DE69303682D1 - Verfahren zur Abtrennung von Fluorwasserstoff aus seinen Gemischen mit 1,1,1-Trifluor-2-chlorethan - Google Patents

Verfahren zur Abtrennung von Fluorwasserstoff aus seinen Gemischen mit 1,1,1-Trifluor-2-chlorethan

Info

Publication number
DE69303682D1
DE69303682D1 DE69303682T DE69303682T DE69303682D1 DE 69303682 D1 DE69303682 D1 DE 69303682D1 DE 69303682 T DE69303682 T DE 69303682T DE 69303682 T DE69303682 T DE 69303682T DE 69303682 D1 DE69303682 D1 DE 69303682D1
Authority
DE
Germany
Prior art keywords
chloroethane
trifluoro
mixtures
separation
hydrogen fluoride
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 - Lifetime
Application number
DE69303682T
Other languages
English (en)
Other versions
DE69303682T2 (de
Inventor
Jean-Michel Galland
Rene Perdriau
Dominique Rouzies
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 France SA
Original Assignee
Elf Atochem SA
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 Elf Atochem SA filed Critical Elf Atochem SA
Application granted granted Critical
Publication of DE69303682D1 publication Critical patent/DE69303682D1/de
Publication of DE69303682T2 publication Critical patent/DE69303682T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C01B7/195—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C01B7/195—Separation; Purification
    • C01B7/196—Separation; Purification by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69303682T 1992-09-10 1993-08-24 Verfahren zur Abtrennung von Fluorwasserstoff aus seinen Gemischen mit 1,1,1-Trifluor-2-chlorethan Expired - Lifetime DE69303682T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9210811A FR2695386B1 (fr) 1992-09-10 1992-09-10 Procédé de séparation de fluorure d'hydrogène de ses mélanges avec le 1,1,1-trifluoro-2-chloroéthane.

Publications (2)

Publication Number Publication Date
DE69303682D1 true DE69303682D1 (de) 1996-08-22
DE69303682T2 DE69303682T2 (de) 1997-01-23

Family

ID=9433383

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69303682T Expired - Lifetime DE69303682T2 (de) 1992-09-10 1993-08-24 Verfahren zur Abtrennung von Fluorwasserstoff aus seinen Gemischen mit 1,1,1-Trifluor-2-chlorethan

Country Status (7)

Country Link
US (1) US5426254A (de)
EP (1) EP0588676B1 (de)
JP (1) JP2509144B2 (de)
CA (1) CA2104656C (de)
DE (1) DE69303682T2 (de)
ES (1) ES2089757T3 (de)
FR (1) FR2695386B1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5716320A (en) * 1994-10-31 1998-02-10 Buttermore; William J. Illuminated intraocular surgical instrument
JP2933014B2 (ja) * 1996-01-23 1999-08-09 ダイキン工業株式会社 ペンタフルオロプロパンとフッ化水素の共沸混合物およびペンタフルオロプロパンの分離精製方法
US5895639A (en) * 1996-07-03 1999-04-20 Alliedsignal Inc. Separation of hydrogen fluoride from a fluorocarbon/hydrogen fluoride azeotropic mixture by sulfuric acid
US5948381A (en) * 1996-07-03 1999-09-07 Alliedsignal Inc. Process for separating fluorocarbon compounds
CN1122006C (zh) 1996-08-27 2003-09-24 大金工业株式会社 二氟甲烷的制造方法
FR2768717B1 (fr) * 1997-09-24 1999-11-12 Solvay Procede de separation de fluorure d'hydrogene de ses melanges avec un hydrofluoroalcane contenant de 3 a 6 atomes de carbone
ATE221060T1 (de) * 1998-09-10 2002-08-15 Basf Ag Verfahren zur abtrennung von verunreinigungen aus 3-(2 -acetoxy-ethyl)-dihydro-2(3h)furanon
ATE428671T1 (de) 2001-06-01 2009-05-15 Honeywell Int Inc Azeotropähnliche zusammensetzungen aus 1,1,1,3,3- pentafluorbutan und fluorwasserstoff
US7371363B2 (en) * 2003-07-15 2008-05-13 Honeywell International Inc. Methods of purifying hydrogen fluoride
US7608574B2 (en) * 2006-08-17 2009-10-27 Honeywell International Inc. Azeotropic or azeotropic-like compositions of 1,1,1-trifuoroethane and 1-chloro-2,2,2-trifluoroethane

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2414475A1 (fr) * 1978-01-13 1979-08-10 Solvay Procede pour la separation du fluorure d'hydrogene de ses melanges avec le 1-chloro-1, 1-difluorethane
US4911792A (en) * 1988-08-01 1990-03-27 E. I. Du Pont De Nemours And Company Process for the separation of HF via phase separation and distillation
FR2675496B1 (fr) * 1991-04-17 1993-09-03 Atochem Procede de separation du fluorure d'hydrogene de ses melanges avec le 1,1,1-trifluoro-2-chloroethane.
CA2082844A1 (en) * 1991-11-15 1993-05-16 Wolfgang Dukat Process for the separation of a mixture containing hydrogen fluoride and 1-chloro-2,2,2-trifluoroethane

Also Published As

Publication number Publication date
CA2104656A1 (fr) 1994-03-11
US5426254A (en) 1995-06-20
FR2695386B1 (fr) 1994-10-14
DE69303682T2 (de) 1997-01-23
EP0588676B1 (de) 1996-07-17
EP0588676A1 (de) 1994-03-23
JPH06172228A (ja) 1994-06-21
JP2509144B2 (ja) 1996-06-19
ES2089757T3 (es) 1996-10-01
FR2695386A1 (fr) 1994-03-11
CA2104656C (fr) 1997-02-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: PATENTANWAELTE GESTHUYSEN, VON ROHR & EGGERT, 45128