CN119630712A - 含有低分子量聚四氟乙烯的粒子的粉体及其制造方法 - Google Patents

含有低分子量聚四氟乙烯的粒子的粉体及其制造方法 Download PDF

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Publication number
CN119630712A
CN119630712A CN202380056773.9A CN202380056773A CN119630712A CN 119630712 A CN119630712 A CN 119630712A CN 202380056773 A CN202380056773 A CN 202380056773A CN 119630712 A CN119630712 A CN 119630712A
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CN
China
Prior art keywords
group
powder
general formula
mass
aqueous dispersion
Prior art date
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Pending
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CN202380056773.9A
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English (en)
Chinese (zh)
Inventor
吉田裕俊
山部拓也
山崎兰奈
十雅之
井口千诚
久保内雅生
增田英二
山本绘美
加藤丈人
河原一也
中谷安利
山中拓
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Daikin Industries Ltd
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Daikin Industries Ltd
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Publication date
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Publication of CN119630712A publication Critical patent/CN119630712A/zh
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/14—Treatment of polymer emulsions
    • C08F6/22—Coagulation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F14/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
    • C08F14/18—Monomers containing fluorine
    • C08F14/26—Tetrafluoroethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/26—Treatment of polymers prepared in bulk also solid polymers or polymer melts
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/16—Powdering or granulating by coagulating dispersions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene

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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)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CN202380056773.9A 2022-07-27 2023-07-27 含有低分子量聚四氟乙烯的粒子的粉体及其制造方法 Pending CN119630712A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022119936 2022-07-27
JP2022-119936 2022-07-27
PCT/JP2023/027658 WO2024024916A1 (ja) 2022-07-27 2023-07-27 低分子量ポリテトラフルオロエチレンの粒子を含有する粉体およびその製造方法

Publications (1)

Publication Number Publication Date
CN119630712A true CN119630712A (zh) 2025-03-14

Family

ID=89706623

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380056773.9A Pending CN119630712A (zh) 2022-07-27 2023-07-27 含有低分子量聚四氟乙烯的粒子的粉体及其制造方法

Country Status (5)

Country Link
US (1) US20250163196A1 (https=)
EP (1) EP4563601A1 (https=)
JP (1) JPWO2024024916A1 (https=)
CN (1) CN119630712A (https=)
WO (1) WO2024024916A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120712296A (zh) * 2023-02-16 2025-09-26 大金工业株式会社 低分子量聚四氟乙烯水性分散液的制造方法

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* Cited by examiner, † Cited by third party
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GB0525978D0 (en) 2005-12-21 2006-02-01 3M Innovative Properties Co Fluorinated Surfactants For Making Fluoropolymers
GB0514398D0 (en) 2005-07-15 2005-08-17 3M Innovative Properties Co Aqueous emulsion polymerization of fluorinated monomers using a fluorinated surfactant
GB0514387D0 (en) 2005-07-15 2005-08-17 3M Innovative Properties Co Aqueous emulsion polymerization of fluorinated monomers using a perfluoropolyether surfactant
US7671112B2 (en) 2005-07-15 2010-03-02 3M Innovative Properties Company Method of making fluoropolymer dispersion
GB0523853D0 (en) 2005-11-24 2006-01-04 3M Innovative Properties Co Fluorinated surfactants for use in making a fluoropolymer
CN100558753C (zh) 2005-10-17 2009-11-11 旭硝子株式会社 聚四氟乙烯水性乳化液、由其制得的聚四氟乙烯细粉和多孔体
WO2007046377A1 (ja) 2005-10-20 2007-04-26 Asahi Glass Company, Limited 溶融成形可能なフッ素樹脂の製造方法
JP5141256B2 (ja) 2005-10-20 2013-02-13 旭硝子株式会社 ポリテトラフルオロエチレン水性分散液およびその製品
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US20070276103A1 (en) 2006-05-25 2007-11-29 3M Innovative Properties Company Fluorinated Surfactants
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WO2010003929A1 (en) 2008-07-08 2010-01-14 Solvay Solexis S.P.A. Method for manufacturing fluoropolymers
JP6381526B2 (ja) 2012-06-20 2018-08-29 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． テトラフルオロエチレンコポリマー
CN104583246B (zh) 2012-06-20 2016-08-24 索尔维特殊聚合物意大利有限公司 四氟乙烯共聚物
JP6508266B2 (ja) * 2016-08-04 2019-05-08 ダイキン工業株式会社 低分子量ポリテトラフルオロエチレンの製造方法、低分子量ポリテトラフルオロエチレン及び粉末
CN108473689B (zh) * 2016-08-04 2021-12-21 大金工业株式会社 低分子量聚四氟乙烯的制造方法、低分子量聚四氟乙烯和粉末
EP3527634A1 (en) 2018-02-15 2019-08-21 3M Innovative Properties Company Fluoropolymers and fluoropolymer dispersions
JP7693677B2 (ja) * 2019-12-23 2025-06-17 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． 低分子量ポリテトラフルオロエチレンの製造方法
WO2022163815A1 (ja) * 2021-01-28 2022-08-04 ダイキン工業株式会社 フルオロポリマー組成物の製造方法

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US20250163196A1 (en) 2025-05-22
EP4563601A1 (en) 2025-06-04
JPWO2024024916A1 (https=) 2024-02-01
WO2024024916A1 (ja) 2024-02-01

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