DE68918622D1 - Verfahren für die Herstellung von Fluorcarbonpolyäthern. - Google Patents

Verfahren für die Herstellung von Fluorcarbonpolyäthern.

Info

Publication number
DE68918622D1
DE68918622D1 DE68918622T DE68918622T DE68918622D1 DE 68918622 D1 DE68918622 D1 DE 68918622D1 DE 68918622 T DE68918622 T DE 68918622T DE 68918622 T DE68918622 T DE 68918622T DE 68918622 D1 DE68918622 D1 DE 68918622D1
Authority
DE
Germany
Prior art keywords
preparation
polyethers
fluorocarbon polyethers
fluorocarbon
neutralizing
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
DE68918622T
Other languages
English (en)
Other versions
DE68918622T2 (de
Inventor
Mario Joseph Nappa
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 DE68918622D1 publication Critical patent/DE68918622D1/de
Publication of DE68918622T2 publication Critical patent/DE68918622T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/22—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of halogens; by substitution of halogen atoms by other halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
    • C07C43/04—Saturated ethers
    • C07C43/12—Saturated ethers containing halogen
    • C07C43/126—Saturated ethers containing halogen having more than one ether bond
    • 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
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
    • C08G65/22—Cyclic ethers having at least one atom other than carbon and hydrogen outside the ring
    • C08G65/223—Cyclic ethers having at least one atom other than carbon and hydrogen outside the ring containing halogens
    • C08G65/226—Cyclic ethers having at least one atom other than carbon and hydrogen outside the ring containing halogens containing fluorine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyethers (AREA)
DE68918622T 1988-04-13 1989-04-12 Verfahren für die Herstellung von Fluorcarbonpolyäthern. Expired - Fee Related DE68918622T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/181,044 US4847427A (en) 1988-04-13 1988-04-13 Process for preparing fluorocarbon polyethers

Publications (2)

Publication Number Publication Date
DE68918622D1 true DE68918622D1 (de) 1994-11-10
DE68918622T2 DE68918622T2 (de) 1995-05-04

Family

ID=22662672

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68918622T Expired - Fee Related DE68918622T2 (de) 1988-04-13 1989-04-12 Verfahren für die Herstellung von Fluorcarbonpolyäthern.

Country Status (5)

Country Link
US (1) US4847427A (de)
EP (1) EP0337743B1 (de)
JP (1) JPH0249027A (de)
AT (1) ATE112578T1 (de)
DE (1) DE68918622T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5300683A (en) * 1988-09-28 1994-04-05 Exfluor Research Corporation Fluorination of acetals, ketals and orthoesters
US5053536A (en) * 1988-09-28 1991-10-01 Exfluor Research Corporation Fluorination of acetals, ketals and orthoesters
US5506309A (en) * 1988-09-28 1996-04-09 Exfluor Research Corporation Perfluorinates polyethers
US5202480A (en) * 1988-09-28 1993-04-13 Exfluor Research Corporation Fluorination of acetals, ketals and orthoesters
US5539059A (en) * 1988-09-28 1996-07-23 Exfluor Research Corporation Perfluorinated polyethers
US4996371A (en) * 1990-01-16 1991-02-26 Boc, Inc. Method for fluorodecarboxylation
DE4006491A1 (de) * 1990-03-02 1991-09-05 Hoechst Ag Verfahren zur herstellung von perfluorierten ethern
US5084146A (en) * 1990-04-09 1992-01-28 E. I. Du Pont De Nemours And Company Method for preparing perfluoropolyethers
US5208373A (en) * 1991-02-14 1993-05-04 Hoechst Aktiengesellschaft Process for the preparation of perfluoropolyetheracyl fluorides
IT1252657B (it) * 1991-12-23 1995-06-20 Ausimont Spa Procedimento per la neutralizzazione di perfluoropoliossialchileni
US5807977A (en) 1992-07-10 1998-09-15 Aerojet General Corporation Polymers and prepolymers from mono-substituted fluorinated oxetane monomers
US5488142A (en) * 1993-10-04 1996-01-30 Minnesota Mining And Manufacturing Company Fluorination in tubular reactor system
US5476974A (en) * 1994-05-20 1995-12-19 Minnesota Mining And Manufacturing Company Omega-hydrofluoroalkyl ethers, precursor carboxylic acids and derivatives thereof, and their preparation and application
US5658962A (en) 1994-05-20 1997-08-19 Minnesota Mining And Manufacturing Company Omega-hydrofluoroalkyl ethers, precursor carboxylic acids and derivatives thereof, and their preparation and application
US5543200A (en) * 1994-12-19 1996-08-06 Gencorp Inc. Abrasion-resistant article coated with a coating compositions based on fluorinated monohydric alcohol
JP2003524684A (ja) * 1999-07-16 2003-08-19 アエロジェット ジェネラル コーポレイション ビス置換オキセタンモノマーを基剤としたアモルファスポリエーテルグリコール
US6245949B1 (en) 2000-06-01 2001-06-12 Abbott Laboratories Synthetic method for the fluoromethylation of alcohols
US6271422B1 (en) * 2000-06-01 2001-08-07 Abbott Laboratories Method for fluoromethylation of alcohols via halogenative decarboxylation
US6303831B1 (en) 2000-06-01 2001-10-16 Abbott Laboratories Synthetic method for fluoromethylation of halogenated alcohols
JP4940677B2 (ja) * 2006-02-01 2012-05-30 ユニマテック株式会社 パーフルオロポリエーテルカルボン酸フロライドの製造法
KR101041601B1 (ko) * 2007-10-25 2011-06-15 한국화학연구원 퍼플루오로폴리에테르의 중화방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3242218A (en) * 1961-03-29 1966-03-22 Du Pont Process for preparing fluorocarbon polyethers
US3399179A (en) * 1963-01-03 1968-08-27 Aerojet General Co Decarboxylation of organic carboxylic acids and acid salts with fluorine to form organic fluorine compounds
DE2451493C2 (de) * 1974-10-30 1982-06-24 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von perfluorierten Äthern
CA1263405A (en) * 1984-05-23 1989-11-28 Giantommaso Viola Process for preparing neutral and functional perfluoropolyethers with controlled molecular weight
US4631933A (en) * 1984-10-12 1986-12-30 Minnesota Mining And Manufacturing Company Stitch-bonded thermal insulating fabrics
US4664766A (en) * 1985-02-13 1987-05-12 Montedison S.P.A. Photochemical process for neutralizing perfluoropolyethers
US4788257A (en) * 1985-11-19 1988-11-29 Montedison S.P.A. Process for preparing regulated molecular weight perfluoro-polyethers having neutral and functional end groups

Also Published As

Publication number Publication date
EP0337743B1 (de) 1994-10-05
ATE112578T1 (de) 1994-10-15
JPH0249027A (ja) 1990-02-19
DE68918622T2 (de) 1995-05-04
EP0337743A2 (de) 1989-10-18
EP0337743A3 (en) 1990-07-04
US4847427A (en) 1989-07-11

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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