DE3874231D1 - Katalysator und verfahren zur herstellung von 1,1,1,2-tetrafluoraethan in der dampfphase. - Google Patents
Katalysator und verfahren zur herstellung von 1,1,1,2-tetrafluoraethan in der dampfphase.Info
- Publication number
- DE3874231D1 DE3874231D1 DE8888305447T DE3874231T DE3874231D1 DE 3874231 D1 DE3874231 D1 DE 3874231D1 DE 8888305447 T DE8888305447 T DE 8888305447T DE 3874231 T DE3874231 T DE 3874231T DE 3874231 D1 DE3874231 D1 DE 3874231D1
- Authority
- DE
- Germany
- Prior art keywords
- tetrafluoraethane
- catalyst
- producing
- steam phase
- steam
- 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 - Fee Related
Links
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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/22—Halogenating
- B01J37/26—Fluorinating
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/06—Halogens; Compounds thereof
- B01J27/08—Halides
- B01J27/12—Fluorides
-
- 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
- C07C17/21—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms with simultaneous increase of the number of halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/062,655 US4792643A (en) | 1987-06-16 | 1987-06-16 | Catalyst and process for 1,1,1,2-tetrafluoroethane by vapor phase reaction |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3874231D1 true DE3874231D1 (de) | 1992-10-08 |
DE3874231T2 DE3874231T2 (de) | 1993-03-18 |
Family
ID=22043945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888305447T Expired - Fee Related DE3874231T2 (de) | 1987-06-16 | 1988-06-15 | Katalysator und verfahren zur herstellung von 1,1,1,2-tetrafluoraethan in der dampfphase. |
Country Status (3)
Country | Link |
---|---|
US (1) | US4792643A (de) |
EP (1) | EP0295885B1 (de) |
DE (1) | DE3874231T2 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5210340A (en) * | 1987-07-30 | 1993-05-11 | Bayer Aktiengesellschaft | Preparation of polyfluorobutenes |
US5094773A (en) * | 1988-08-01 | 1992-03-10 | E. I. Du Pont De Nemours And Company | Azeotropes of HF and process for the separation of HF via azeotropic distillation |
US4937398A (en) * | 1988-12-27 | 1990-06-26 | Allied-Signal Inc. | Process for the preparation of fluorinated alkanes from alkenes |
US5185482A (en) * | 1989-02-03 | 1993-02-09 | E. I. Du Pont De Nemours And Company | Manufacture of 1,1,1,2-tetrafluoroethane |
US4944890A (en) | 1989-05-23 | 1990-07-31 | E. I. Du Pont De Nemours And Company | Compositions and process of using in refrigeration |
IT1230779B (it) * | 1989-07-12 | 1991-10-29 | Ausimont Srl | Procedimento per preparare 1,1,1,2 tetrafluoroetano. |
US5202509A (en) * | 1989-09-01 | 1993-04-13 | Societe Atochem | Catalysts for liquid phase fluorination |
EP0494994B1 (de) | 1989-10-04 | 1997-08-27 | E.I. Du Pont De Nemours And Company | Verfahren zur reinigung von fluorkohlenwasserstoffen |
US5334786A (en) * | 1990-03-13 | 1994-08-02 | Daikin Industries, Ltd. | Process for preparing 1,1,1,2-tetrafluoroethane |
JPH07100671B2 (ja) * | 1990-03-13 | 1995-11-01 | 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 |
AU645063B2 (en) * | 1990-03-13 | 1994-01-06 | Daikin Industries, Ltd. | Process for preparing 1,1,1,2-tetrafluoroethane |
GB9007029D0 (en) * | 1990-03-29 | 1990-05-30 | Ici Plc | Chemical process |
