JPWO2021145441A1 - - Google Patents

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Publication number
JPWO2021145441A1
JPWO2021145441A1 JP2021571268A JP2021571268A JPWO2021145441A1 JP WO2021145441 A1 JPWO2021145441 A1 JP WO2021145441A1 JP 2021571268 A JP2021571268 A JP 2021571268A JP 2021571268 A JP2021571268 A JP 2021571268A JP WO2021145441 A1 JPWO2021145441 A1 JP WO2021145441A1
Authority
JP
Japan
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
JP2021571268A
Other versions
JP7325778B2 (ja
JPWO2021145441A5 (ja
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Publication of JPWO2021145441A1 publication Critical patent/JPWO2021145441A1/ja
Publication of JPWO2021145441A5 publication Critical patent/JPWO2021145441A5/ja
Application granted granted Critical
Publication of JP7325778B2 publication Critical patent/JP7325778B2/ja
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Classifications

    • 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
    • C08F114/00—Homopolymers 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
    • C08F114/18—Monomers containing fluorine
    • C08F114/26—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
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/46—Polymerisation initiated by wave energy or particle radiation
    • C08F2/48—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light
    • C08F2/50—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light with sensitising agents
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/50—Partial depolymerisation
    • 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
    • C08J3/28—Treatment by wave energy or particle radiation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
JP2021571268A 2020-01-15 2021-01-15 低分子量ポリテトラフルオロエチレンの製造方法、組成物及び低分子量ポリテトラフルオロエチレン Active JP7325778B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020004383 2020-01-15
JP2020004383 2020-01-15
PCT/JP2021/001317 WO2021145441A1 (ja) 2020-01-15 2021-01-15 低分子量ポリテトラフルオロエチレンの製造方法、組成物及び低分子量ポリテトラフルオロエチレン

Publications (3)

Publication Number Publication Date
JPWO2021145441A1 true JPWO2021145441A1 (ja) 2021-07-22
JPWO2021145441A5 JPWO2021145441A5 (ja) 2022-09-08
JP7325778B2 JP7325778B2 (ja) 2023-08-15

Family

ID=76863778

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021571268A Active JP7325778B2 (ja) 2020-01-15 2021-01-15 低分子量ポリテトラフルオロエチレンの製造方法、組成物及び低分子量ポリテトラフルオロエチレン

Country Status (5)

Country Link
US (1) US20220356276A1 (ja)
EP (1) EP4083077A4 (ja)
JP (1) JP7325778B2 (ja)
CN (1) CN114945604A (ja)
WO (1) WO2021145441A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023224043A1 (ja) * 2022-05-16 2023-11-23 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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001513579A (ja) * 1997-08-08 2001-09-04 シャムロック テクノロジーズ インコーポレーテッド 砕けやすいポリテトラフルオロエチレン製品を得る方法
JP2006063140A (ja) * 2004-08-25 2006-03-09 Asahi Glass Co Ltd 低分子量ポリテトラフルオロエチレン水性分散液の製造方法
JP2008223036A (ja) * 2002-04-23 2008-09-25 Laurel Products Llc フルオロポリマーを処理する方法、およびその生成物
WO2018026017A1 (ja) * 2016-08-04 2018-02-08 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

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN166935B (ja) * 1985-01-31 1990-08-11 Himont Inc
JP2921026B2 (ja) 1990-05-14 1999-07-19 ダイキン工業株式会社 テトラフルオロエチレン共重合体およびその製法
JP3931382B2 (ja) 1996-09-18 2007-06-13 ダイキン工業株式会社 ポリテトラフルオロエチレン粉末及びその製造方法
JP3730533B2 (ja) * 2001-05-02 2006-01-05 日本原子力研究所 フッ素樹脂の改質方法
WO2009001894A1 (ja) * 2007-06-28 2008-12-31 Daikin Industries, Ltd. ポリテトラフルオロエチレン水性分散液及びその製造方法
US8220226B2 (en) * 2009-08-04 2012-07-17 E-Beam Services, Inc. Electron beam irradiation of bulk material solids
CN103936096B (zh) * 2014-04-21 2015-05-13 青岛理工大学 一种微波辐射降解全氟羧酸污染物的方法
CN103936906B (zh) * 2014-05-09 2016-08-31 成都晨光博达橡塑有限公司 一种不含全氟辛酸或全氟辛磺酸的含氟聚合物
US10870735B2 (en) * 2016-08-04 2020-12-22 Daikin Industries, Ltd. Method for producing low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene, and powder
EP3733740A4 (en) * 2018-02-07 2021-09-08 Daikin Industries, Ltd. LOW MOLECULAR MASS POLYTETRAFLUOROETHYLENE MANUFACTURING PROCESS
EP3750946A4 (en) * 2018-02-07 2021-08-11 Daikin Industries, Ltd. PROCESS FOR MANUFACTURING A COMPOSITION CONTAINING A LOW MOLECULAR MASS POLYTETRAFLUOROETHYLENE
EP3822293A4 (en) * 2018-07-13 2022-07-13 Osaka University METHOD FOR PRODUCTION OF LOW MOLECULAR WEIGHT POLYTETRAFLUORETHYLENE

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001513579A (ja) * 1997-08-08 2001-09-04 シャムロック テクノロジーズ インコーポレーテッド 砕けやすいポリテトラフルオロエチレン製品を得る方法
JP2008223036A (ja) * 2002-04-23 2008-09-25 Laurel Products Llc フルオロポリマーを処理する方法、およびその生成物
JP2006063140A (ja) * 2004-08-25 2006-03-09 Asahi Glass Co Ltd 低分子量ポリテトラフルオロエチレン水性分散液の製造方法
WO2018026017A1 (ja) * 2016-08-04 2018-02-08 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

Also Published As

Publication number Publication date
JP7325778B2 (ja) 2023-08-15
EP4083077A1 (en) 2022-11-02
CN114945604A (zh) 2022-08-26
WO2021145441A1 (ja) 2021-07-22
US20220356276A1 (en) 2022-11-10
EP4083077A4 (en) 2024-02-14

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