JPH1077341A5 - - Google Patents

Info

Publication number
JPH1077341A5
JPH1077341A5 JP1997206253A JP20625397A JPH1077341A5 JP H1077341 A5 JPH1077341 A5 JP H1077341A5 JP 1997206253 A JP1997206253 A JP 1997206253A JP 20625397 A JP20625397 A JP 20625397A JP H1077341 A5 JPH1077341 A5 JP H1077341A5
Authority
JP
Japan
Prior art keywords
solvent
extraction
stationary phase
units
molecular weight
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.)
Granted
Application number
JP1997206253A
Other languages
English (en)
Japanese (ja)
Other versions
JP4347429B2 (ja
JPH1077341A (ja
Filing date
Publication date
Priority claimed from IT96MI001672A external-priority patent/IT1283646B1/it
Application filed filed Critical
Publication of JPH1077341A publication Critical patent/JPH1077341A/ja
Publication of JPH1077341A5 publication Critical patent/JPH1077341A5/ja
Application granted granted Critical
Publication of JP4347429B2 publication Critical patent/JP4347429B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP20625397A 1996-08-02 1997-07-31 二官能性高分子の分離方法 Expired - Lifetime JP4347429B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT96MI001672A IT1283646B1 (it) 1996-08-02 1996-08-02 Processo di preparazione di perfluoropolieteri
IT96A001672 1996-08-02

Publications (3)

Publication Number Publication Date
JPH1077341A JPH1077341A (ja) 1998-03-24
JPH1077341A5 true JPH1077341A5 (https=) 2005-05-12
JP4347429B2 JP4347429B2 (ja) 2009-10-21

Family

ID=11374749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20625397A Expired - Lifetime JP4347429B2 (ja) 1996-08-02 1997-07-31 二官能性高分子の分離方法

Country Status (6)

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

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
US9345806B2 (en) * 2006-06-08 2016-05-24 Solvay Solexis S.P.A. Manufacture of medical implants
JP5334064B2 (ja) * 2007-10-05 2013-11-06 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 ポリオールペルフルオロポリエーテル誘導体を製造する方法
EP2100910A1 (en) * 2008-03-14 2009-09-16 Solvay Solexis S.p.A. Process for the purification of polyol PFPE derivative
WO2010130625A1 (en) * 2009-05-15 2010-11-18 Solvay Solexis S.P.A. Process for the purification of polyol pfpe derivatives
TWI510516B (zh) * 2009-05-15 2015-12-01 Solvay Solexis Spa 多元醇ｐｆｐｅ衍生物之純化方法
JP6086920B2 (ja) * 2011-10-28 2017-03-01 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． （パー）フルオロポリエーテル混合物の二官能性含有量を豊富化する方法
US9370733B2 (en) * 2012-11-05 2016-06-21 Solvay Specialty Polymers Italy S.P.A. Process for the purification of (per) fluoropolyethers with carboxylate end groups
WO2015025930A1 (ja) 2013-08-23 2015-02-26 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
JP6831326B2 (ja) 2014-11-27 2021-02-17 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． 複数の（ペル）フルオロポリエーテルセグメントを含む、一官能性、二官能性および非官能性フッ素化ポリマーの混合物
JP2018532020A (ja) 2015-11-05 2018-11-01 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変性ポリアミドの製造方法及びそのような方法で得ることができるポリアミド
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
WO2018041561A1 (en) 2016-08-31 2018-03-08 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
KR20230070443A (ko) * 2020-09-16 2023-05-23 에이지씨 가부시키가이샤 분리 방법
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 (https=) * 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
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

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