DE69308110T2 - Verfahren zur Abtrennung von Fluorwasserstoff aus seinen Mischungen mit Chlorfluorkohlenwasserstoffen 123 und/oder 124 - Google Patents

Verfahren zur Abtrennung von Fluorwasserstoff aus seinen Mischungen mit Chlorfluorkohlenwasserstoffen 123 und/oder 124

Info

Publication number
DE69308110T2
DE69308110T2 DE69308110T DE69308110T DE69308110T2 DE 69308110 T2 DE69308110 T2 DE 69308110T2 DE 69308110 T DE69308110 T DE 69308110T DE 69308110 T DE69308110 T DE 69308110T DE 69308110 T2 DE69308110 T2 DE 69308110T2
Authority
DE
Germany
Prior art keywords
mixtures
separation
chlorofluorocarbons
hydrogen fluoride
phase
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
DE69308110T
Other languages
English (en)
Other versions
DE69308110D1 (de
Inventor
Solinas Giampaolo
Basile Giampiero
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.)
Solvay Specialty Polymers Italy SpA
Original Assignee
Ausimont SpA
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 Ausimont SpA filed Critical Ausimont SpA
Publication of DE69308110D1 publication Critical patent/DE69308110D1/de
Application granted granted Critical
Publication of DE69308110T2 publication Critical patent/DE69308110T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE69308110T 1992-12-10 1993-11-22 Verfahren zur Abtrennung von Fluorwasserstoff aus seinen Mischungen mit Chlorfluorkohlenwasserstoffen 123 und/oder 124 Expired - Fee Related DE69308110T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI922799A IT1256631B (it) 1992-12-10 1992-12-10 Procedimento per la separazione di hf da sue miscele con gli idroclorofluorcarburi 123 e/o 124

Publications (2)

Publication Number Publication Date
DE69308110D1 DE69308110D1 (de) 1997-03-27
DE69308110T2 true DE69308110T2 (de) 1997-08-28

Family

ID=11364424

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69308110T Expired - Fee Related DE69308110T2 (de) 1992-12-10 1993-11-22 Verfahren zur Abtrennung von Fluorwasserstoff aus seinen Mischungen mit Chlorfluorkohlenwasserstoffen 123 und/oder 124

Country Status (9)

