DE69707215T2 - Verfahren zur Herstellung von Perfluoropolyethern - Google Patents

Verfahren zur Herstellung von Perfluoropolyethern

Info

Publication number
DE69707215T2
DE69707215T2 DE69707215T DE69707215T DE69707215T2 DE 69707215 T2 DE69707215 T2 DE 69707215T2 DE 69707215 T DE69707215 T DE 69707215T DE 69707215 T DE69707215 T DE 69707215T DE 69707215 T2 DE69707215 T2 DE 69707215T2
Authority
DE
Germany
Prior art keywords
units
solvent
process according
separation process
stationary phase
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 - Lifetime
Application number
DE69707215T
Other languages
German (de)
English (en)
Other versions
DE69707215D1 (de
Inventor
Carlo Pogliani
Claudio Tonelli
Stefano Turri
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 DE69707215D1 publication Critical patent/DE69707215D1/de
Application granted granted Critical
Publication of DE69707215T2 publication Critical patent/DE69707215T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C08G65/30—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
    • C08G65/002—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyethers (AREA)
DE69707215T 1996-08-02 1997-07-24 Verfahren zur Herstellung von Perfluoropolyethern Expired - Lifetime DE69707215T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI001672A IT1283646B1 (it) 1996-08-02 1996-08-02 Processo di preparazione di perfluoropolieteri

Publications (2)

Publication Number Publication Date
DE69707215D1 DE69707215D1 (de) 2001-11-15
DE69707215T2 true DE69707215T2 (de) 2002-06-27

Family

ID=11374749

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69707215T Expired - Lifetime DE69707215T2 (de) 1996-08-02 1997-07-24 Verfahren zur Herstellung von Perfluoropolyethern

Country Status (6)

Country Link
US (1) US5910614A (enExample)
EP (1) EP0822216B1 (enExample)
JP (1) JP4347429B2 (enExample)
CA (1) CA2212070C (enExample)
DE (1) DE69707215T2 (enExample)
IT (1) IT1283646B1 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1290462B1 (it) * 1997-04-08 1998-12-03 Ausimont Spa Polimeri idrogenati modificati
DE69915151T2 (de) * 1998-04-01 2005-02-24 Shin-Etsu Chemical Co., Ltd. Polymere aus Hexafluoropropylenoxid, ihre Herstellung und Verwendung
TWI295299B (en) * 2002-10-18 2008-04-01 Asahi Glass Co Ltd Perfluoropolyether derivatives
US7038068B2 (en) * 2004-03-16 2006-05-02 Hitachi Global Storage Technologies Netherlands B.V. Method for liquid/liquid extraction of molecular weight fractions of perfluorinated polyethers
ITMI20041370A1 (it) * 2004-07-09 2004-10-09 Solvay Solexis Spa Separazione di perfluioropolirteri -pepe-bifunzionali a termninazione-ch20h dalle loro miscele con pepe monofunzionali-ch2oh
US9345806B2 (en) * 2006-06-08 2016-05-24 Solvay Solexis S.P.A. Manufacture of medical implants
EP2197939B1 (en) * 2007-10-05 2012-07-11 Solvay Specialty Polymers Italy S.p.A. Process for the manufacture of polyol perfluoropolyether derivative
EP2100910A1 (en) * 2008-03-14 2009-09-16 Solvay Solexis S.p.A. Process for the purification of polyol PFPE derivative
US8664353B2 (en) 2009-05-15 2014-03-04 Solvay Solexis S.P.A. Process for the purification of polyol PFPE derivatives
WO2010130625A1 (en) * 2009-05-15 2010-11-18 Solvay Solexis S.P.A. Process for the purification of polyol pfpe derivatives
WO2013060658A1 (en) 2011-10-28 2013-05-02 Solvay Specialty Polymers Italy S.P.A. Process for enriching the difunctional content of (per)fluopolyether mixtures
WO2014067981A1 (en) 2012-11-05 2014-05-08 Solvay Specialty Polymers Italy S.P.A. Process for the purification of (per)fluoropolyethers with carboxylate end groups
CN105518054B (zh) 2013-08-23 2018-02-16 大金工业株式会社 含全氟（聚）醚基的羧酸化合物的分离方法
US10533071B2 (en) 2014-11-27 2020-01-14 Solvay Specialty Polymers Italy S.P.A. Mixtures of mono-, bi- and non-functional fluorinated polymers comprising a plurality of (per)fluoropolyether segments
EP3371242A1 (en) 2015-11-05 2018-09-12 Solvay Specialty Polymers Italy S.p.A. Method for the manufacture of (per)fluoropolyether modified polyamides and polyamides obtainable with such method
CN109642022B (zh) * 2016-08-25 2022-02-11 大金工业株式会社 含全氟(聚)醚基的醇化合物的分离方法
EP3507324A1 (en) 2016-08-31 2019-07-10 Solvay Specialty Polymers Italy S.p.A. Polyamides comprising (per)fluoropolyether and poly(organo siloxane) units
TWI825261B (zh) 2019-02-08 2023-12-11 義大利商首威專業聚合物義大利公司 （全）氟聚醚（ｐｆｐｅ）聚合物
CN116209710A (zh) * 2020-09-16 2023-06-02 Ａｇｃ株式会社 分离方法
CN116874765A (zh) * 2022-06-23 2023-10-13 浙江大学 液液萃取分离单羧酸盐端基全氟聚醚和双羧酸盐端基全氟聚醚的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2242218A (en) * 1936-08-14 1941-05-20 Auer Laszlo Sizing textiles
US3715378A (en) * 1967-02-09 1973-02-06 Montedison Spa Fluorinated peroxy polyether copolymers and method for preparing them from tetrafluoroethylene
US3665041A (en) * 1967-04-04 1972-05-23 Montedison Spa Perfluorinated polyethers and process for their preparation
US3810874A (en) * 1969-03-10 1974-05-14 Minnesota Mining & Mfg Polymers prepared from poly(perfluoro-alkylene oxide) compounds
NL7100763A (enExample) * 1970-01-24 1971-07-27
DE3486428T2 (de) * 1983-12-26 1996-10-10 Daikin Ind Ltd Halogen enthaltendes Polyether
JPS61251666A (ja) * 1985-04-30 1986-11-08 Nippon Steel Chem Co Ltd パ−フルオロ−ｎ−アルキルデカヒドロキノリン類の精製法
IT1188635B (it) * 1986-03-27 1988-01-20 Ausimont Spa Lubrificanti per fluoropolieterei interni per mezzi magnetici di registrazione
IT1251964B (it) * 1991-10-21 1995-05-27 Ausimont Spa Procedimento per separare tra loro specie non funzionali, monofunzionali e bifunzionali presenti nei perfluoropoliossialchileni.
IT1251965B (it) * 1991-10-21 1995-05-27 Ausimont Spa Procedimento per separare tra loro le specie non funzionali, monofunzionali e bifunzionali presenti nei perfluoropoliossialchileni.
GB9407886D0 (en) * 1994-04-21 1994-06-15 Ici Plc Purification process

