DE69110037T2 - Verfahren zur herstellung von perfluoropolyethern. - Google Patents

Verfahren zur herstellung von perfluoropolyethern.

Info

Publication number
DE69110037T2
DE69110037T2 DE69110037T DE69110037T DE69110037T2 DE 69110037 T2 DE69110037 T2 DE 69110037T2 DE 69110037 T DE69110037 T DE 69110037T DE 69110037 T DE69110037 T DE 69110037T DE 69110037 T2 DE69110037 T2 DE 69110037T2
Authority
DE
Germany
Prior art keywords
perfluoropolyethers
producing
producing perfluoropolyethers
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
DE69110037T
Other languages
English (en)
Other versions
DE69110037D1 (de
Inventor
Hsu-Nan Huang
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE69110037D1 publication Critical patent/DE69110037D1/de
Publication of DE69110037T2 publication Critical patent/DE69110037T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/002—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds
    • C08G65/005—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens
    • C08G65/007—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/20—Processes
    • C25B3/29—Coupling reactions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
DE69110037T 1990-04-09 1991-03-20 Verfahren zur herstellung von perfluoropolyethern. Expired - Fee Related DE69110037T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/509,416 US5084146A (en) 1990-04-09 1990-04-09 Method for preparing perfluoropolyethers
PCT/US1991/001976 WO1991015616A1 (en) 1990-04-09 1991-03-20 Method for preparing perfluoropolyethers

Publications (2)

Publication Number Publication Date
DE69110037D1 DE69110037D1 (de) 1995-06-29
DE69110037T2 true DE69110037T2 (de) 1995-12-07

Family

ID=24026575

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69110037T Expired - Fee Related DE69110037T2 (de) 1990-04-09 1991-03-20 Verfahren zur herstellung von perfluoropolyethern.

Country Status (8)

Country Link
US (1) US5084146A (de)
EP (1) EP0524225B1 (de)
JP (1) JPH05506065A (de)
AU (1) AU7668491A (de)
CA (1) CA2079775A1 (de)
DE (1) DE69110037T2 (de)
ES (1) ES2072609T3 (de)
WO (1) WO1991015616A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4221555A1 (de) * 1992-07-01 1994-01-05 Hoechst Ag Verfahren zur Herstellung von Perfluorpolyethern
WO1994029498A1 (fr) * 1993-06-10 1994-12-22 Daikin Industries, Ltd. Procede de production de 1,4-dihydroperfluorobutane
IT1274591B (it) * 1994-08-05 1997-07-18 Ausimont Spa Processo per la preparazione di poliossiperfluoroalcani idrogeno terminati
US5543055A (en) * 1995-06-06 1996-08-06 Hampshire Chemical Corp. Purifications of flourinated dimethyl ethers
IT1290819B1 (it) * 1997-03-25 1998-12-11 Ausimont Spa Composizioni per rimuovere acqua e/o solventi
IT1317827B1 (it) * 2000-02-11 2003-07-15 Ausimont Spa Composizioni solventi.
US6753301B2 (en) * 2000-07-19 2004-06-22 E. I. Du Pont De Nemours And Company Thermally stable perfluoropolyethers and processes therefor and therewith
US7232932B2 (en) * 2001-07-10 2007-06-19 E. I. Du Pont De Nemours And Company Thermally stable perfluoropolyethers and processes therefor and therewith
US8193397B2 (en) * 2006-12-06 2012-06-05 3M Innovative Properties Company Hydrofluoroether compounds and processes for their preparation and use
US9051656B2 (en) * 2009-07-23 2015-06-09 Ceramatec, Inc. Electrochemical synthesis of aryl-alkyl surfacant precursor
US9957622B2 (en) 2009-07-23 2018-05-01 Field Upgrading Limited Device and method of obtaining diols and other chemicals using decarboxylation
US20110024288A1 (en) * 2009-07-23 2011-02-03 Sai Bhavaraju Decarboxylation cell for production of coupled radical products
US8647492B2 (en) 2009-07-23 2014-02-11 Ceramatec, Inc. Method of producing coupled radical products from biomass
US9206515B2 (en) 2009-07-23 2015-12-08 Ceramatec, Inc. Method of producing coupled radical products via desulfoxylation
US9493882B2 (en) 2010-07-21 2016-11-15 Ceramatec, Inc. Custom ionic liquid electrolytes for electrolytic decarboxylation
EP2601331B1 (de) 2010-08-05 2018-06-20 Field Upgrading Limited Verfahren und vorrichtung zur herstellung von carbonsäure
US8853463B2 (en) 2011-01-25 2014-10-07 Ceramatec, Inc. Decarboxylation of levulinic acid to ketone solvents
KR101915824B1 (ko) 2011-01-25 2018-11-06 필드 업그레이딩 리미티드 바이오매스 유래 화학물질로부터의 연료의 제조
KR20140019399A (ko) * 2011-03-25 2014-02-14 쓰리엠 이노베이티브 프로퍼티즈 컴파니 열 전달 유체로서의 플루오르화 옥시란
EP2964814B1 (de) * 2013-03-08 2020-08-19 Enlighten Innovations Inc. Verfahren zum gewinnen von dienen mit decarboxylierung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1443445A1 (de) * 1962-08-04 1968-11-21 Walter Bloechl Verfahren zur Herstellung von mono- und difunktionellen Fluoralkanderivaten
NL7401510A (de) * 1973-02-09 1974-08-13
US4118398A (en) * 1975-07-15 1978-10-03 Hoechst Aktiengesellschaft Perfluorinated ethers
US4237317A (en) * 1977-07-20 1980-12-02 Asahi Kasei Kogyo Kabushiki Kaisha Process for producing sebacic acid
JPS58103334A (ja) * 1981-12-14 1983-06-20 Tokuyama Soda Co Ltd パ−フルオロポリエ−テル及びその製造方法
EP0302392A3 (de) * 1987-08-03 1989-12-27 Daikin Industries, Limited Polyfluorether
US4788350A (en) * 1987-09-01 1988-11-29 Lagow Richard J Spherical perfluoroethers
US4847427A (en) * 1988-04-13 1989-07-11 E. I. Du Pont De Nemours And Company Process for preparing fluorocarbon polyethers
DE3828848A1 (de) * 1988-08-25 1990-03-01 Hoechst Ag Verfahren zur elektrolytischen decarboxylierung von perfluorcarbonsaeuren oder deren loeslichen salzen und anschliessende dimerisierung der dabei entstehenden radikale

Also Published As

Publication number Publication date
EP0524225B1 (de) 1995-05-24
US5084146A (en) 1992-01-28
WO1991015616A1 (en) 1991-10-17
AU7668491A (en) 1991-10-30
EP0524225A1 (de) 1993-01-27
ES2072609T3 (es) 1995-07-16
JPH05506065A (ja) 1993-09-02
CA2079775A1 (en) 1991-10-10
DE69110037D1 (de) 1995-06-29

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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