ATE139513T1 - Verfahren zum abtrennen von wasserstoffluoriden aus ihren gemischen mit 1,1,1-trifluoro-2- chlorethan - Google Patents

Verfahren zum abtrennen von wasserstoffluoriden aus ihren gemischen mit 1,1,1-trifluoro-2- chlorethan

Info

Publication number
ATE139513T1
ATE139513T1 AT92401005T AT92401005T ATE139513T1 AT E139513 T1 ATE139513 T1 AT E139513T1 AT 92401005 T AT92401005 T AT 92401005T AT 92401005 T AT92401005 T AT 92401005T AT E139513 T1 ATE139513 T1 AT E139513T1
Authority
AT
Austria
Prior art keywords
trifluoro
mixtures
chlorethane
separating hydrogen
settler
Prior art date
Application number
AT92401005T
Other languages
English (en)
Inventor
Bernard Berthe
Original Assignee
Atochem Elf 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 Atochem Elf Sa filed Critical Atochem Elf Sa
Application granted granted Critical
Publication of ATE139513T1 publication Critical patent/ATE139513T1/de

Links

Classifications

    • 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
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT92401005T 1991-04-17 1992-04-09 Verfahren zum abtrennen von wasserstoffluoriden aus ihren gemischen mit 1,1,1-trifluoro-2- chlorethan ATE139513T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9104736A FR2675496B1 (fr) 1991-04-17 1991-04-17 Procede de separation du fluorure d'hydrogene de ses melanges avec le 1,1,1-trifluoro-2-chloroethane.

Publications (1)

Publication Number Publication Date
ATE139513T1 true ATE139513T1 (de) 1996-07-15

Family

ID=9411958

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92401005T ATE139513T1 (de) 1991-04-17 1992-04-09 Verfahren zum abtrennen von wasserstoffluoriden aus ihren gemischen mit 1,1,1-trifluoro-2- chlorethan

Country Status (9)

Country Link
EP (1) EP0509885B1 (de)
JP (1) JPH06135867A (de)
AT (1) ATE139513T1 (de)
AU (1) AU650333B2 (de)
CA (1) CA2065952A1 (de)
ES (1) ES2088114T3 (de)
FR (1) FR2675496B1 (de)
GR (1) GR3020642T3 (de)
MX (1) MX9201720A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5401430A (en) * 1991-04-15 1995-03-28 Daikin Industries, Ltd. Azeotropic mixture of hydrogen fluoride and 1,1,1-trifluoro-2-chloroethane
JPH05255144A (ja) * 1991-11-15 1993-10-05 Hoechst Ag 弗化水素および１−クロロ−２，２，２−トリフルオロエタンを含有する混合物の分離方法
FR2695386B1 (fr) * 1992-09-10 1994-10-14 Atochem Elf Sa Procédé de séparation de fluorure d'hydrogène de ses mélanges avec le 1,1,1-trifluoro-2-chloroéthane.
GB9305148D0 (en) * 1993-03-12 1993-04-28 Ici Plc Hydrogen fluoride recovery process
US5800795A (en) * 1993-03-12 1998-09-01 Imperial Chemical Industries Plc Hydrogen fluoride recovery process
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
GB9707176D0 (en) * 1997-04-09 1997-05-28 Ici Plc Hydrogen fluoride recovery process
DE69911186T2 (de) * 1998-04-03 2004-07-15 E.I. Du Pont De Nemours And Co., Wilmington Verfahren zur reinigung und verwendung von 2-chloro-1,1,1,2,3,3,3-heptafluorpropan und ihre azeotrope mit hf
EP1068170A2 (de) * 1998-04-03 2001-01-17 E.I. Du Pont De Nemours And Company Verfahren zur reinigung und verwendung von 2,2-dichlor-1,1,1,3,3,3-hexafluorpropan und deren azeotropen mit hf
WO2000069797A1 (en) * 1999-05-18 2000-11-23 Ineos Fluor Holdings Limited Production of 1,1,1,2,3,3,3-heptafluoropropane
JP5439177B2 (ja) * 2006-08-24 2014-03-12 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 共沸蒸留によってフッ化水素からフルオロオレフィンを分離する方法

Family Cites Families (6)

* 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
DE3362972D1 (en) * 1982-06-08 1986-05-22 Pennwalt Corp Anhydrous phase separation for recovering hydrogen fluoride from a fluorination reaction
US4911797A (en) * 1983-06-24 1990-03-27 American Cyanamid Company Contact roller mounting assembly and tensioning mechanism for electroplating fiber
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
US4944846A (en) * 1988-08-01 1990-07-31 E. I. Dupont De Nemours And Company Process for the separation of HF via Azeotropic distillation
JP3175286B2 (ja) * 1991-04-15 2001-06-11 ダイキン工業株式会社 フッ化水素と１，１，１−トリフルオロ−２−クロロエタンの共沸混合物および１，１，１−トリフルオロ−２−クロロエタンの精製方法

Also Published As

Publication number Publication date
EP0509885B1 (de) 1996-06-19
FR2675496B1 (fr) 1993-09-03
EP0509885A3 (de) 1992-12-09
ES2088114T3 (es) 1996-08-01
CA2065952A1 (fr) 1992-10-18
GR3020642T3 (en) 1996-10-31
EP0509885A2 (de) 1992-10-21
AU650333B2 (en) 1994-06-16
FR2675496A1 (fr) 1992-10-23
AU1497192A (en) 1992-10-22
JPH06135867A (ja) 1994-05-17
MX9201720A (es) 1992-10-01

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