publication Number Publication Date
AU3311878A AU3311878A (en) 1979-08-16
AU518050B2 true AU518050B2 (en) 1981-09-10

Family

ID=26240883

Family Applications (1)

Application Number Title Priority Date Filing Date
AU33118/78A Expired AU518050B2 (en) 1977-02-17 1978-02-08 Manufacture of 1,1,1,2-tetrafluoro ethane & method of reducing amount of 1,1,difluord-chldro ethlene impurity

Country Status (11)

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

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
ZA923274B (en) * 1991-05-06 1993-11-08 Du Pont Process for the manufacture of pentafluoroethane
DE69228242T2 (de) * 1991-05-06 2009-09-10 E.I. Dupont De Nemours And Co., Wilmington Verfahren zur herstellung von pentafluorethan
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
ES467081A1 (es) 1979-08-16
AU3311878A (en) 1979-08-16
IT1095355B (it) 1985-08-10
FR2381006A1 (fr) 1978-09-15
IT7820257A0 (it) 1978-02-13
NL7801741A (nl) 1978-08-21
JPS53105404A (en) 1978-09-13
GR65299B (en) 1980-08-01
AR216937A1 (es) 1980-02-15
DE2806865A1 (de) 1978-10-05
BR7800944A (pt) 1978-10-31
CA1119202A (en) 1982-03-02

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