WO2008153117A1 - 多孔質シート、電気化学素子用セパレータおよび多孔質シートの製造方法 - Google Patents

多孔質シート、電気化学素子用セパレータおよび多孔質シートの製造方法 Download PDF

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Publication number
WO2008153117A1
WO2008153117A1 PCT/JP2008/060824 JP2008060824W WO2008153117A1 WO 2008153117 A1 WO2008153117 A1 WO 2008153117A1 JP 2008060824 W JP2008060824 W JP 2008060824W WO 2008153117 A1 WO2008153117 A1 WO 2008153117A1
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WO
WIPO (PCT)
Prior art keywords
porous sheet
separator
producing
network structure
porous
Prior art date
Application number
PCT/JP2008/060824
Other languages
English (en)
French (fr)
Inventor
Takahiro Tsukuda
Masatoshi Midorikawa
Tomohiro Sato
Original Assignee
Mitsubishi Paper Mills Limited
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
Application filed by Mitsubishi Paper Mills Limited filed Critical Mitsubishi Paper Mills Limited
Priority to US12/664,578 priority Critical patent/US8202406B2/en
Priority to JP2009519310A priority patent/JP4970539B2/ja
Publication of WO2008153117A1 publication Critical patent/WO2008153117A1/ja

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/02—Diaphragms; Separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/22—Electrodes
    • H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/52—Separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/423—Polyamide resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/44—Fibrous material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491—Porosity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/13—Energy storage using capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/608—Including strand or fiber material which is of specific structural definition
    • Y10T442/614—Strand or fiber material specified as having microdimensions [i.e., microfiber]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Cell Separators (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Laminated Bodies (AREA)
  • Polyamides (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

　電解液浸透性と耐ドライアップ性のバランスが良く、ハイレート特性に優れ、電気化学素子用セパレータに好適な多孔質シート及びその製造方法を提供する。 　本発明は、平均繊維径０．０１～１０μｍの非フィブリル状繊維を含有する多孔質基材、およびポリマーからなる孔径０．０１～１０μｍの貫通孔を有する網状構造体からなり、該多孔質基材の表面および内部に該網状構造体が存在し、平均繊維径０．０１～１０μｍの非フィブリル状繊維と網状構造体とが絡合してなることを特徴とする多孔質シート、該多孔質シートからなる電気化学素子用セパレータ、ならびに多孔質シートの製造方法に関する。
PCT/JP2008/060824 2007-06-15 2008-06-13 多孔質シート、電気化学素子用セパレータおよび多孔質シートの製造方法 WO2008153117A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US12/664,578 US8202406B2 (en) 2007-06-15 2008-06-13 Porous sheet, separator for electrochemical element, and method for manufacturing porous sheet
JP2009519310A JP4970539B2 (ja) 2007-06-15 2008-06-13 多孔質シート、電気化学素子用セパレータおよび多孔質シートの製造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007159027 2007-06-15
JP2007-159027 2007-06-15

Publications (1)

Publication Number Publication Date
WO2008153117A1 true WO2008153117A1 (ja) 2008-12-18

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PCT/JP2008/060824 WO2008153117A1 (ja) 2007-06-15 2008-06-13 多孔質シート、電気化学素子用セパレータおよび多孔質シートの製造方法

Country Status (4)

Country Link
US (1) US8202406B2 (ja)
JP (1) JP4970539B2 (ja)
KR (1) KR20100040721A (ja)
WO (1) WO2008153117A1 (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011187515A (ja) * 2010-03-05 2011-09-22 Mitsubishi Paper Mills Ltd 電気化学素子用セパレータ及びそれを用いてなる電気化学素子
JP2012104737A (ja) * 2010-11-12 2012-05-31 Nippon Kodoshi Corp セパレータ及び該セパレータを用いた固体電解コンデンサ
JP2014186915A (ja) * 2013-03-25 2014-10-02 Nippon Kodoshi Corp セパレータ及び非水系電池
CN109786619A (zh) * 2017-11-13 2019-05-21 北京碳阳科技有限公司 一种电池隔膜及其制备方法
WO2019163635A1 (ja) 2018-02-20 2019-08-29 三菱製紙株式会社 不織布塗工機
US10532329B2 (en) 2013-11-14 2020-01-14 Entegris, Inc. Microporous polyamide-imide membranes