Also Published As

Publication number Publication date
ITMI961672A1 (it) 1998-02-02
EP0822216A3 (en) 1998-11-11
DE69707215D1 (de) 2001-11-15
CA2212070A1 (en) 1998-02-02
EP0822216A2 (en) 1998-02-04
JP4347429B2 (ja) 2009-10-21
US5910614A (en) 1999-06-08
ITMI961672A0 (enExample) 1996-08-02
IT1283646B1 (it) 1998-04-23
JPH1077341A (ja) 1998-03-24
EP0822216B1 (en) 2001-10-10
CA2212070C (en) 2006-04-11

Similar Documents

Publication Publication Date Title
DE69707215T2 (de) Verfahren zur Herstellung von Perfluoropolyethern
DE602005000854T2 (de) Abtrennung von bifunktionellen Perfluoropolyethern mit Methylol Endgruppen
EP3865531B1 (de) Sioc-verknüpfte, lineare polydimethylsiloxan-polyoxyalkylen-blockcopolymere
DE3750786T2 (de) Perfluorpolyether frei von peroxidischem Sauerstoff und Perfluorepoxygruppen entlang der Perfluorpolyetherkette enthaltend.
DE69230745T2 (de) Verfahren zur Abtrennung der nicht-, mono- und bifunktionellen Spezies in Perfluoropolyoxyalkylenen
DE69835846T2 (de) Modifizierte hydrogenierte Polymere, Verfahren und Verwendung
DE60205624T2 (de) Methoden zur herstellung von im wesentlichen monodispersen polymermischungen mit polyethylenglykoleinheiten
DE68924800T2 (de) Perfluoropolyether, die ein anderes Halogen ausser Fluor enthalten und die eine Säureendgruppe haben.
DE69500674T2 (de) Fluorierte Polymere und Copolymere die cyclische Strukturen enthalten
DE60133497T2 (de) Perfluorpolyether und verfahren zur ihrer herstellung
DE68924799T2 (de) Verfahren zur Herstellung von Perfluoropolyethern von kontrollierbarem Molekulargewicht, welche Perfluoralkyl- oder Perfluorchloralky-Endgruppen enthalten.
DE3789702T2 (de) Verfahren zur Herstellung von Perfluoräthern durch Fluorierung mit elementarem Fluor.
DD298942A5 (de) Verfahren zur herstellung von peroxidischen perfluorpolyethern
DE69230747T2 (de) Verfahren zur Abtrennung der nicht-, mono- und bifunktionellen Spezies in Perfluoropolyoxyalkylenen
DE69024451T2 (de) Hochmolekulare polytriazine
DE60316514T2 (de) Hydrofluorether mit mindenstens einer hydrierten (-ocfx'ch3)-Endgruppe (x'=f,cf3), Verfahren zur ihrer Herstellung
DE69708556T2 (de) Verfahren zur Entfernung von Wasser bei Oberflächen
DE60109349T2 (de) Verfahren zur Herstellung von Fluoropolymeren
DE10107880A1 (de) Alkoxylierte Polyglycerine und ihre Verwendung als Emulsionsspalter
JP4800568B2 (ja) 分子量分布の狭められたポリエーテルポリオールの製造方法
DE1817826A1 (de) Perfluorierte,nicht-verzweigte Polyaether und Copolyaether sowie Gemische davon
EP0503294A2 (de) Verfahren zur Herstellung von Perfluorpolyetheracylfluoriden
DE69302783T2 (de) Verfahren zur Herstellung von Perfluor-2-Methyl-4-Methoxypentan
DE60320176T2 (de) Perfluorpolyether enthaltend Einheiten erhalten durch Oxidation von Perfluordioxolen
DE1816752C (de) Verfahren zur Herstellung perfluorierter, nicht-verzweigter Polyäther und Copolyäther sowie Gemischen davon

Legal Events

Date Code Title Description
8364 No opposition during term of opposition