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DE3676804D1 - Verfahren zur umwandlung eines 1,1,1-trifluoralkans in ein 1,1-difluoralken. - Google Patents

Verfahren zur umwandlung eines 1,1,1-trifluoralkans in ein 1,1-difluoralken.

Info

Publication number
DE3676804D1
DE3676804D1 DE8686115828T DE3676804T DE3676804D1 DE 3676804 D1 DE3676804 D1 DE 3676804D1 DE 8686115828 T DE8686115828 T DE 8686115828T DE 3676804 T DE3676804 T DE 3676804T DE 3676804 D1 DE3676804 D1 DE 3676804D1
Authority
DE
Germany
Prior art keywords
trifluoralkan
difluoralkan
converting
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
Application number
DE8686115828T
Other languages
English (en)
Inventor
Maher Y Elsheikh
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.)
Arkema Inc
Original Assignee
Atochem North America Inc
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
Application filed by Atochem North America Inc filed Critical Atochem North America Inc
Application granted granted Critical
Publication of DE3676804D1 publication Critical patent/DE3676804D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/25Preparation of halogenated hydrocarbons by splitting-off hydrogen halides from halogenated hydrocarbons
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/584Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
DE8686115828T 1986-01-22 1986-11-14 Verfahren zur umwandlung eines 1,1,1-trifluoralkans in ein 1,1-difluoralken. Expired - Fee Related DE3676804D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82131686A 1986-01-22 1986-01-22

Publications (1)

Publication Number Publication Date
DE3676804D1 true DE3676804D1 (de) 1991-02-14

Family

ID=25233067

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686115828T Expired - Fee Related DE3676804D1 (de) 1986-01-22 1986-11-14 Verfahren zur umwandlung eines 1,1,1-trifluoralkans in ein 1,1-difluoralken.

Country Status (3)

Country Link
EP (1) EP0234002B1 (de)
JP (1) JPS62169737A (de)
DE (1) DE3676804D1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4818513A (en) * 1987-12-21 1989-04-04 Ppg Industries, Inc. Separation of hydrogen fluoride from 1,1-difluoroethene
CA2019914C (en) * 1989-07-06 1999-06-08 Maher Yousef Elsheikh Dehydrofluorination and dehydrogenation of fluorinated alkanes
US5177271A (en) * 1992-04-30 1993-01-05 Elf Atochem North America, Inc. Production of vinylidene fluoride
US5639924A (en) 1994-11-29 1997-06-17 Elf Atochem North America, Inc. Process for the production of 1,1,1-trifluoroethane
EP1495801A1 (de) * 1995-06-08 2005-01-12 E.I. du Pont de Nemours and Company Katalytische Herstellung von Vinylfluorid unter Verwendung von Chromoxid
US6369284B1 (en) * 1997-01-31 2002-04-09 E. I. Du Pont De Nemours And Company Catalytic manufacture of pentafluoropropenes
US6124510A (en) * 1998-07-21 2000-09-26 Elf Atochem North America, Inc. 1234ze preparation
US7897823B2 (en) * 2004-10-29 2011-03-01 E. I. Du Pont De Nemours And Company Process for production of azeotrope compositions comprising hydrofluoroolefin and hydrogen fluoride and uses of said azeotrope compositions in separation processes
JP5764291B2 (ja) 2006-07-13 2015-08-19 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーE.I.Du Pont De Nemours And Company テトラフルオロプロペンおよびペンタフルオロプロペンを製造するための触媒製造方法
TW200920721A (en) * 2007-07-13 2009-05-16 Solvay Fluor Gmbh Preparation of halogen and hydrogen containing alkenes over metal fluoride catalysts
JP6673413B2 (ja) * 2018-05-08 2020-03-25 ダイキン工業株式会社 フルオロオレフィンの製造方法
JP6930577B2 (ja) * 2018-12-19 2021-09-01 ダイキン工業株式会社 フルオロエタンの製造方法及びフルオロオレフィンの製造方法
CN113195443A (zh) * 2018-12-19 2021-07-30 大金工业株式会社 氟代乙烷的制造方法和氟代烯烃的制造方法
EP3915968A4 (de) * 2019-01-25 2022-11-16 Daikin Industries, Ltd. Verfahren zur herstellung von fluorethan und verfahren zur herstellung von fluorolefinen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2480560A (en) * 1945-12-06 1949-08-30 Kinetic Chemicals Inc Method for pyrolyzing polyfluoroalkanes
US2745886A (en) * 1955-01-31 1956-05-15 Dow Chemical Co Process for fluorinating aliphatic halohydrocarbons with a chromium fluoride catalyst and process for preparing the catalyst
US3456025A (en) * 1965-12-03 1969-07-15 Phillips Petroleum Co Preparation of difluoroalkenes
DE3009760A1 (de) * 1980-03-14 1981-09-24 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von hochreinen teilfluorierten aethanen

Also Published As

Publication number Publication date
EP0234002A1 (de) 1987-09-02
EP0234002B1 (de) 1991-01-09
JPS62169737A (ja) 1987-07-25

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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