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* Cited by examiner, † Cited by third party
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GB0921953D0 (en) * 2009-12-16 2010-02-03 Enpar Technologies Inc Flow-through electro static water filter
US9027765B2 (en) 2010-12-17 2015-05-12 Hollingsworth & Vose Company Filter media with fibrillated fibers
JP5594844B2 (ja) * 2011-04-04 2014-09-24 三菱製紙株式会社 電気化学素子用セパレーター
JP5594845B2 (ja) * 2011-04-04 2014-09-24 三菱製紙株式会社 電気化学素子用セパレーター
US9666848B2 (en) * 2011-05-20 2017-05-30 Dreamweaver International, Inc. Single-layer lithium ion battery separator
CN103781832B (zh) * 2011-09-09 2015-08-19 旭化成纤维株式会社 聚酮多孔膜
CA2864376C (en) 2012-02-15 2016-11-22 Hokuetsu Kishu Paper Co., Ltd. Porous body and process for manufacturing same
WO2013146766A1 (ja) * 2012-03-30 2013-10-03 日本電気株式会社 リチウムイオン二次電池
CN104254933B (zh) * 2012-04-30 2017-06-06 株式会社Lg化学 隔膜及具备其的电化学器件
US9511330B2 (en) 2012-06-20 2016-12-06 Hollingsworth & Vose Company Fibrillated fibers for liquid filtration media
US20130341290A1 (en) * 2012-06-20 2013-12-26 Hollingsworth & Vose Company Fibrillated fibers for liquid filtration media
US10137392B2 (en) 2012-12-14 2018-11-27 Hollingsworth & Vose Company Fiber webs coated with fiber-containing resins
US10164231B2 (en) * 2013-02-05 2018-12-25 Hrl Laboratories, Llc Separators for lithium-sulfur batteries
JP2015065153A (ja) * 2013-08-30 2015-04-09 三菱製紙株式会社 電気化学素子用セパレータ、電気化学素子用セパレータの製造方法及び電気化学素子
JP6373387B2 (ja) * 2013-11-06 2018-08-15 エルジー・ケム・リミテッド 電気化学素子用分離膜
IL230509A (en) * 2014-01-16 2016-02-29 Elbit Systems Land & C4I Ltd Super-capacitor configuration with peptide-coated graphene electrodes
CN106463263B (zh) * 2014-05-16 2019-10-15 松下知识产权经营株式会社 电解电容器的制造方法
WO2016027361A1 (ja) * 2014-08-22 2016-02-25 株式会社クラレ 導電性不織布およびそれに用いられるメルトブロー不織布の製造方法
CN107534116B (zh) * 2015-03-02 2020-10-09 株式会社Lg化学 用于电化学装置的分隔膜的制备方法和制备设备
JP6783735B2 (ja) * 2017-09-19 2020-11-11 株式会社東芝 リチウムイオン二次電池用の電極群、二次電池、電池パック及び車両
JP6338759B1 (ja) 2017-11-21 2018-06-06 ニッポン高度紙工業株式会社 電気化学素子用セパレータ及び電気化学素子
JP6989414B2 (ja) * 2018-02-27 2022-01-05 ニッポン高度紙工業株式会社 電気化学素子用セパレータ及び電気化学素子
CN114853615B (zh) * 2022-03-11 2023-05-16 上海交通大学 一种二胺单体、聚酰亚胺薄膜及其制备方法和应用

Citations (3)

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Publication number Priority date Publication date Assignee Title
JP2005042235A (ja) * 2003-07-25 2005-02-17 Mitsubishi Paper Mills Ltd 耐熱性不織布
WO2005101432A1 (ja) * 2004-04-16 2005-10-27 Mitsubishi Paper Mills Limited 電気化学素子用セパレータ
JP2006100512A (ja) * 2004-09-29 2006-04-13 Teijin Ltd キャパシタ用セパレーターおよびキャパシタ

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JP3466206B2 (ja) 1992-03-19 2003-11-10 ニッポン高度紙工業株式会社 電解コンデンサ
JPH11168033A (ja) * 1997-12-03 1999-06-22 Asahi Glass Co Ltd 電気二重層キャパシタ
JP2000003834A (ja) 1998-06-16 2000-01-07 Nippon Kodoshi Corp 電気二重層コンデンサ
JP3717782B2 (ja) * 1999-12-24 2005-11-16 日本バイリーン株式会社 電気二重層キャパシタ用セパレータ
US6905798B2 (en) * 2000-05-29 2005-06-14 Mitsubishi Paper Mills Limited Separator for electrochemical device and method for producing the same
JP2004269479A (ja) * 2003-03-12 2004-09-30 Otsuka Chemical Co Ltd 殺ダニ剤組成物
US9023534B2 (en) * 2005-07-29 2015-05-05 Toyo Boseki Kabushiki Kaisha Polyamide imide fiber, non-woven fabric composed of the fiber, process for manufacture of the non-woven fabric, and separator for electronic component
JP4946006B2 (ja) 2005-11-04 2012-06-06 東レ株式会社 複合多孔質膜及びその製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005042235A (ja) * 2003-07-25 2005-02-17 Mitsubishi Paper Mills Ltd 耐熱性不織布
WO2005101432A1 (ja) * 2004-04-16 2005-10-27 Mitsubishi Paper Mills Limited 電気化学素子用セパレータ
JP2006100512A (ja) * 2004-09-29 2006-04-13 Teijin Ltd キャパシタ用セパレーターおよびキャパシタ

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011187515A (ja) * 2010-03-05 2011-09-22 Mitsubishi Paper Mills Ltd 電気化学素子用セパレータ及びそれを用いてなる電気化学素子
JP2012104737A (ja) * 2010-11-12 2012-05-31 Nippon Kodoshi Corp セパレータ及び該セパレータを用いた固体電解コンデンサ
JP2014186915A (ja) * 2013-03-25 2014-10-02 Nippon Kodoshi Corp セパレータ及び非水系電池
US10532329B2 (en) 2013-11-14 2020-01-14 Entegris, Inc. Microporous polyamide-imide membranes
US10919001B2 (en) 2013-11-14 2021-02-16 Entegris, Inc. Microporous polyamide-imide membranes
CN109786619A (zh) * 2017-11-13 2019-05-21 北京碳阳科技有限公司 一种电池隔膜及其制备方法
CN109786619B (zh) * 2017-11-13 2022-04-08 新材料与产业技术北京研究院 一种电池隔膜及其制备方法
WO2019163635A1 (ja) 2018-02-20 2019-08-29 三菱製紙株式会社 不織布塗工機

Also Published As

Publication number Publication date
JPWO2008153117A1 (ja) 2010-08-26
JP4970539B2 (ja) 2012-07-11
US8202406B2 (en) 2012-06-19
KR20100040721A (ko) 2010-04-20
US20100252426A1 (en) 2010-10-07

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