ATE91277T1 - Verfahren zur abtrennung von fluorwasserstoff, 1,1-dichlor-1-fluorethan und 1-chlor-1,1difluorethan aus deren mischungen. - Google Patents

Verfahren zur abtrennung von fluorwasserstoff, 1,1-dichlor-1-fluorethan und 1-chlor-1,1difluorethan aus deren mischungen.

Info

Publication number
ATE91277T1
ATE91277T1 AT90106409T AT90106409T ATE91277T1 AT E91277 T1 ATE91277 T1 AT E91277T1 AT 90106409 T AT90106409 T AT 90106409T AT 90106409 T AT90106409 T AT 90106409T AT E91277 T1 ATE91277 T1 AT E91277T1
Authority
AT
Austria
Prior art keywords
fluoroethane
dichloro
chloro
hydrogen fluoride
mixtures
Prior art date
Application number
AT90106409T
Other languages
English (en)
Inventor
John Aloysius Wismer
Original Assignee
Atochem North America
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 filed Critical Atochem North America
Application granted granted Critical
Publication of ATE91277T1 publication Critical patent/ATE91277T1/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/38Separation; Purification; Stabilisation; Use of additives
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00Halogens; Halogen acids
    • C01B7/19Fluorine; Hydrogen fluoride
    • C01B7/191Hydrogen fluoride
    • C01B7/195Separation; Purification
    • C01B7/196Separation; Purification by distillation
    • 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00Distillation: processes, separatory
    • Y10S203/90Particular type of heating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
AT90106409T 1989-05-04 1990-04-04 Verfahren zur abtrennung von fluorwasserstoff, 1,1-dichlor-1-fluorethan und 1-chlor-1,1difluorethan aus deren mischungen. ATE91277T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/347,606 US4975156A (en) 1989-05-04 1989-05-04 Process for the separation of hydrogen fluoride, 1,1-dichloro-1-fluoroethane and 1-chloro-1,1-difluoroethane from liquid mixtures thereof
EP90106409A EP0395898B1 (de) 1989-05-04 1990-04-04 Verfahren zur Abtrennung von Fluorwasserstoff, 1,1-Dichlor-1-fluorethan und 1-Chlor-1,1-difluorethan aus deren Mischungen

Publications (1)

Publication Number Publication Date
ATE91277T1 true ATE91277T1 (de) 1993-07-15

Family

ID=23364444

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90106409T ATE91277T1 (de) 1989-05-04 1990-04-04 Verfahren zur abtrennung von fluorwasserstoff, 1,1-dichlor-1-fluorethan und 1-chlor-1,1difluorethan aus deren mischungen.

Country Status (7)

