JP5930008B2 - 変性ポリテトラフルオロエチレンファインパウダー及び一軸延伸多孔質体 - Google Patents

変性ポリテトラフルオロエチレンファインパウダー及び一軸延伸多孔質体 Download PDF

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JP5930008B2
JP5930008B2 JP2014242997A JP2014242997A JP5930008B2 JP 5930008 B2 JP5930008 B2 JP 5930008B2 JP 2014242997 A JP2014242997 A JP 2014242997A JP 2014242997 A JP2014242997 A JP 2014242997A JP 5930008 B2 JP5930008 B2 JP 5930008B2
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Prior art keywords
fine powder
uniaxially stretched
modified polytetrafluoroethylene
modified
polytetrafluoroethylene fine
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JP2015127411A (ja
Inventor
拓 山中
拓 山中
真誠 小野
真誠 小野
幸平 安田
幸平 安田
山田　雅彦
雅彦 山田
茶圓　伸一
伸一 茶圓
澤田　又彦
又彦 澤田
平良　隆博
隆博 平良
裕俊 吉田
裕俊 吉田
丈人 加藤
丈人 加藤
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Daikin Industries Ltd
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Daikin Industries Ltd
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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
    • C08F214/00—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
    • C08F214/18—Monomers containing fluorine
    • C08F214/26—Tetrafluoroethene
    • C08F214/262—Tetrafluoroethene with fluorinated vinyl ethers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
    • C08F2500/11—Melt tension or melt strength
    • 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
    • C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
    • C08F2500/24—Polymer with special particle form or size
    • 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
    • C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
    • C08F2500/26—Use as polymer for film forming
    • 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
    • C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/10—Copolymer characterised by the proportions of the comonomers expressed as molar percentages
    • 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)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polymerisation Methods In General (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP2014242997A 2013-11-29 2014-12-01 変性ポリテトラフルオロエチレンファインパウダー及び一軸延伸多孔質体 Active JP5930008B2 (ja)

Priority Applications (1)

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JP2014242997A JP5930008B2 (ja) 2013-11-29 2014-12-01 変性ポリテトラフルオロエチレンファインパウダー及び一軸延伸多孔質体

Applications Claiming Priority (3)

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JP2013248706 2013-11-29
JP2013248706 2013-11-29
JP2014242997A JP5930008B2 (ja) 2013-11-29 2014-12-01 変性ポリテトラフルオロエチレンファインパウダー及び一軸延伸多孔質体

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JP2015127411A JP2015127411A (ja) 2015-07-09
JP5930008B2 true JP5930008B2 (ja) 2016-06-08

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JP2016087804A Active JP6369499B2 (ja) 2013-11-29 2016-04-26 変性ポリテトラフルオロエチレンファインパウダー及び一軸延伸多孔質体

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US (1) US11084895B2 (enExample)
EP (1) EP3053937B1 (enExample)
JP (2) JP5930008B2 (enExample)
CN (1) CN105793300B (enExample)
TW (2) TWI586689B (enExample)
WO (1) WO2015080289A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
EP3339330B1 (en) * 2015-08-19 2022-08-03 AGC Inc. Production methods for aqueous emulsion, fine powder and stretched porous body of modified polytetrafluoroethylene
CN106632796B (zh) * 2015-12-15 2019-02-05 浙江汉丞科技有限公司 膨体高分子量四氟乙烯共聚分散树脂的微孔材料
JP6244490B1 (ja) * 2016-03-20 2017-12-06 株式会社潤工社 ポリテトラフルオロエチレンチューブ
WO2017163912A1 (ja) * 2016-03-20 2017-09-28 株式会社 潤工社 ポリテトラフルオロエチレンチューブ
US20180036936A1 (en) * 2016-08-04 2018-02-08 General Electric Company Apparatus and method of processing a continuous sheet of polymer material
WO2020022355A1 (ja) * 2018-07-23 2020-01-30 ダイキン工業株式会社 ポリテトラフルオロエチレン及び延伸体
CN112770827B (zh) * 2018-09-28 2026-05-05 大金工业株式会社 空气过滤器滤材、过滤包、空气过滤器单元以及这些的制造方法
EP3896093B1 (en) * 2018-12-10 2023-08-23 Daikin Industries, Ltd. Tetrafluoroethylene polymer, air filter medium, filter pack and air filter unit
JP7316893B2 (ja) * 2019-09-27 2023-07-28 三井・ケマーズ フロロプロダクツ株式会社 高強度小孔径のポリテトラフルオロエチレン多孔膜
EP4393966A4 (en) * 2021-09-30 2025-09-03 Daikin Ind Ltd FINE POLYTETRAFLUOROETHYLENE POWDER
EP4570832A4 (en) 2022-08-10 2026-07-29 Daikin Ind Ltd MODIFIED POLYTETRAFLUOROETHYLENE, AND STRETCHED BODY
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

