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
Authority: AU; Australia
Prior art keywords: difluord; chldro; ethlene; impurity; manufacture
Prior art date: 1977-02-17
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 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.)

1977-02-17

Filing date

1978-02-08

Publication date

1981-09-10

1977-02-17 Priority claimed from GB6687/77A external-priority patent/GB1589924A/en

1978-02-08 Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd

1979-08-16 Publication of AU3311878A publication Critical patent/AU3311878A/en

1981-09-10 Application granted granted Critical

1981-09-10 Publication of AU518050B2 publication Critical patent/AU518050B2/en

Status 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
GB3972177		1977-09-23
GBGB39721/77		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 (en)
AR (1)	AR216937A1 (en)
AU (1)	AU518050B2 (en)
BR (1)	BR7800944A (en)
CA (1)	CA1119202A (en)
DE (1)	DE2806865A1 (en)
ES (1)	ES467081A1 (en)
FR (1)	FR2381006A1 (en)
GR (1)	GR65299B (en)
IT (1)	IT1095355B (en)
NL (1)	NL7801741A (en)

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 (en) *	1980-12-29	1982-09-10	Ugine Kuhlmann	GAS PHASE FLUORURIZATION CATALYSTS OF ALIPHATIC CHLORINE DERIVATIVES, BASED ON CHROMIUM OXIDE MICROBALLS, AND FLUORURIZATION METHODS USING THE SAME CATALYSTS
DE3323374A1 (en) *	1983-06-29	1985-01-10	Hoechst Ag, 6230 Frankfurt	CATALYSTS FOR FLUORATION AND / OR DISMUTATION REACTIONS OF HALOGEN HYDROCARBONS AND METHOD FOR THE PRODUCTION THEREOF
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 (en) *	1988-04-13	1994-11-02	ダイキン工業株式会社	Method for activating chromium-based fluorination catalyst
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 (en) *	1989-07-12	1991-10-29	Ausimont Srl	PROCEDURE FOR PREPARING 1,1,1,2 TETRAFLUOROETHANE.
DE3930507A1 (en)	1989-09-13	1991-03-21	Hoechst Ag	METHOD FOR PRODUCING 1,1,1,2-TETRAFLUORETHANE
JP3233310B2 (en) *	1990-03-13	2001-11-26	ダイキン工業株式会社	Method for producing 1,1,1,2-tetrafluoroethane
GB9107087D0 (en) *	1991-04-04	1991-05-22	Ici Plc	Purification process
DE69228242T2 (en) *	1991-05-06	2009-09-10	E.I. Dupont De Nemours And Co., Wilmington	PROCESS FOR PREPARING PENTAFLUOROETHANE
ZA923274B (en) *	1991-05-06	1993-11-08	Du Pont	Process for the manufacture of pentafluoroethane
FR2694556B1 (en) *	1992-08-05	1994-09-23	Atochem Elf Sa	Process for the purification of 1,1,1,2-tetrafluoroethane.
FR2701943B1 (en) *	1993-02-24	1995-05-12	Atochem Elf Sa	Purification of pentafluoroethane.
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 (en) *	1962-09-26	1964-08-14	Allied Chem	Fluoridation of halogenated hydrocarbons using hydrofluoric acid over a chromium oxide catalyst
GB1067811A (en) *	1965-01-01	1967-05-03	Ici Ltd	Purification of halothane
ES362777A1 (en) *	1968-01-24	1971-02-16	Du Pont	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

1978
- 1978-02-08 AU AU33118/78A patent/AU518050B2/en not_active Expired
- 1978-02-13 IT IT20257/78A patent/IT1095355B/en active
- 1978-02-13 GR GR55436A patent/GR65299B/en unknown
- 1978-02-16 BR BR7800944A patent/BR7800944A/en unknown
- 1978-02-16 NL NL7801741A patent/NL7801741A/en not_active Application Discontinuation
- 1978-02-16 AR AR271120A patent/AR216937A1/en active
- 1978-02-17 DE DE19782806865 patent/DE2806865A1/en not_active Withdrawn
- 1978-02-17 ES ES467081A patent/ES467081A1/en not_active Expired
- 1978-02-17 JP JP1669178A patent/JPS53105404A/en active Pending
- 1978-02-17 FR FR7804638A patent/FR2381006A1/en not_active Withdrawn
- 1978-02-17 CA CA000297242A patent/CA1119202A/en not_active Expired

Also Published As

Publication number	Publication date
FR2381006A1 (en)	1978-09-15
DE2806865A1 (en)	1978-10-05
BR7800944A (en)	1978-10-31
IT1095355B (en)	1985-08-10
CA1119202A (en)	1982-03-02
NL7801741A (en)	1978-08-21
ES467081A1 (en)	1979-08-16
AR216937A1 (en)	1980-02-15
IT7820257A0 (en)	1978-02-13
AU3311878A (en)	1979-08-16
GR65299B (en)	1980-08-01
JPS53105404A (en)	1978-09-13

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