IN2014DN05982A - - Google Patents

Info

Publication number
IN2014DN05982A
IN2014DN05982A IN5982DEN2014A IN2014DN05982A IN 2014DN05982 A IN2014DN05982 A IN 2014DN05982A IN 5982DEN2014 A IN5982DEN2014 A IN 5982DEN2014A IN 2014DN05982 A IN2014DN05982 A IN 2014DN05982A
Authority
IN
India
Prior art keywords
ptfe
fine powder
dried
emulsion
ptfe fine
Prior art date
Application number
Other languages
English (en)
Inventor
Shinya Higuchi
Shigeki Kobayashi
Hiroki Nagai
Original Assignee
Asahi Glass Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=48905310&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN2014DN05982(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Publication of IN2014DN05982A publication Critical patent/IN2014DN05982A/en

Links

Classifications

    • 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
    • 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
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/16—Aqueous medium
    • C08F2/22—Emulsion polymerisation
    • C08F2/24—Emulsion polymerisation with the aid of emulsifying 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
    • C08F6/00—Post-polymerisation treatments
    • C08F6/14—Treatment of polymer emulsions
    • C08F6/18—Increasing the size of the dispersed particles

Landscapes

  • 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)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polymerisation Methods In General (AREA)
IN5982DEN2014 2012-02-02 2013-01-30 IN2014DN05982A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012020530 2012-02-02
PCT/JP2013/052108 WO2013115278A1 (ja) 2012-02-02 2013-01-30 ポリテトラフルオロエチレンファインパウダーの製造方法

Publications (1)

Publication Number Publication Date
IN2014DN05982A true IN2014DN05982A (de) 2015-06-26

Family

ID=48905310

Family Applications (1)

Application Number Title Priority Date Filing Date
IN5982DEN2014 IN2014DN05982A (de) 2012-02-02 2013-01-30

Country Status (6)

Country Link
US (1) US20140343239A1 (de)
EP (1) EP2810958B1 (de)
JP (1) JP5983633B2 (de)
CN (1) CN104093747B (de)
IN (1) IN2014DN05982A (de)
WO (1) WO2013115278A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104812781B (zh) 2012-11-30 2018-10-16 大金工业株式会社 聚四氟乙烯水性分散液的制造方法
CN111040058B (zh) 2012-11-30 2022-10-25 大金工业株式会社 聚四氟乙烯水性分散液的制造方法
US9527980B2 (en) 2012-11-30 2016-12-27 Daikin Industries, Ltd. Polytetrafluoroethylene aqueous dispersion, and polytetrafluoroethylene fine powder
WO2015080292A1 (ja) 2013-11-29 2015-06-04 旭化成イーマテリアルズ株式会社 高分子電解質膜
TWI586689B (zh) * 2013-11-29 2017-06-11 Daikin Ind Ltd Modified polytetrafluoroethylene powder and uniaxially stretched porous body
CN105829415B (zh) * 2013-11-29 2020-06-05 大金工业株式会社 多孔质体、高分子电解质膜、过滤器用滤材和过滤器单元
EP3075768A4 (de) * 2013-11-29 2017-06-21 Daikin Industries, Ltd. Biaxial ausgerichtete poröse folie
JP5849148B2 (ja) 2013-11-29 2016-01-27 旭化成イーマテリアルズ株式会社 高分子電解質膜
EP3177684B1 (de) * 2014-08-04 2020-02-19 Solvay Specialty Polymers Italy S.p.A. Pulverzusammensetzung
CN111349252B (zh) * 2018-12-20 2023-04-11 中化蓝天氟材料有限公司 一种含氟聚合物粉末的制备方法
CN110790956B (zh) * 2019-11-01 2022-06-10 常熟三爱富中昊化工新材料有限公司 超细氟树脂粉末的制备方法
CN116217765B (zh) * 2021-12-03 2024-04-02 中昊晨光化工研究院有限公司 一种干法电极粘结剂用聚四氟乙烯分散树脂及其制备方法
CN119463005B (zh) * 2023-08-11 2025-12-12 山东东岳未来氢能材料股份有限公司 一种四氟乙烯与全氟烷基乙烯基醚共聚树脂及其制备方法
CN117138510B (zh) * 2023-09-04 2026-02-10 大连理工大学 一种可熔型聚四氟乙烯生产尾气的膜耦合回收工艺
WO2026160309A1 (ja) * 2025-01-22 2026-07-30 Ａｇｃ株式会社 固体組成物の製造方法及び固体組成物

