ITMI961672A0 - - Google Patents

Info

Publication number
ITMI961672A0
ITMI961672A0 ITMI961672A ITMI961672A ITMI961672A0 IT MI961672 A0 ITMI961672 A0 IT MI961672A0 IT MI961672 A ITMI961672 A IT MI961672A IT MI961672 A ITMI961672 A IT MI961672A IT MI961672 A0 ITMI961672 A0 IT MI961672A0
Authority
IT
Italy
Application number
ITMI961672A
Other languages
Italian (it)
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 filed Critical
Priority to IT96MI001672A priority Critical patent/IT1283646B1/it
Publication of ITMI961672A0 publication Critical patent/ITMI961672A0/it
Priority to EP97112699A priority patent/EP0822216B1/en
Priority to DE69707215T priority patent/DE69707215T2/de
Priority to US08/903,060 priority patent/US5910614A/en
Priority to JP20625397A priority patent/JP4347429B2/ja
Priority to CA002212070A priority patent/CA2212070C/en
Publication of ITMI961672A1 publication Critical patent/ITMI961672A1/it
Application granted granted Critical
Publication of IT1283646B1 publication Critical patent/IT1283646B1/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
    • C08G65/30—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)
IT96MI001672A 1996-08-02 1996-08-02 Processo di preparazione di perfluoropolieteri IT1283646B1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT96MI001672A IT1283646B1 (it) 1996-08-02 1996-08-02 Processo di preparazione di perfluoropolieteri
EP97112699A EP0822216B1 (en) 1996-08-02 1997-07-24 Process for preparing perfluoropolyethers
DE69707215T DE69707215T2 (de) 1996-08-02 1997-07-24 Verfahren zur Herstellung von Perfluoropolyethern
US08/903,060 US5910614A (en) 1996-08-02 1997-07-30 Process for preparing perfluoropolyethers
JP20625397A JP4347429B2 (ja) 1996-08-02 1997-07-31 二官能性高分子の分離方法
CA002212070A CA2212070C (en) 1996-08-02 1997-07-31 Process for preparing perfluoropolyethers

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 (3)

Publication Number Publication Date
ITMI961672A0 true ITMI961672A0 (enExample) 1996-08-02
ITMI961672A1 ITMI961672A1 (it) 1998-02-02
IT1283646B1 IT1283646B1 (it) 1998-04-23

Family

ID=11374749

Family Applications (1)

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

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
EP0947533B1 (en) * 1998-04-01 2004-03-03 Shin-Etsu Chemical Co., Ltd. Polymers of hexafluoropropene oxide, their manufacture and use
WO2004035656A1 (ja) * 2002-10-18 2004-04-29 Asahi Glass Company, Limited ペルフルオロポリエーテル誘導体
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
EP2029185B1 (en) * 2006-06-08 2012-02-22 Solvay Specialty Polymers Italy S.p.A. Manufacture of medical implants
US8513471B2 (en) * 2007-10-05 2013-08-20 Solvay Solexis 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
EP2430066B1 (en) 2009-05-15 2013-07-17 Solvay Specialty Polymers Italy S.p.A. Process for the purification of polyol pfpe derivatives
WO2010130628A1 (en) * 2009-05-15 2010-11-18 Solvay Solexis S.P.A. Process for the purification of polyol pfpe derivatives
EP2751165B1 (en) 2011-10-28 2015-08-05 Solvay Specialty Polymers Italy S.p.A. Process for enriching the difunctional content of (per)fluopolyether mixtures
EP2914358B1 (en) 2012-11-05 2017-03-08 Solvay Specialty Polymers Italy S.p.A. Process for the purification of (per)fluoropolyethers with carboxylate end groups
JP5668888B1 (ja) 2013-08-23 2015-02-12 ダイキン工業株式会社 パーフルオロ（ポリ）エーテル基含有カルボン酸化合物の分離方法
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
US20180319982A1 (en) 2015-11-05 2018-11-08 Solvay Specialty Polymers Italy S.P.A. Method for the manufacture of (per)fluoropolyether modified polyamides and polyamides obtainable with such method
JP6330960B2 (ja) * 2016-08-25 2018-05-30 ダイキン工業株式会社 パーフルオロ（ポリ）エーテル基含有アルコール化合物の分離方法
JP2019524971A (ja) 2016-08-31 2019-09-05 ソルベイ スペシャルティ ポリマーズ イタリー エス．ピー．エー． （ペル）フルオロポリエーテル単位とポリ（オルガノシロキサン）単位とを含むポリアミド
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
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
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
EP0415462B1 (en) * 1983-12-26 1996-05-08 Daikin Industries, Limited Halogen-containing 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
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.
IT1251964B (it) * 1991-10-21 1995-05-27 Ausimont Spa Procedimento per separare tra loro 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
EP0822216A2 (en) 1998-02-04
EP0822216B1 (en) 2001-10-10
DE69707215T2 (de) 2002-06-27
ITMI961672A1 (it) 1998-02-02
IT1283646B1 (it) 1998-04-23
JP4347429B2 (ja) 2009-10-21
CA2212070A1 (en) 1998-02-02
JPH1077341A (ja) 1998-03-24
CA2212070C (en) 2006-04-11
EP0822216A3 (en) 1998-11-11
DE69707215D1 (de) 2001-11-15
US5910614A (en) 1999-06-08

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Legal Events

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