Family Cites Families (87)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3271341A (en) 1961-08-07 1966-09-06 Du Pont Aqueous colloidal dispersions of polymer
US3250808A (en) 1963-10-31 1966-05-10 Du Pont Fluorocarbon ethers derived from hexafluoropropylene epoxide
CA962021A (en) 1970-05-21 1975-02-04 Robert W. Gore Porous products and process therefor
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"
JP2551005B2 (ja) * 1987-06-24 1996-11-06 ダイキン工業株式会社 変性ポリテトラフルオロエチレンフアインパウダ−及びその製造方法
CA1339337C (en) * 1987-12-31 1997-08-19 Charles Winfield Stewart Modified polytetrafluoroethylene resins and blends thereof
CA2074349C (en) 1991-07-23 2004-04-20 Shinji Tamaru Polytetrafluoroethylene porous film and preparation and use thereof
JP2792354B2 (ja) 1991-07-23 1998-09-03 ダイキン工業株式会社 ポリテトラフルオロエチレン多孔膜
JPH07196831A (ja) 1993-12-28 1995-08-01 Japan Gore Tex Inc ポリテトラフルオロエチレン多孔膜とその製造方法
US6156451A (en) 1994-11-10 2000-12-05 E. I. Du Pont De Nemours And Company Process for making composite ion exchange membranes
US5795668A (en) 1994-11-10 1998-08-18 E. I. Du Pont De Nemours And Company Fuel cell incorporating a reinforced membrane
US5599614A (en) 1995-03-15 1997-02-04 W. L. Gore & Associates, Inc. Integral composite membrane
US5547551A (en) 1995-03-15 1996-08-20 W. L. Gore & Associates, Inc. Ultra-thin integral composite membrane
US6054230A (en) 1994-12-07 2000-04-25 Japan Gore-Tex, Inc. Ion exchange and electrode assembly for an electrochemical cell
JP3555999B2 (ja) 1994-12-07 2004-08-18 ジャパンゴアテックス株式会社 高分子電解質型燃料電池用高分子固体電解質・電極接合体の製造方法
US5476589A (en) 1995-03-10 1995-12-19 W. L. Gore & Associates, Inc. Porpous PTFE film and a manufacturing method therefor
US5945192A (en) 1995-06-29 1999-08-31 Japan Gore-Tex, Inc. Sealing assembly for a solid polymer ion exchange membrane
JPH1092444A (ja) 1996-09-13 1998-04-10 Japan Gore Tex Inc 電気化学反応装置用固体高分子電解質複合体及びそれを用いた電気化学反応装置
WO1999016138A1 (en) 1997-09-22 1999-04-01 W.L. Gore & Associates Gmbh An electrochemical energy storage means
JP3613024B2 (ja) 1997-12-26 2005-01-26 旭硝子株式会社 延伸用テトラフルオロエチレン系共重合体とその用途
US6013719A (en) 1998-06-15 2000-01-11 E. I. Du Pont De Nemours And Company Applications of low melt viscosity polytetrafluorethylene
US6177533B1 (en) 1998-11-13 2001-01-23 E. I. Du Pont De Nemours And Company Polytetrafluoroethylene resin
JP4974403B2 (ja) 2000-05-31 2012-07-11 日本ゴア株式会社 固体高分子電解質型燃料電池
JP3552685B2 (ja) 2000-10-30 2004-08-11 旭硝子株式会社 強度に優れるテトラフルオロエチレン重合体
JP3552686B2 (ja) 2000-10-30 2004-08-11 旭硝子株式会社 延伸用テトラフルオロエチレン重合体からなる多孔体フィルム
DE60135894D1 (de) 2000-10-30 2008-11-06 Asahi Glass Co Ltd Tetrafluoroethylenpolymer für Dehnung
EP1263073A1 (en) 2001-05-31 2002-12-04 Asahi Glass Co., Ltd. Membrane-electrode assembly for solid polymer electrolyte fuel cells and process for its production
US6613203B1 (en) 2001-09-10 2003-09-02 Gore Enterprise Holdings Ion conducting membrane having high hardness and dimensional stability
JP3900883B2 (ja) 2001-10-05 2007-04-04 ダイキン工業株式会社 含フッ素重合体ラテックスの製造方法
