DE69111838D1 - Verfahren zur Herstellung von (Per)-Fluorpolyethern eines kontrollierbaren Molekulargewichts. - Google Patents

Verfahren zur Herstellung von (Per)-Fluorpolyethern eines kontrollierbaren Molekulargewichts.

Info

Publication number
DE69111838D1
DE69111838D1 DE69111838T DE69111838T DE69111838D1 DE 69111838 D1 DE69111838 D1 DE 69111838D1 DE 69111838 T DE69111838 T DE 69111838T DE 69111838 T DE69111838 T DE 69111838T DE 69111838 D1 DE69111838 D1 DE 69111838D1
Authority
DE
Germany
Prior art keywords
fluoropolyethers
per
preparation
molecular weight
controllable molecular
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
DE69111838T
Other languages
English (en)
Other versions
DE69111838T2 (de
Inventor
Giuseppe Dr Marchionni
Guglielmo Dr Gregorio
Patto Ugo Dr De
Mario Padovan
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.)
Solvay Specialty Polymers Italy SpA
Original Assignee
Ausimont SpA
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 Ausimont SpA filed Critical Ausimont SpA
Publication of DE69111838D1 publication Critical patent/DE69111838D1/de
Application granted granted Critical
Publication of DE69111838T2 publication Critical patent/DE69111838T2/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
    • C08G65/02—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
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
    • C07D319/12—1,4-Dioxanes; Hydrogenated 1,4-dioxanes not condensed with other rings
    • 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
    • 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
    • C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying
    • 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
    • C08G65/324—Polymers modified by chemical after-treatment with inorganic compounds containing oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Polyethers (AREA)
DE69111838T 1990-01-31 1991-01-30 Verfahren zur Herstellung von (Per)-Fluorpolyethern eines kontrollierbaren Molekulargewichts. Expired - Fee Related DE69111838T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT01920190A IT1238075B (it) 1990-01-31 1990-01-31 Processo per la preparazione di fluoropolieteri e perfluorolieteri a terminali neutri o funzionali di peso molecolare controllato

Publications (2)

Publication Number Publication Date
DE69111838D1 true DE69111838D1 (de) 1995-09-14
DE69111838T2 DE69111838T2 (de) 1995-12-07

Family

ID=11155748

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69111838T Expired - Fee Related DE69111838T2 (de) 1990-01-31 1991-01-30 Verfahren zur Herstellung von (Per)-Fluorpolyethern eines kontrollierbaren Molekulargewichts.

Country Status (6)

Country Link
US (1) US5164517A (de)
EP (1) EP0440199B1 (de)
JP (1) JP3053883B2 (de)
CN (1) CN1024803C (de)
DE (1) DE69111838T2 (de)
IT (1) IT1238075B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5237108A (en) * 1990-03-06 1993-08-17 Ausimont S.R.L. Perfluoropolyethers and processes for their preparation
IT1252657B (it) * 1991-12-23 1995-06-20 Ausimont Spa Procedimento per la neutralizzazione di perfluoropoliossialchileni
JP2001192546A (ja) * 2000-01-07 2001-07-17 Shin Etsu Chem Co Ltd 硬化性フルオロポリエーテル系ゴム組成物
ITMI20021733A1 (it) * 2002-08-01 2004-02-02 Ausimont S P A Ora Solvay Solexis Spa Processo per la preparazione di perfluoropolieteri acil-fluoruro terminati per riduzione dei corrispondenti perfluoropolieteri perossidici.
WO2013050273A1 (en) 2011-10-03 2013-04-11 Solvay Specialty Polymers Italy S.P.A. Linear (per)fluoropolyethers with -cf(cf3)cof end groups and derivatives thereof
CN106243337B (zh) * 2016-08-27 2018-06-22 合肥普庆新材料科技有限公司 一种用于制备复合uv光固化涂料的功能性全氟聚醚的制备方法
US20230174704A1 (en) * 2020-04-21 2023-06-08 Evonik Operations Gmbh Polyurethane insulating foams and production thereof
CN115364875B (zh) * 2022-10-25 2023-01-13 山东华夏神舟新材料有限公司 一种全氟聚醚封端用催化剂及其制备、再生方法、用途和采用该催化剂封端全氟聚醚的方法

Family Cites Families (16)

* 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
US3250808A (en) * 1963-10-31 1966-05-10 Du Pont Fluorocarbon ethers derived from hexafluoropropylene epoxide
GB1104492A (en) * 1966-03-10 1968-02-28 Ass Elect Ind A relay circuit arrangement
DE1745169B2 (de) * 1967-02-09 1977-04-21 Montecatini Edison S.P.A., Mailand (Italien) Fluorierte lineare polyaether und verfahren zu ihrer herstellung
US3665041A (en) * 1967-04-04 1972-05-23 Montedison Spa Perfluorinated polyethers and process for their preparation
GB1226566A (de) * 1967-04-04 1971-03-31
US3847978A (en) * 1968-07-01 1974-11-12 Montedison Spa Perfluorinated linear polyethers having reactive terminal groups at both ends of the chain and process for the preparation thereof
US4532039A (en) * 1983-03-14 1985-07-30 The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Multi-layer coil assembly coaxially mounted around the rotary axis for preparatory countercurrent chromatography
EP0415462B1 (de) * 1983-12-26 1996-05-08 Daikin Industries, Limited Halogen enthaltendes Polyether
US4647413A (en) * 1983-12-27 1987-03-03 Minnesota Mining And Manufacturing Company Perfluoropolyether oligomers and polymers
CA1263405A (en) * 1984-05-23 1989-11-28 Giantommaso Viola Process for preparing neutral and functional perfluoropolyethers with controlled molecular weight
IT1200385B (it) * 1985-02-13 1989-01-18 Montefluos Spa Fluidi a struttura oxetanica aventi migliorate caratteristiche per applicazioni speicali
US4675452A (en) * 1985-07-18 1987-06-23 Lagow Richard J Perfluorinated polyether fluids
US4760198A (en) * 1985-11-08 1988-07-26 Exfluor Research Corporation 1:1 copolymer of difluoromethylene oxide and tetrafluoroethylene oxide and synthesis
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
IT1201498B (it) * 1985-11-20 1989-02-02 Ausimont Spa Perfluoropolieteri funzionalizzati e procedimento per la loro preparazione

Also Published As

Publication number Publication date
CN1053800A (zh) 1991-08-14
JPH0532774A (ja) 1993-02-09
IT1238075B (it) 1993-07-03
EP0440199B1 (de) 1995-08-09
EP0440199A3 (en) 1992-05-06
IT9019201A1 (it) 1991-08-01
CN1024803C (zh) 1994-06-01
IT9019201A0 (it) 1990-01-31
EP0440199A2 (de) 1991-08-07
DE69111838T2 (de) 1995-12-07
JP3053883B2 (ja) 2000-06-19
US5164517A (en) 1992-11-17

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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