US5180398A (en) * | 1990-12-20 | 1993-01-19 | Johnson & Johnson Medical, Inc. | Cellulose oxidation by a perfluorinated hydrocarbon solution of nitrogen dioxide |
TR25587A (tr) * | 1991-05-16 | 1993-07-01 | Ici Plc | 1,1,1,2-TETRAFLüORETANIN IMALINE MAHSUS ISLEM |
JP2748720B2 (ja) * | 1991-05-23 | 1998-05-13 | ダイキン工業株式会社 | ハロゲン化炭化水素のフッ素化方法 |
US6337299B1 (en) | 1991-05-24 | 2002-01-08 | Daikin Industries Ltd. | Fluorination catalyst and process for fluorinating halogenated hydrocarbon |
US6300531B1 (en) | 1991-05-24 | 2001-10-09 | Daikin Industries, Ltd. | Fluorination catalyst and process for fluorinating halogenated hydrocarbon |
US5334785A (en) * | 1991-10-25 | 1994-08-02 | Allied-Signal Inc. | Process for the manufacture of 1,1,1,2-tetrafluoroethane |
US5258561A (en) * | 1992-11-06 | 1993-11-02 | E. I. Du Pont De Nemours And Company | Catalytic chlorofluorination process for producing CF3 CHClF and CF3 CHF2 |
DE69407870T2 (de) * | 1993-06-18 | 1998-08-27 | Showa Denko Kk | Fluorierungskatalysator und Fluorierungsverfahren |
FR2713634B1 (fr) * | 1993-12-09 | 1996-01-19 | Atochem Elf Sa | Fluoration catalytique d'hydrocarbures halogènes en phase gazeuse. |
JP3520900B2 (ja) | 1997-12-12 | 2004-04-19 | ダイキン工業株式会社 | ペンタフルオロエタンの製造方法、並びにフッ素化用触媒及びその製造方法 |
US6924256B2 (en) | 2002-11-08 | 2005-08-02 | Unilever Home & Personal Care Usa Division Of Conopco, Inc. | Liquid cleansing composition having simultaneous exfoliating and moisturizing properties |
US9862659B2 (en) * | 2008-09-05 | 2018-01-09 | Mexichem Amanco Holding S.A. De C.V. | Catalyst and process using the catalyst |
WO2012052798A1 (en) * | 2010-10-22 | 2012-04-26 | Arkema France | Process for the manufacture of 2-chloro-3,3,3-trifluropropene by gas phase fluorination of pentachloropropane |
CN109317169A (zh) * | 2018-11-20 | 2019-02-12 | 湖北随州双星生物科技有限公司 | 一种用于合成氯乙烯的氧化石墨负载型无汞催化剂及制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2744148A (en) * | 1952-02-04 | 1956-05-01 | Dow Chemical Co | Process for fluorination of haloalkanes using a hydrogen fluoride activated catalyst containing alumina, a metal fluoride and basic aluminum fluoride |
US2885427A (en) * | 1956-11-15 | 1959-05-05 | Dow Chemical Co | Fluorination of trichloroethylene |
GB881003A (en) * | 1958-05-07 | 1961-11-01 | Ici Ltd | Improvements in the manufacture of organic halogen compounds |
US3431067A (en) * | 1965-01-23 | 1969-03-04 | Daikin Ind Ltd | Method of manufacturing a fluorination catalyst |
DE1910529C3 (de) * | 1969-03-01 | 1978-09-28 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur katalytischen Hydrofluorierung von bestimmten gesattigten und ungesättigten halogenierten Kohlenwasserstoffen |
US3752850A (en) * | 1970-12-24 | 1973-08-14 | Hoechst Ag | Fluorination of aliphatic compounds |
JPS5527139A (en) * | 1978-08-14 | 1980-02-27 | Daikin Ind Ltd | Preparation of tetrafluoroethane |
-
1987
- 1987-06-16 US US07/062,655 patent/US4792643A/en not_active Expired - Fee Related
-
1988
- 1988-06-15 DE DE8888305447T patent/DE3874231T2/de not_active Expired - Fee Related
- 1988-06-15 EP EP88305447A patent/EP0295885B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0295885A1 (de) | 1988-12-21 |
US4792643A (en) | 1988-12-20 |
EP0295885B1 (de) | 1992-09-02 |
DE3874231T2 (de) | 1993-03-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |