CA2511860C - Separation of bifunctional perfluoropolyethers (pfpes) having -ch2oh termination from their mixtures with -ch2oh monofunctional pfpes - Google Patents

Separation of bifunctional perfluoropolyethers (pfpes) having -ch2oh termination from their mixtures with -ch2oh monofunctional pfpes Download PDF

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Publication number
CA2511860C
CA2511860C CA2511860A CA2511860A CA2511860C CA 2511860 C CA2511860 C CA 2511860C CA 2511860 A CA2511860 A CA 2511860A CA 2511860 A CA2511860 A CA 2511860A CA 2511860 C CA2511860 C CA 2511860C
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CA
Canada
Prior art keywords
process according
mixture
solid phase
perfluoropolyethers
solvent
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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
CA2511860A
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English (en)
French (fr)
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CA2511860A1 (en
Inventor
Alexandre Tchistiakov
Simonetta Fontana
Claudio Tonelli
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Syensqo Specialty Polymers Italy SpA
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Solvay Solexis SpA
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Publication of CA2511860A1 publication Critical patent/CA2511860A1/en
Application granted granted Critical
Publication of CA2511860C publication Critical patent/CA2511860C/en
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    • 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

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  • 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)
CA2511860A 2004-07-09 2005-07-08 Separation of bifunctional perfluoropolyethers (pfpes) having -ch2oh termination from their mixtures with -ch2oh monofunctional pfpes Expired - Lifetime CA2511860C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT001370A ITMI20041370A1 (it) 2004-07-09 2004-07-09 Separazione di perfluioropolirteri -pepe-bifunzionali a termninazione-ch20h dalle loro miscele con pepe monofunzionali-ch2oh
ITMI2004A001370 2004-07-09

Publications (2)

Publication Number Publication Date
CA2511860A1 CA2511860A1 (en) 2006-01-09
CA2511860C true CA2511860C (en) 2013-10-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA2511860A Expired - Lifetime CA2511860C (en) 2004-07-09 2005-07-08 Separation of bifunctional perfluoropolyethers (pfpes) having -ch2oh termination from their mixtures with -ch2oh monofunctional pfpes

Country Status (6)

Country Link
US (1) US7288682B2 (enExample)
EP (2) EP1614703B1 (enExample)
JP (1) JP4928750B2 (enExample)
CA (1) CA2511860C (enExample)
DE (2) DE602005000854T2 (enExample)
IT (1) ITMI20041370A1 (enExample)

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TWI510516B (zh) * 2009-05-15 2015-12-01 Solvay Solexis Spa 多元醇ｐｆｐｅ衍生物之純化方法
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
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
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
JP6219221B2 (ja) * 2014-04-10 2017-10-25 信越化学工業株式会社 片末端ヒドロキシル基含有パーフルオロポリエーテル化合物を含む組成物の製造方法
WO2016079195A1 (en) 2014-11-19 2016-05-26 Solvay Specialty Polymers Italy S.P.A. Zwitterionic derivatives of (per)fluoropolyethers
JP6914835B2 (ja) 2014-11-19 2021-08-04 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のアミノ誘導体
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
CN107001610B (zh) 2014-11-27 2020-01-21 索尔维特殊聚合物意大利有限公司 包含多个(全)氟聚醚链段的双官能氟化聚合物
WO2016096684A1 (en) 2014-12-15 2016-06-23 Solvay Specialty Polymers Italy S.P.A. Water-based composition comprising a fluorinated polymer
WO2017005832A1 (en) 2015-07-09 2017-01-12 Solvay Specialty Polymers Italy S.P.A. Process for the synthesis of (per)fluoropolyether amines
WO2017016943A1 (en) 2015-07-24 2017-02-02 Solvay Specialty Polymers Italy S.P.A. Method for recovering sulfonic esters or sulfonyl halides from salts of sulfonic acids
JP2019501238A (ja) 2015-11-11 2019-01-17 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． 新規なヒドロキシ末端（ペル）フルオロポリエーテル−ウレタンポリマー及びクリアコート組成物中でのその使用
US20190062496A1 (en) 2016-02-23 2019-02-28 Solvay Specialty Polymers Italy S.P.A. Method for the manufacture of fluorinated polymers and polymers obtainable therefrom
WO2017153310A1 (en) 2016-03-08 2017-09-14 Solvay Specialty Polymers Italy S.P.A. Curable liquid formulation and use thereof
EP3222325A1 (en) 2016-03-25 2017-09-27 Solvay Specialty Polymers Italy S.p.A. Lipstick formulations
US11155678B2 (en) 2016-08-25 2021-10-26 Daikin Industries, Ltd. Method for separating perfluoro(poly)ether-group-containing alcohol compounds
WO2018078001A1 (en) 2016-10-28 2018-05-03 Solvay Specialty Polymers Italy S.P.A. Method for preventing corrosion of metal articles
WO2018197341A1 (en) 2017-04-24 2018-11-01 Solvay Specialty Polymers Italy S.P.A. Aromatic sulfone polymers comprising (per)fluoropolyether segments
EP3676311B1 (en) 2017-09-01 2023-10-18 Solvay Specialty Polymers Italy S.p.A. Novel (per)fluoropolyether polymers and use thereof
JPWO2019078171A1 (ja) * 2017-10-16 2020-11-19 国立大学法人京都大学 ポリマー化合物の濃縮もしくは分離方法
WO2019101698A1 (en) 2017-11-23 2019-05-31 Solvay Specialty Polymers Italy S.P.A. A multilayer assembly for electrochemical cells
WO2019101697A1 (en) 2017-11-23 2019-05-31 Solvay Specialty Polymers Italy S.P.A. A method for preventing corrosion of metal articles
WO2019121829A1 (en) 2017-12-22 2019-06-27 Rhodia Operations Methods and compositions for the surface treatment of substrates and articles obtained therewith
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
WO2022059683A1 (ja) * 2020-09-16 2022-03-24 Ａｇｃ株式会社 分離方法
WO2022078766A1 (en) 2020-10-14 2022-04-21 Solvay Specialty Polymers Italy S.P.A. Novel (per)fluoropolyether polymers and use thereof
WO2023232761A1 (en) 2022-05-31 2023-12-07 Solvay Specialty Polymers Italy S.P.A. Novel (per)fluoropolyether polymers and use thereof
JP2026525425A (ja) 2023-07-14 2026-07-30 クラロス テクノロジーズ インコーポレイテッド 水溶液からヨウ素を捕捉する方法及びシステム
US12545601B2 (en) 2023-07-14 2026-02-10 Claros Technologies Inc. Methods and systems of photosensitizer recovery for improved PFAS destruction
US12534390B2 (en) 2023-07-14 2026-01-27 Claros Technologies Inc. Methods and systems of nitrate removal in aqueous systems for improved PFAS destruction

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Also Published As

Publication number Publication date
EP1614703B1 (en) 2007-04-11
JP4928750B2 (ja) 2012-05-09
ITMI20041370A1 (it) 2004-10-09
US7288682B2 (en) 2007-10-30
EP1614703A1 (en) 2006-01-11
DE602005000854D1 (de) 2007-05-24
DE602005000854T2 (de) 2007-12-20
EP1810987A1 (en) 2007-07-25
JP2006022334A (ja) 2006-01-26
EP1810987B1 (en) 2008-10-01
CA2511860A1 (en) 2006-01-09
US20060009660A1 (en) 2006-01-12
DE602005010113D1 (de) 2008-11-13

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