Country Link
US (1) US4975156A (de)
EP (1) EP0395898B1 (de)
JP (1) JPH02295938A (de)
AT (1) ATE91277T1 (de)
CA (1) CA2013822A1 (de)
DE (1) DE69002123D1 (de)
ES (1) ES2042120T3 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5087329A (en) * 1991-05-16 1992-02-11 E. I. Du Pont De Nemours And Company Process for separating pentafluoroethane from a mixture of halogenated hydrocarbons containing chloropentafluoroethane
JP2661441B2 (ja) * 1991-11-27 1997-10-08 ダイキン工業株式会社 1,1,1−トリフルオロ−2−クロロエタンおよび/または1,1,1,2−テトラフルオロエタンの製法
US6676809B1 (en) 1992-02-07 2004-01-13 Daikin Industries Ltd. Process for removal of hydrogen fluoride
FR2689503B1 (fr) * 1992-04-03 1994-06-10 Solvay Procede d'epuration d'un hydrofluoroalcane.
CA2111007C (en) * 1992-04-13 2004-08-03 Takehide Tsuda Process for removal of hydrogen fluoride
FR2689885B1 (fr) * 1992-04-14 1994-10-21 Atochem North America Elf Procédé pour inhiber la décomposition du 1,1-dichloro-1-fluoréthane.
TW227550B (de) * 1992-08-05 1994-08-01 Showa Denko Kk
TW228512B (de) * 1992-08-10 1994-08-21 Showa Denko Kk
US5336816A (en) * 1992-12-17 1994-08-09 Laroche Chemicals, Inc. Method for preparing 1,1-dichloro-1-fluoroethane
DE69417024T2 (de) * 1993-04-30 1999-11-04 E.I. Du Pont De Nemours And Co., Wilmington AZEOTROPE UND AZEOTROPARTIGE ZUSAMMENSETZUNGEN UND VERFAHREN ZUR TRENNUNG VON HCl UND HALOGENKOHLENWASSERSTOFFEN
US5656137A (en) * 1994-03-25 1997-08-12 Elf Atochem North America, Inc. F141B crude stabilization
GB2297380A (en) * 1995-01-30 1996-07-31 Grace W R & Co Analysing chloride content of a liquid
WO2002098528A1 (en) * 2001-06-01 2002-12-12 Honeywell International, Inc. Azeotrope-like compositions of pentafluorobutane
JP4689084B2 (ja) * 2001-06-13 2011-05-25 新オオツカ株式会社 溶剤分離装置
RU2265007C1 (ru) * 2004-05-31 2005-11-27 Орлов Александр Павлович Способ выделения 1-фтор-1,1-дихлорэтана, 1,1-дифтор-1-хлорэтана, 1,1,1-трифторэтана и хлористого водорода из газов синтеза
KR20200039844A (ko) * 2008-02-21 2020-04-16 더 케무어스 컴퍼니 에프씨, 엘엘씨 공비 증류에 의한 플루오르화수소로부터의 1,3,3,3-테트라플루오로프로펜의 분리 방법
CN101952230B (zh) * 2008-02-21 2015-07-22 纳幕尔杜邦公司 通过共沸蒸馏使2,3,3,3-四氟丙烯与氟化氢分离的方法
CN111099961A (zh) * 2018-10-26 2020-05-05 中昊晨光化工研究院有限公司 一种二氟乙烷和二氟一氯乙烷生产合用的精馏方法及系统
JP6904374B2 (ja) * 2019-03-28 2021-07-14 ダイキン工業株式会社 1,1,2−トリクロロエタン、トランス−1,2−ジクロロエチレン又はシス−1,2−ジクロロエチレンと、フッ化水素とを含む共沸又は共沸様組成物
WO2020209329A1 (ja) * 2019-04-10 2020-10-15 ダイキン工業株式会社 1,1,2-トリフルオロエタン、1-クロロ-2,2-ジフルオロエタン又は1,2-ジクロロ-1-フルオロエタンと、フッ化水素とを含む共沸又は共沸様組成物

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2549609A (en) * 1944-10-27 1951-04-17 Kenneth C Johnson Separation of fluorinated hydrocarbons by distillation with hydrogen fluoride
US2478362A (en) * 1948-06-15 1949-08-09 Kinetic Chemicals Inc Distillation process for separating products of perchloro-ethylene fluorination
JPS505681B1 (de) * 1970-07-28 1975-03-06
JPS4832449A (de) * 1971-08-31 1973-04-28
US3947558A (en) * 1973-08-16 1976-03-30 Dow Chemical (Nederland) B.V. Method of recovering HF from mixtures containing C1 -C3 halocarbon compounds
JPS5946211B2 (ja) * 1975-12-29 1984-11-10 ダイキン工業株式会社 1− クロロ −1,1− ジフルオロエタンマタハ / オヨビ 1,1,1− トリフルオロエタンオセイゾウスルホウホウ
LU75857A1 (de) * 1976-09-22 1978-05-12
US4199409A (en) * 1977-02-22 1980-04-22 Phillips Petroleum Company Recovery of HF from an alkylation unit acid stream containing acid soluble oil
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
FR2617475B1 (fr) * 1987-07-03 1989-12-01 Atochem Synthese du chloro-1 difluoro-1,1 ethane

Also Published As

Publication number Publication date
JPH02295938A (ja) 1990-12-06
EP0395898A1 (de) 1990-11-07
ES2042120T3 (es) 1993-12-01
US4975156A (en) 1990-12-04
CA2013822A1 (en) 1990-11-04
DE69002123D1 (de) 1993-08-12
EP0395898B1 (de) 1993-07-07

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