Country Link
US (1) US5560899A (de)
EP (1) EP0601373B1 (de)
JP (1) JP3537472B2 (de)
KR (1) KR100303802B1 (de)
AT (1) ATE148875T1 (de)
CA (1) CA2110869C (de)
DE (1) DE69308110T2 (de)
IT (1) IT1256631B (de)
RU (1) RU2117651C1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3163831B2 (ja) * 1993-04-06 2001-05-08 ダイキン工業株式会社 １，１−ジフルオロエタンとフッ化水素の共沸混合物および１，１−ジフルオロエタンまたはフッ化水素の回収方法
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
US5948381A (en) * 1996-07-03 1999-09-07 Alliedsignal Inc. Process for separating fluorocarbon compounds
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
DE69940828D1 (de) 1998-12-18 2009-06-10 Solvay Verfahren zur trennung einer mischung, die mindestlt, und verfahren zur herstellung eines hydrofluoralkans
US6417413B1 (en) 1999-11-03 2002-07-09 Alliedsignal Inc. Process for the preparation of halogenated ethanes
US6423290B1 (en) * 2000-05-31 2002-07-23 International Business Machines Corporation Method for recovering an organic solvent from an acidic waste stream such as in integrated chip manufacturing
JP4511827B2 (ja) 2001-06-01 2010-07-28 ハネウェル・インターナショナル・インコーポレーテッド １，１，１，３，３−ペンタフルオロブタンと弗化水素との共沸混合物様組成物
DE10221113B4 (de) * 2002-05-06 2013-04-04 Fluorchemie Gmbh Frankfurt Verfahren zur Herstellung hochreiner Flusssäure
US7371363B2 (en) * 2003-07-15 2008-05-13 Honeywell International Inc. Methods of purifying hydrogen fluoride
US7803975B2 (en) * 2006-07-13 2010-09-28 E.I. Du Pont De Nemours And Company Process for separating a fluoroolefin from HF by liquid-liquid extraction
BRPI0906014A2 (pt) * 2008-02-21 2015-06-30 Du Pont "processo de separação de uma mistura que compreende hf e hfc-1234yf, processo de separação de hfc-1234yf de uma mistura que compreende fluoreto de hidrogênio e o mencionado hfc-1234yf, processo de separação de fluoreto de hidrogênio de uma mistura que compreende fluoreto de hidrogênio e hfc-1234yf, processo de purificação de hfc-1234yf a partir de uma mistura que compreende hfc-1234yf e hf, processo de purificação de hf a partir de uma mistura que compreende um hfc-1234yf e hf, processo de separação de hfc-1234yf de uma mistura de hfc-1234yf, hf e pelo menos um dentre hfc-245cb ou hfc-245eb e processo de separação de hf de uma mistura que compreende hfc-1234yf, hf e pelo menos um dentre hfc-245cb ou hfc-245eb"
KR101861111B1 (ko) * 2008-02-21 2018-05-28 이 아이 듀폰 디 네모아 앤드 캄파니 3,3,3-트라이플루오로프로펜 및 플루오르화수소를 포함하는 공비 조성물 및 이의 분리방법
KR101937117B1 (ko) * 2008-02-21 2019-01-09 이 아이 듀폰 디 네모아 앤드 캄파니 공비 증류에 의한 플루오르화수소로부터의 1,3,3,3-테트라플루오로프로펜의 분리 방법

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640086A (en) * 1951-12-15 1953-05-26 Du Pont Process for separating hydrogen fluoride from chlorodifluoromethane
US3406099A (en) * 1965-09-16 1968-10-15 Allied Chem Distillation of an azeotropic mixture of cf3cocf3 hf and ccl2fccif2
US3947558A (en) * 1973-08-16 1976-03-30 Dow Chemical (Nederland) B.V. Method of recovering HF from mixtures containing C1 -C3 halocarbon compounds
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
US4382895A (en) * 1979-11-27 1983-05-10 Texaco Inc. Preparation of alkyl sulfonates
FR2505832A1 (fr) * 1981-05-15 1982-11-19 Rhone Poulenc Spec Chim Procede de preparation d'imides n-benzyl substitues
IT1202652B (it) * 1987-03-09 1989-02-09 Ausimont Spa Processo per la preparazione di 1,1,1-trifluoro-2,2-dicloroetano mediante idrofluorurazione in presenza di catalizzatori
US4944846A (en) * 1988-08-01 1990-07-31 E. I. Dupont De Nemours And Company Process for the separation of HF via Azeotropic distillation
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
US5100639A (en) * 1990-03-02 1992-03-31 E. I. Du Pont De Nemours And Company Process for purifying hydrogen fluoride
GB9018372D0 (en) * 1990-08-21 1990-10-03 Ici Plc Separation process

Also Published As

Publication number Publication date
JPH0741302A (ja) 1995-02-10
IT1256631B (it) 1995-12-12
KR100303802B1 (ko) 2002-06-20
EP0601373B1 (de) 1997-02-12
EP0601373A1 (de) 1994-06-15
DE69308110D1 (de) 1997-03-27
US5560899A (en) 1996-10-01
CA2110869A1 (en) 1994-06-11
ITMI922799A1 (it) 1994-06-10
JP3537472B2 (ja) 2004-06-14
KR940014140A (ko) 1994-07-16
RU2117651C1 (ru) 1998-08-20
ITMI922799A0 (it) 1992-12-10
ATE148875T1 (de) 1997-02-15
CA2110869C (en) 2004-10-26

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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