DE69702961D1 - Herstellung von 1,1-difluorethan - Google Patents

Herstellung von 1,1-difluorethan

Info

Publication number
DE69702961D1
DE69702961D1 DE69702961T DE69702961T DE69702961D1 DE 69702961 D1 DE69702961 D1 DE 69702961D1 DE 69702961 T DE69702961 T DE 69702961T DE 69702961 T DE69702961 T DE 69702961T DE 69702961 D1 DE69702961 D1 DE 69702961D1
Authority
DE
Germany
Prior art keywords
difluorethane
production
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
DE69702961T
Other languages
English (en)
Other versions
DE69702961T2 (de
Inventor
Joseph Nappa
Robert Williams
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 US08/583,331 external-priority patent/US5866728A/en
Priority claimed from US08/778,440 external-priority patent/US5866729A/en
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE69702961D1 publication Critical patent/DE69702961D1/de
Application granted granted Critical
Publication of DE69702961T2 publication Critical patent/DE69702961T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69702961T 1996-01-05 1997-01-03 Herstellung von 1,1-difluorethan Expired - Fee Related DE69702961T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/583,331 US5866728A (en) 1996-01-05 1996-01-05 Use of alkali metal halides in the manufacture of 1, 1-difluoroethane
US59774596A 1996-02-07 1996-02-07
US08/778,440 US5866729A (en) 1997-01-02 1997-01-02 Manufacture of 1, 1-difluoroethane
PCT/US1997/000287 WO1997025300A1 (en) 1996-01-05 1997-01-03 Manufacture of 1,1-difluoroethane

Publications (2)

Publication Number Publication Date
DE69702961D1 true DE69702961D1 (de) 2000-10-05
DE69702961T2 DE69702961T2 (de) 2001-04-19

Family

ID=27416400

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69702961T Expired - Fee Related DE69702961T2 (de) 1996-01-05 1997-01-03 Herstellung von 1,1-difluorethan

Country Status (6)

Country Link
EP (1) EP0874794B1 (de)
JP (1) JP3839490B2 (de)
CN (1) CN1099401C (de)
DE (1) DE69702961T2 (de)
RU (1) RU2187488C2 (de)
WO (1) WO1997025300A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2771737B1 (fr) * 1997-12-01 2000-02-04 Solvay Procedes de production et d'epuration de 1,1-difluoroethane et produit ainsi obtenu
CN106916136B (zh) * 2017-03-01 2019-06-14 山东永浩新材料科技有限公司 一种氟代碳酸乙烯酯的合成方法
CN109734550B (zh) * 2019-02-25 2023-06-30 内蒙古永和氟化工有限公司 一种1,1-二氟乙烷的制备方法
CN111905779B (zh) * 2020-08-27 2022-11-11 浙江工业大学 一种多元金属氟化物复合型催化剂及其制备方法和应用
CN112608216B (zh) 2020-11-23 2022-01-21 浙江衢化氟化学有限公司 一种联产1,1-二氟乙烷和氯乙烯的方法
CN117643840B (zh) * 2023-10-27 2024-09-13 江西理文化工有限公司 一种用于连续生产1,1-二氟乙烷的装置和生产方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2636941B1 (fr) * 1988-09-26 1991-02-01 Solvay Procede pour la fabrication d'hydrocarbure fluore
CN1037600C (zh) * 1992-01-15 1998-03-04 浙江省化工研究院 1，1-二氟乙烷的改进分离提纯方法
US5208395A (en) * 1992-04-06 1993-05-04 Elf Atochem North America, Inc. Manufacture of hydrofluorocarbons
BE1007393A3 (fr) * 1993-08-04 1995-06-06 Solvay Procede pour la preparation de 1-chloro-1-fluoroethane et/ou de 1,1-difluoroethane.

Also Published As

Publication number Publication date
RU2187488C2 (ru) 2002-08-20
JP3839490B2 (ja) 2006-11-01
CN1212678A (zh) 1999-03-31
DE69702961T2 (de) 2001-04-19
EP0874794B1 (de) 2000-08-30
EP0874794A1 (de) 1998-11-04
WO1997025300A1 (en) 1997-07-17
CN1099401C (zh) 2003-01-22
JP2000503299A (ja) 2000-03-21

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DE69702961D1 (de) Herstellung von 1,1-difluorethan

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee