ES2164361T3 - Separacion de fluoruro de hidrogeno a partir de una mezcla azeotropica fluorocarbono/fluoruro de hidrogeno por acido sulfurico. - Google Patents

Separacion de fluoruro de hidrogeno a partir de una mezcla azeotropica fluorocarbono/fluoruro de hidrogeno por acido sulfurico.

Info

Publication number
ES2164361T3
ES2164361T3 ES97933219T ES97933219T ES2164361T3 ES 2164361 T3 ES2164361 T3 ES 2164361T3 ES 97933219 T ES97933219 T ES 97933219T ES 97933219 T ES97933219 T ES 97933219T ES 2164361 T3 ES2164361 T3 ES 2164361T3
Authority
ES
Spain
Prior art keywords
hydrogen
fluoride
separation
sulfuric acid
fluorocarbone
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
ES97933219T
Other languages
English (en)
Inventor
Charles Francis Swain
Rajiv Ratna Singh
Hang Thanh Pham
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.)
Honeywell International Inc
Original Assignee
Honeywell International Inc
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 Honeywell International Inc filed Critical Honeywell International Inc
Application granted granted Critical
Publication of ES2164361T3 publication Critical patent/ES2164361T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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)
  • Gas Separation By Absorption (AREA)

Abstract

EN LA INVENCION SE PRESENTA UN PROCEDIMIENTO PARA LA SEPARACION DEL FLUORURO DE HIDROGENO PRESENTE EN MEZCLAS AZEOTROPICAS DE FLUOROCARBUROS. EL FLUOROCARBURO PREFERENTE EN ESTA INVENCION ES EL 1,1,1,3,3 - PENTAFLUOROPROPANO, TAMBIEN CONOCIDO COMO HFC 245FA. LA SEPARACION SE LLEVA A CABO AÑADIENDO ACIDO SULFURICO A LA MEZCLA MIENTRAS ESTA SE ENCUENTRA BIEN EN ESTADO LIQUIDO O BIEN EN ESTADO GASEOSO.
ES97933219T 1996-07-03 1997-07-02 Separacion de fluoruro de hidrogeno a partir de una mezcla azeotropica fluorocarbono/fluoruro de hidrogeno por acido sulfurico. Expired - Lifetime ES2164361T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/675,032 US5895639A (en) 1996-07-03 1996-07-03 Separation of hydrogen fluoride from a fluorocarbon/hydrogen fluoride azeotropic mixture by sulfuric acid

Publications (1)

Publication Number Publication Date
ES2164361T3 true ES2164361T3 (es) 2002-02-16

Family

ID=24708795

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97933219T Expired - Lifetime ES2164361T3 (es) 1996-07-03 1997-07-02 Separacion de fluoruro de hidrogeno a partir de una mezcla azeotropica fluorocarbono/fluoruro de hidrogeno por acido sulfurico.

Country Status (6)

Country Link
US (1) US5895639A (es)
EP (1) EP0912475B1 (es)
JP (1) JP3361814B2 (es)
DE (1) DE69706687T2 (es)
ES (1) ES2164361T3 (es)
WO (1) WO1998000380A1 (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6755942B1 (en) 1995-08-01 2004-06-29 E. I. Du Pont De Nemours And Company Process for the manufacture of halocarbons and selected compounds and azeotropes with HF
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
US7371363B2 (en) 2003-07-15 2008-05-13 Honeywell International Inc. Methods of purifying hydrogen fluoride
US8766020B2 (en) * 2008-07-31 2014-07-01 Honeywell International Inc. Process for producing 2,3,3,3-tetrafluoropropene
US7560602B2 (en) * 2005-11-03 2009-07-14 Honeywell International Inc. Process for manufacture of fluorinated olefins
US7902410B2 (en) * 2005-11-03 2011-03-08 Honeywell International Inc. Process for the manufacture of fluorinated alkanes
US20070118003A1 (en) * 2005-11-21 2007-05-24 Honeywell International Inc. Method for preparing 1,1,1,3,3-pentafluoropropane
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
US8067650B2 (en) 2006-08-24 2011-11-29 Honeywell International Inc. Process for the production of HFO trans-1234ze from HFC-245fa
US7485760B2 (en) 2006-08-24 2009-02-03 Honeywell International Inc. Integrated HFC trans-1234ze manufacture process
EP4328213A3 (en) 2006-10-27 2024-04-03 Honeywell International Inc. A high purity 2,3,3,3-tetrafluoropropene
JP5136111B2 (ja) * 2008-02-19 2013-02-06 セントラル硝子株式会社 フルオロオレフィンとフッ化水素の分離方法
US8075797B2 (en) * 2009-01-29 2011-12-13 Honeywell International Inc. Azeotrope-like compositions of pentafluoropropane, chlorotrifluoropropene, and hydrogen fluoride
US9309116B2 (en) * 2011-09-26 2016-04-12 Honeywell International Inc. Method for producing high concentration aqueous HF solutions
MA41688A (fr) * 2014-10-16 2017-08-22 Honeywell Int Inc Procédé de séparation de fluorure d'hydrogène de mélanges fluorure d'hydrogène/hydrocarbures halogénés au moyen de liquides ioniques
CN108046214B (zh) * 2018-01-30 2020-07-03 常州安海化工工程技术有限公司 一种氟化氢多相气化分离回收工艺
EP4212500A1 (en) 2018-06-06 2023-07-19 Honeywell International Inc. Method for dehydrochlorination of hcfc-244bb to manufacture hfo-1234yf
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

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA684687A (en) * 1964-04-21 B. Smith Lee Manufacture of halopropane
FR741966A (es) * 1931-09-02 1933-02-23
DE1070152B (de) * 1958-01-06 1959-12-03 Societe Anonyme des Manufactures des Glaces et Produits Chimiques de Saint-Gobain, Chauny S. Cirey, Paris Verfahren zur Herstellung von wasserfreier Fluorwasserstoffsäure aus ihren wässerigen Lösungen
GB1052118A (es) * 1963-03-30
US3872629A (en) * 1970-05-04 1975-03-25 Norton Co Splicing of coated abrasive materials
US3873629A (en) * 1974-01-23 1975-03-25 Du Pont Separation of chlorodifluoromethane and hydrogen
DK0467531T3 (da) * 1990-07-04 1994-10-31 Ici Plc Fremgangsmåde til adskillelse af 1,1,1,2-tetrafluorethan fra blandinger deraf med hydrogenfluorid og/eller 1-chlor-2,2-difluorethylen
GB9018372D0 (en) * 1990-08-21 1990-10-03 Ici Plc Separation process
GB9105407D0 (en) * 1991-03-14 1991-05-01 Ici Plc Separation process
US5196616A (en) * 1991-10-18 1993-03-23 E. I. Du Pont De Nemours And Company Process for separating and recovering fluorocarbons and hydrogen fluoride from mixtures thereof
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.
JP2690200B2 (ja) * 1993-07-29 1997-12-10 アライドシグナル・インコーポレーテッド １，１，１，３，３−ペンタフルオロプロパンの製造方法
US5632966A (en) * 1996-03-07 1997-05-27 Alliedsignal Inc. Process for hydrogen fluoride separation

Also Published As

Publication number Publication date
DE69706687D1 (de) 2001-10-18
DE69706687T2 (de) 2002-06-20
EP0912475A1 (en) 1999-05-06
WO1998000380A1 (en) 1998-01-08
JP2000513723A (ja) 2000-10-17
JP3361814B2 (ja) 2003-01-07
US5895639A (en) 1999-04-20
EP0912475B1 (en) 2001-09-12

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