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 (https=)

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 (https=) 2015-06-26

Family

ID=48905310

Family Applications (1)

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

Country Status (6)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014084400A1 (ja) 2012-11-30 2014-06-05 ダイキン工業株式会社 ポリテトラフルオロエチレン水性分散液の製造方法
JP6308949B2 (ja) 2012-11-30 2018-04-11 ダイキン工業株式会社 フルオロポリマー水性分散液の製造方法
CN104812780B (zh) 2012-11-30 2021-10-22 大金工业株式会社 聚四氟乙烯水性分散液和聚四氟乙烯细粉
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
US10688448B2 (en) 2013-11-29 2020-06-23 Daikin Industries, Ltd. Porous body, polymer electrolyte membrane, filter material for filter, and filter unit
CN105793300B (zh) * 2013-11-29 2018-01-05 大金工业株式会社 改性聚四氟乙烯细粉和单向拉伸多孔质体
TWI713443B (zh) * 2013-11-29 2020-12-21 日商大金工業股份有限公司 雙軸拉伸多孔質膜
CN110233277A (zh) 2013-11-29 2019-09-13 旭化成株式会社 高分子电解质膜
EP3177684B1 (en) * 2014-08-04 2020-02-19 Solvay Specialty Polymers Italy S.p.A. Powder composition
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

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 (https=) 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
US6503988B1 (en) * 1995-11-09 2003-01-07 Daikin Industries, Ltd. Polytetrafluoroethylene fine powders and their use
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
WO2004076539A1 (ja) 2003-02-28 2004-09-10 Daikin Industries, Ltd. 低分子量ポリテトラフルオロエチレン造粒粉末、低分子量ポリテトラフルオロエチレン粉末及びこれらの製造方法
CN1875035B (zh) 2003-10-31 2010-12-01 大金工业株式会社 含氟聚合物水性分散体的制造方法及含氟聚合物水性分散体
EP1533325B1 (en) * 2003-11-17 2011-10-19 3M Innovative Properties Company Aqueous dispersions of polytetrafluoroethylene having a low amount of fluorinated surfactant
KR101231504B1 (ko) * 2005-03-07 2013-02-07 아사히 가라스 가부시키가이샤 충전재가 들어간 폴리테트라플루오로에틸렌 조립물의 제조방법
GB0525978D0 (en) 2005-12-21 2006-02-01 3M Innovative Properties Co Fluorinated Surfactants For Making Fluoropolymers
EP1939222B2 (en) * 2005-10-17 2019-09-04 AGC Inc. Process for producing an AQUEOUS POLYTETRAFLUOROETHYLENE EMULSION, AND POLYTETRAFLUOROETHYLENE FINE POWDER AND POROUS MATERIAL PRODUCED FROM THE SAME
ATE510857T1 (de) 2006-11-09 2011-06-15 Du Pont Wässrige polymerisation eines fluorinierten monomers mithilfe eines polymerisationsmittels mit einer fluorpolyethersäure oder einem salz daraus und einem kurzkettigen fluortensid
WO2009044753A1 (en) * 2007-10-03 2009-04-09 Daikin Industries, Ltd. Fluororesin composition and covered electric wire
EP2267047B1 (en) * 2008-04-14 2012-01-18 Asahi Glass Company, Limited Production method of polytetrafluoroethylene fine powder
WO2009142080A1 (ja) * 2008-05-21 2009-11-26 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
EP2493940B2 (en) 2009-10-29 2018-08-29 Solvay Specialty Polymers Italy S.p.A. Process for the isolation of sulfonyl fluoride polymers and polymers obtained therefrom
WO2011055824A1 (ja) 2009-11-09 2011-05-12 旭硝子株式会社 ポリテトラフルオロエチレン水性乳化液及びその製造方法、該水性乳化液を用いて得られるポリテトラフルオロエチレン水性分散液、ポリテトラフルオロエチレンファインパウダー並びに延伸多孔体
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
WO2013115278A1 (ja) 2013-08-08
CN104093747B (zh) 2016-02-10
JP5983633B2 (ja) 2016-09-06
EP2810958A1 (en) 2014-12-10
JPWO2013115278A1 (ja) 2015-05-11
US20140343239A1 (en) 2014-11-20
EP2810958A4 (en) 2015-12-16
EP2810958B1 (en) 2016-11-30
CN104093747A (zh) 2014-10-08

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