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2593583A (en) * 1951-03-14 1952-04-22 Du Pont Method for coagulating aqueous dispersions of polytetrafluoroethylene
US3046263A (en) * 1959-07-10 1962-07-24 Du Pont Coagulation of colloidal polytetrafluoroethylene dispersions
US3951930A (en) * 1971-08-12 1976-04-20 Imperial Chemical Industries Limited Extrusion powder
JPS49115190A (de) 1973-03-10 1974-11-02
DE2744244C3 (de) * 1977-10-01 1981-01-08 Hoechst Ag, 6000 Frankfurt Thermisch vorbehandeltes, aus der Schmelze nicht verarbeitbares, mit einem perfluorierten Monomeren modifiziertes Tetrafluoräthylen-Polymerisatpulver und Verfahren zur Herstellung von Pulvern von aus der Schmelze nicht verarbeitbaren Tetrafluoräthylen-Polymerisaten mit hohem Schüttgewicht und guter Rieselfähigkeit
DE3135598A1 (de) * 1981-09-09 1983-03-17 Hoechst Ag, 6000 Frankfurt "kontinuierliches verfahren zur agglomerierung von ptee-pulvern im fluessigen medium und damit gewonnenes modifiziertes ptee-pulver"
JPH0653813B2 (ja) 1986-10-17 1994-07-20 エヌオーケー株式会社 ポリテトラフルオロエチレン樹脂複合組成物の製造法
JP3446377B2 (ja) 1995-03-17 2003-09-16 ダイキン工業株式会社 ポリテトラフルオロエチレンファインパウダーおよびその製法
JP3616784B2 (ja) * 1995-09-22 2005-02-02 三井・デュポンフロロケミカル株式会社 変性ポリテトラフルオロエチレンファインパウダーの製造方法
CN1137910C (zh) * 1995-11-09 2004-02-11 大金工业株式会社 聚四氟乙烯细粉、其制造方法和用途
JP4206512B2 (ja) * 1998-04-16 2009-01-14 ダイキン工業株式会社 含フッ素重合体粒子の固液分離方法
ITMI20011613A1 (it) * 2001-07-26 2003-01-26 Ausimont Spa Processo di coagulazione di polveri fini di ptfe
EP1605011B1 (de) 2003-02-28 2013-01-23 Daikin Industries, Ltd. Granuliertes pulver aus niedermolekularem polytetrafluorethylen und pulver aus niedermolekularem polytetrafluorethylen sowie deren herstellungsverfahren
US7696268B2 (en) 2003-10-31 2010-04-13 Daikin Industries, Ltd. Process for producing aqueous fluoropolymer dispersion and aqueous fluoropolymer dispersion
EP1533325B1 (de) * 2003-11-17 2011-10-19 3M Innovative Properties Company Wässrige PTFE-Dispersionen mit einem niedrigen Gehalt an fluorierten Emulgatoren
DE602006019211D1 (de) * 2005-03-07 2011-02-10 Asahi Glass Co Ltd Herstellungsverfahren für füllmaterialhaltiges polytetrafluoroethylengranulat
GB0525978D0 (en) 2005-12-21 2006-02-01 3M Innovative Properties Co Fluorinated Surfactants For Making Fluoropolymers
WO2007046345A1 (ja) * 2005-10-17 2007-04-26 Asahi Glass Company, Limited ポリテトラフルオロエチレン水性乳化液、それから得られるポリテトラフルオロエチレンファインパウダーおよび多孔体
JP5588679B2 (ja) 2006-11-09 2014-09-10 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー フルオロポリエーテル酸または塩および短鎖フッ素系界面活性剤を含む重合剤を用いるフッ素化モノマーの水性重合
JP2010539252A (ja) * 2007-10-03 2010-12-16 ダイキン工業株式会社 フッ素樹脂組成物及び被覆電線
JP5392251B2 (ja) * 2008-04-14 2014-01-22 旭硝子株式会社 ポリテトラフルオロエチレンファインパウダーの製造方法
JP5732850B2 (ja) * 2008-05-21 2015-06-10 旭硝子株式会社 ポリテトラフルオロエチレンファインパウダーの製造方法
JP2010037365A (ja) * 2008-07-31 2010-02-18 Daikin Ind Ltd 含フッ素ポリマーの製造方法。
US9139669B2 (en) 2009-03-24 2015-09-22 W. L. Gore & Associates, Inc. Expandable functional TFE copolymer fine powder, the expandable functional products obtained therefrom and reaction of the expanded products
WO2011051168A1 (en) 2009-10-29 2011-05-05 Solvay Solexis S.P.A. Process for the isolation of sulfonyl fluoride polymers and polymers obtained therefrom
CN102639574B (zh) 2009-11-09 2015-11-25 旭硝子株式会社 聚四氟乙烯水性乳化液及其制造方法、使用该水性乳化液获得的聚四氟乙烯水性分散液、聚四氟乙烯细粉以及拉伸多孔体
CN102127181B (zh) * 2011-01-31 2012-11-21 中昊晨光化工研究院 一种制备聚四氟乙烯分散树脂的方法

Also Published As

Publication number Publication date
EP2810958A4 (de) 2015-12-16
CN104093747A (zh) 2014-10-08
JPWO2013115278A1 (ja) 2015-05-11
WO2013115278A1 (ja) 2013-08-08
EP2810958B1 (de) 2016-11-30
CN104093747B (zh) 2016-02-10
EP2810958A1 (de) 2014-12-10
JP5983633B2 (ja) 2016-09-06
US20140343239A1 (en) 2014-11-20

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