DK0417680T3 - Fremgangsmåde til fremstilling af 1,1,1,2-tetrafluorethan - Google Patents

Fremgangsmåde til fremstilling af 1,1,1,2-tetrafluorethan

Info

Publication number: DK0417680T3
Authority: DK; Denmark
Prior art keywords: tetrafluoroethane; preparation
Prior art date: 1989-09-13

Application number

DK90117355.9T

Other languages

English (en)

Inventor

Wolfgang Dr Wanzke

Guenter Dr Siegemund

Wilfried Dr Schmieder

Original Assignee

Hoechst Ag

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.)

1989-09-13

Filing date

1990-09-10

Publication date

1993-04-19

1990-09-10 Application filed by Hoechst Ag filed Critical Hoechst Ag

1993-04-19 Application granted granted Critical

1993-04-19 Publication of DK0417680T3 publication Critical patent/DK0417680T3/da

Links

LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 title 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/26—Chromium
- 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Catalysts (AREA)

DK90117355.9T 1989-09-13 1990-09-10 Fremgangsmåde til fremstilling af 1,1,1,2-tetrafluorethan DK0417680T3 (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE3930507A DE3930507A1 (de)	1989-09-13	1989-09-13	Verfahren zur herstellung von 1,1,1,2-tetrafluorethan

Publications (1)

Publication Number	Publication Date
DK0417680T3 true DK0417680T3 (da)	1993-04-19

Family

ID=6389296

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK90117355.9T DK0417680T3 (da)	1989-09-13	1990-09-10	Fremgangsmåde til fremstilling af 1,1,1,2-tetrafluorethan

Country Status (8)

Country	Link
US (1)	US6288293B1 (da)
EP (1)	EP0417680B1 (da)
JP (1)	JP2813750B2 (da)
BR (1)	BR9004539A (da)
CA (1)	CA2025145C (da)
DE (2)	DE3930507A1 (da)
DK (1)	DK0417680T3 (da)
ES (1)	ES2055254T3 (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DK0513823T3 (da) *	1991-05-17	1996-02-05	Hoechst Ag	Fremgangsmåde til fremstilling af pentafluorethan (R 125)
AU2892292A (en) *	1991-10-25	1993-05-21	Allied-Signal Inc.	Process for the manufacture of 1,1,1,2-tetrafluoroethane
US5334785A (en) *	1991-10-25	1994-08-02	Allied-Signal Inc.	Process for the manufacture of 1,1,1,2-tetrafluoroethane
US5523498A (en)	1992-12-08	1996-06-04	E. I. Du Pont De Nemours And Company	Process for reducing the fluorine content of hydrofluorocarbons and hydrohalofluorocarbons
US5345017A (en) *	1992-12-08	1994-09-06	E. I. Du Pont De Nemours And Company	Process for reducing the fluorine content of halocarbons
FR2700770B1 (fr) *	1993-01-27	1995-03-24	Atochem Elf Sa	Procédé de fabrication du 1,1,1,2-tétrafluoro-2-chloroéthane et du pentafluoroéthane.
US5866730A (en) *	1993-04-02	1999-02-02	E. I. Du Pont De Nemours And Company	Process for enriching 1,2-dichloro-1,1,2,2-tetrafluoroethane from a mixture of dichlorotetrafluoroethane isomers
DE19510024C2 (de) *	1995-03-20	1997-02-06	Hoechst Ag	Verfahren zur Herstellung von Pentafluorethan (R 125)
JPH10113562A (ja) *	1996-04-17	1998-05-06	Ausimont Spa	ハロゲン化炭化水素の弗素化用触媒
US6333440B1 (en)	2000-04-07	2001-12-25	E. I. Du Pont De Nemours And Company	Process for perfluorocyclobutane purification
FR2852007B1 (fr) *	2003-03-07	2007-05-11	Solvay	Procede de fabrication de 1,1,1-trifluoroethane
EP2377611A3 (en)	2004-12-22	2012-01-18	E. I. du Pont de Nemours and Company	Process for producing an olefinic compound by photochemical reactions

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3992325A (en) *	1975-09-25	1976-11-16	E. I. Du Pont De Nemours And Company	γ-CrOOH fluorination catalysts
AU518050B2 (en) *	1977-02-17	1981-09-10	Imperial Chemical Industries Limited	Manufacture of 1,1,1,2-tetrafluoro ethane & method of reducing amount of 1,1,difluord-chldro ethlene impurity
US4158675A (en)	1977-09-23	1979-06-19	Imperial Chemical Industries Limited	Manufacture of halogenated compounds
US4129603A (en)	1978-02-07	1978-12-12	Imperial Chemical Industries Limited	Manufacture of halogenated compounds
JPS5527139A (en)	1978-08-14	1980-02-27	Daikin Ind Ltd	Preparation of tetrafluoroethane
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
JPH0788326B2 (ja) *	1987-11-26	1995-09-27	旭硝子株式会社	１，１−ジクロロ−１，２，２，２−テトラフルオロエタンの製造方法

1989
- 1989-09-13 DE DE3930507A patent/DE3930507A1/de not_active Withdrawn
1990
- 1990-09-10 EP EP90117355A patent/EP0417680B1/de not_active Expired - Lifetime
- 1990-09-10 DE DE9090117355T patent/DE59001006D1/de not_active Expired - Lifetime
- 1990-09-10 DK DK90117355.9T patent/DK0417680T3/da active
- 1990-09-10 ES ES90117355T patent/ES2055254T3/es not_active Expired - Lifetime
- 1990-09-11 JP JP2239129A patent/JP2813750B2/ja not_active Expired - Fee Related
- 1990-09-12 CA CA002025145A patent/CA2025145C/en not_active Expired - Fee Related
- 1990-09-12 BR BR909004539A patent/BR9004539A/pt not_active IP Right Cessation
1993
- 1993-06-21 US US08/080,449 patent/US6288293B1/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
DE59001006D1 (de)	1993-04-15
CA2025145C (en)	2001-04-17
EP0417680B1 (de)	1993-03-10
US6288293B1 (en)	2001-09-11
DE3930507A1 (de)	1991-03-21
JP2813750B2 (ja)	1998-10-22
ES2055254T3 (es)	1994-08-16
CA2025145A1 (en)	1991-03-14
EP0417680A1 (de)	1991-03-20
JPH03109336A (ja)	1991-05-09
BR9004539A (pt)	1991-09-10

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