US6541589B1 (en) 2001-10-15 2003-04-01 Gore Enterprise Holdings, Inc. Tetrafluoroethylene copolymer
MXPA04006460A (es) 2002-01-04 2004-10-04 Du Pont Dispersiones de fluoropolimeros concentradas.
JP4857560B2 (ja) 2002-09-30 2012-01-18 旭硝子株式会社 固体高分子型燃料電池用電解質膜の製造方法
US6737158B1 (en) 2002-10-30 2004-05-18 Gore Enterprise Holdings, Inc. Porous polymeric membrane toughened composites
JP4702053B2 (ja) 2003-04-17 2011-06-15 旭硝子株式会社 固体高分子電解質膜、固体高分子型燃料電池用膜電極接合体及び固体高分子電解質膜の製造方法
US6979428B2 (en) 2003-08-01 2005-12-27 Steris Inc. Fluid over-flow/make-up air assembly for reprocessor
CN100436517C (zh) * 2003-08-25 2008-11-26 大金工业株式会社 混合的聚四氟乙烯粉体、聚四氟乙烯多孔成型体及其制造方法、高频信号传输用制品
US7696268B2 (en) * 2003-10-31 2010-04-13 Daikin Industries, Ltd. Process for producing aqueous fluoropolymer dispersion and aqueous fluoropolymer dispersion
JP4951970B2 (ja) 2003-12-22 2012-06-13 ダイキン工業株式会社 非溶融加工性ポリテトラフルオロエチレン及びそのファインパウダー
JP2006049002A (ja) 2004-08-02 2006-02-16 Toyota Motor Corp 固体高分子電解質の製造方法、固体高分子電解質膜、及び燃料電池
US20060051568A1 (en) 2004-09-09 2006-03-09 O'brien William G Composite membranes of high homogeneity
JP2006116816A (ja) 2004-10-21 2006-05-11 Sumitomo Chemical Co Ltd 積層体の製造方法及び製造装置
US7531611B2 (en) 2005-07-05 2009-05-12 Gore Enterprise Holdings, Inc. Copolymers of tetrafluoroethylene
GB0514398D0 (en) 2005-07-15 2005-08-17 3M Innovative Properties Co Aqueous emulsion polymerization of fluorinated monomers using a fluorinated surfactant
US20070015937A1 (en) 2005-07-15 2007-01-18 3M Innovative Properties Company Process for recovery of fluorinated carboxylic acid surfactants from exhaust gas
GB0525978D0 (en) 2005-12-21 2006-02-01 3M Innovative Properties Co Fluorinated Surfactants For Making Fluoropolymers
GB0523853D0 (en) 2005-11-24 2006-01-04 3M Innovative Properties Co Fluorinated surfactants for use in making a fluoropolymer
GB0514387D0 (en) 2005-07-15 2005-08-17 3M Innovative Properties Co Aqueous emulsion polymerization of fluorinated monomers using a perfluoropolyether surfactant
US7306729B2 (en) 2005-07-18 2007-12-11 Gore Enterprise Holdings, Inc. Porous PTFE materials and articles produced therefrom
US20070051780A1 (en) 2005-08-23 2007-03-08 Andersen Jean M Lined envelope
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
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
EP1939223B1 (en) 2005-10-20 2011-07-13 Asahi Glass Company, Limited Method for producing melt-moldable fluororesin
KR20080086489A (ko) 2005-12-15 2008-09-25 토넨 케미칼 코퍼레이션 친수성 복합 미세 다공막 및 그 제조 방법
CN101421319B (zh) 2006-04-13 2012-03-07 大金工业株式会社 四氟乙烯聚合物及其水性分散液
EP2009365A4 (en) 2006-04-14 2013-11-20 Bridgestone Corp IN-LINE HEATING DEVICE AND METHOD FOR THE PRODUCTION THEREOF
US20070276103A1 (en) 2006-05-25 2007-11-29 3M Innovative Properties Company Fluorinated Surfactants
US8119750B2 (en) 2006-07-13 2012-02-21 3M Innovative Properties Company Explosion taming surfactants for the production of perfluoropolymers
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
