IT1064930B - Procedimento per preparare oligomeri di perfluoroeteri - Google Patents

Procedimento per preparare oligomeri di perfluoroeteri

Info

Publication number
IT1064930B
IT1064930B IT25504/76A IT2550476A IT1064930B IT 1064930 B IT1064930 B IT 1064930B IT 25504/76 A IT25504/76 A IT 25504/76A IT 2550476 A IT2550476 A IT 2550476A IT 1064930 B IT1064930 B IT 1064930B
Authority
IT
Italy
Prior art keywords
perfluoroether
oligomers
preparing
procedure
preparing perfluoroether
Prior art date
Application number
IT25504/76A
Other languages
English (en)
Original Assignee
Lagow Richard J
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 Lagow Richard J filed Critical Lagow Richard J
Application granted granted Critical
Publication of IT1064930B publication Critical patent/IT1064930B/it

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
    • C08G65/02—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
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/321—Polymers modified by chemical after-treatment with inorganic compounds
    • C08G65/323—Polymers modified by chemical after-treatment with inorganic compounds containing halogens
    • C08G65/3233—Molecular halogen
    • C08G65/3236—Fluorine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyethers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Lubricants (AREA)
IT25504/76A 1975-07-21 1976-07-20 Procedimento per preparare oligomeri di perfluoroeteri IT1064930B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/597,937 US4113772A (en) 1975-07-21 1975-07-21 Method for producing perfluoroether oligomers having terminal carboxylic acid groups

Publications (1)

Publication Number Publication Date
IT1064930B true IT1064930B (it) 1985-02-25

Family

ID=24393556

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25504/76A IT1064930B (it) 1975-07-21 1976-07-20 Procedimento per preparare oligomeri di perfluoroeteri

Country Status (6)

Country Link
US (1) US4113772A (it)
JP (1) JPS5224298A (it)
CA (1) CA1069929A (it)
DE (1) DE2632837A1 (it)
GB (1) GB1530666A (it)
IT (1) IT1064930B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4523039A (en) * 1980-04-11 1985-06-11 The University Of Texas Method for forming perfluorocarbon ethers
US5132455A (en) * 1982-03-31 1992-07-21 Exfluor Research Corporation Method for synthesizing perfluorinated ether compounds via polyesters
US4570004A (en) * 1984-04-06 1986-02-11 The Board Of Regents, University Of Texas System Perfluoro crown ethers
CA1263405A (en) * 1984-05-23 1989-11-28 Giantommaso Viola Process for preparing neutral and functional perfluoropolyethers with controlled molecular weight
US4675452A (en) * 1985-07-18 1987-06-23 Lagow Richard J Perfluorinated polyether fluids
US4755567A (en) * 1985-11-08 1988-07-05 Exfluor Research Corporation Perfluorination of ethers in the presence of hydrogen fluoride scavengers
US4760198A (en) * 1985-11-08 1988-07-26 Exfluor Research Corporation 1:1 copolymer of difluoromethylene oxide and tetrafluoroethylene oxide and synthesis
GB8612983D0 (en) * 1986-05-28 1986-07-02 Chambers R D Polyether compounds
US5190681A (en) * 1988-04-13 1993-03-02 Ausimont S.R.L. Antirust additives for lubricants or greases based on perfluoropolyethers
IT1218217B (it) * 1988-04-13 1990-04-12 Ausimont Spa Additivi antirust per lubaificanti o grassi a base di perfluoropolieteri
IT1228655B (it) * 1989-02-09 1991-06-27 Ausimont Srl Perfluoropolieteri aventi proprieta' antirust utili quali componenti o additivi di olii e grassi lubrificanti.
US5097067A (en) * 1989-11-30 1992-03-17 Ciba-Geigy Corporation Carboxy acids derived from heteroatom containing 3,3-bis-perfluoroalkyl oxetanes
US5488142A (en) * 1993-10-04 1996-01-30 Minnesota Mining And Manufacturing Company Fluorination in tubular reactor system
US8513471B2 (en) * 2007-10-05 2013-08-20 Solvay Solexis S.P.A. Process for the manufacture of polyol perfluoropolyether derivative
JP5507666B2 (ja) 2009-04-06 2014-05-28 ソルヴェイ・スペシャルティ・ポリマーズ・イタリー・エッセ・ピ・ア 官能性ｐｆｐｅ誘導体の製造方法
US20120107614A1 (en) * 2010-10-29 2012-05-03 Yigal Dov Blum Method of coating a substrate surface, and coated substrates prepared thereby
US9382496B1 (en) 2013-12-19 2016-07-05 Western Digital Technologies, Inc. Lubricants with high thermal stability for heat-assisted magnetic recording

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3250806A (en) * 1962-04-05 1966-05-10 Du Pont Fluorocarbon ethers of tetrafluoroethylene epoxide
US3250807A (en) * 1963-08-23 1966-05-10 Du Pont Dicarboxylic acids of fluorocarbon ethers and fluorides, esters, amides and salts thereof
JPS507054A (it) * 1973-05-22 1975-01-24

Also Published As

Publication number Publication date
CA1069929A (en) 1980-01-15
GB1530666A (en) 1978-11-01
JPS5744697B2 (it) 1982-09-22
DE2632837C2 (it) 1987-06-11
DE2632837A1 (de) 1977-02-03
US4113772A (en) 1978-09-12
JPS5224298A (en) 1977-02-23

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