JPH1067692A5 - - Google Patents

Info

Publication number
JPH1067692A5
JPH1067692A5 JP1997218931A JP21893197A JPH1067692A5 JP H1067692 A5 JPH1067692 A5 JP H1067692A5 JP 1997218931 A JP1997218931 A JP 1997218931A JP 21893197 A JP21893197 A JP 21893197A JP H1067692 A5 JPH1067692 A5 JP H1067692A5
Authority
JP
Japan
Prior art keywords
perfluoroisobutylene
activated carbon
gas stream
cf3ch2cf3
adsorbed
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.)
Granted
Application number
JP1997218931A
Other languages
English (en)
Japanese (ja)
Other versions
JPH1067692A (ja
JP4057103B2 (ja
Filing date
Publication date
Priority claimed from US08/690,923 external-priority patent/US5705719A/en
Application filed filed Critical
Publication of JPH1067692A publication Critical patent/JPH1067692A/ja
Publication of JPH1067692A5 publication Critical patent/JPH1067692A5/ja
Application granted granted Critical
Publication of JP4057103B2 publication Critical patent/JP4057103B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP21893197A 1996-08-01 1997-07-31 ハロゲン化炭化水素流からパーフルオロイソブチレンを選択的に除去する方法 Expired - Fee Related JP4057103B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/690923 1996-08-01
US08/690,923 US5705719A (en) 1996-08-01 1996-08-01 Selective removal of perfluoroisobutylene from streams of halogenated hydrocarbons

Publications (3)

Publication Number Publication Date
JPH1067692A JPH1067692A (ja) 1998-03-10
JPH1067692A5 true JPH1067692A5 (https=) 2005-05-26
JP4057103B2 JP4057103B2 (ja) 2008-03-05

Family

ID=24774511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21893197A Expired - Fee Related JP4057103B2 (ja) 1996-08-01 1997-07-31 ハロゲン化炭化水素流からパーフルオロイソブチレンを選択的に除去する方法

Country Status (4)

Country Link
US (1) US5705719A (https=)
EP (2) EP0822170B1 (https=)
JP (1) JP4057103B2 (https=)
DE (2) DE69712137T2 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6281395B1 (en) 1998-04-03 2001-08-28 E. I. Du Pont De Nemours And Company 1,1,1,2,3,3,3-heptafluoropropane manufacturing process
US20020032356A1 (en) 2000-07-14 2002-03-14 Gelblum Peter Gideon Synthesis of perfluoroolefins
ATE384032T1 (de) 2002-03-01 2008-02-15 Daikin Ind Ltd Verfahren zur herstellung von fluormonomer
JP5556177B2 (ja) * 2007-09-04 2014-07-23 ダイキン工業株式会社 含フッ素化合物の吸着方法と回収方法
GB0918069D0 (en) 2009-10-15 2009-12-02 Ineos Fluor Holdings Ltd Process
CN103073385B (zh) * 2012-12-30 2016-01-20 江苏梅兰化工有限公司 一种吸收降解全氟异丁烯的方法
US12534390B2 (en) 2023-07-14 2026-01-27 Claros Technologies Inc. Methods and systems of nitrate removal in aqueous systems for improved PFAS destruction
US12545601B2 (en) 2023-07-14 2026-02-10 Claros Technologies Inc. Methods and systems of photosensitizer recovery for improved PFAS destruction
US12351498B2 (en) 2023-07-14 2025-07-08 Claros Technologies Inc. Methods and systems of PFAS destruction using UV irradiation at 222 nanometers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696156A (en) * 1970-04-03 1972-10-03 Du Pont Process for purification of fluoroperhalocarbons
DD221088A1 (de) * 1983-09-12 1985-04-17 Univ Schiller Jena Verfahren und anordnung zur entgiftung von f-kohlenstoffhaltigen abgasen
US5300714A (en) * 1990-05-18 1994-04-05 Minnesota Mining And Manufacturing Company Method of purifying saturated fluoroperhalocarbon liquids
GB9107344D0 (en) * 1991-04-08 1991-05-22 Ici Plc Purification process
US5600040A (en) * 1992-07-17 1997-02-04 E. I. Du Pont De Nemours And Company Separation of tetrafluoroethane isomers
US5420368A (en) * 1994-06-29 1995-05-30 E. I. Du Pont De Nemours And Company Production CF3 CH2 CF3 and/or CF3 CH═CF2 by the conversion of fluorinated ethers
US5594159A (en) * 1995-04-13 1997-01-14 E I Du Pont De Nemours And Company Producing CF3 CH2 CF3 and/or CF3 CH═CF2 by the conversion of alpha-hydroperfluoroisobutyric acid compounds

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