JP2008288193A (ja) 2007-04-19 2008-11-27 Toyota Motor Corp 燃料電池用補強型電解質膜、燃料電池用膜−電極接合体、及びそれを備えた固体高分子形燃料電池
JP5257360B2 (ja) 2007-06-28 2013-08-07 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及びその製造方法
EP2270818B1 (en) 2008-03-19 2020-03-04 Asahi Kasei Kabushiki Kaisha Polyelectrolyte and process for producing the polyelectrolyte
EP2254181B1 (en) 2008-03-21 2012-10-24 Asahi Glass Company, Limited Membrane electrode assembly for solid polymer fuel cell, and solid polymer fuel cell comprising the same
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
JP2010058026A (ja) 2008-09-02 2010-03-18 Fujifilm Corp 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
US8058376B2 (en) 2008-12-23 2011-11-15 E. I. Du Pont De Nemours And Company Fluoropolymer produced by aqueous polymerization using dispersed particulate of fluorinated lonomer produced in situ
CN101771153A (zh) 2008-12-30 2010-07-07 上海清能燃料电池技术有限公司 电化学电池的复合膜
JP5544505B2 (ja) 2009-02-27 2014-07-09 旭硝子株式会社 ポリテトラフルオロエチレン延伸フィルムの製造方法およびポリテトラフルオロエチレン延伸フィルム
US8658707B2 (en) 2009-03-24 2014-02-25 W. L. Gore & Associates, Inc. Expandable functional TFE copolymer fine powder, the expanded functional products obtained therefrom and reaction of the expanded products
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
CN105218712B (zh) * 2009-03-30 2017-10-27 大金工业株式会社 一种聚四氟乙烯的制造方法
JP5609874B2 (ja) 2009-07-31 2014-10-22 旭硝子株式会社 電解質材料、液状組成物および固体高分子形燃料電池用膜電極接合体
GB201007043D0 (en) * 2010-04-28 2010-06-09 3M Innovative Properties Co Process for producing ptfe and articles thereof
EP2409998B1 (en) 2010-07-23 2015-11-25 3M Innovative Properties Company High melting PTFE polymers suitable for melt-processing into shaped articles
US8808848B2 (en) 2010-09-10 2014-08-19 W. L. Gore & Associates, Inc. Porous article
JP4984007B1 (ja) 2010-12-21 2012-07-25 ダイキン工業株式会社 ポリテトラフルオロエチレン混合物
JP5418584B2 (ja) 2010-12-21 2014-02-19 ダイキン工業株式会社 ポリテトラフルオロエチレン混合物
EP3000829B1 (en) 2011-08-25 2017-10-04 Daikin Industries, Ltd. Method for producing aqueous polytetrafluoroethylene dispersion
US20130183515A1 (en) 2012-01-16 2013-07-18 Charles F. White Articles including expanded polytetrafluoroethylene membranes with serpentine fibrils
EP2810958B1 (en) * 2012-02-02 2016-11-30 Asahi Glass Company, Limited Method for producing polytetrafluoroethylene fine powder
TWI639462B (zh) 2012-04-20 2018-11-01 Daikin Industries, Ltd. 以聚四氟乙烯（ｐｔｆｅ）為主成分之組合物、混合粉末及成形用材料
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
JP6341633B2 (ja) * 2013-05-17 2018-06-13 ダイキン工業株式会社 パーフルオロゴム水性分散液の製造方法
WO2015060364A1 (ja) 2013-10-23 2015-04-30 ダイキン工業株式会社 エンボス加工されたエアフィルタ用濾材、フィルタパック、エアフィルタユニット、およびエンボス加工されたエアフィルタ用濾材の製造方法
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
EP3075768A4 (en) 2013-11-29 2017-06-21 Daikin Industries, Ltd. Biaxially-oriented porous film
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
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

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EP3053937A4 (en) 2017-05-17
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