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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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WIPO (PCT)
Prior art keywords
porous sheet
separator
producing
network structure
porous
Prior art date
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.)
Ceased
Application number
PCT/JP2008/060824
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English (en)
French (fr)
Inventor
Takahiro Tsukuda
Masatoshi Midorikawa
Tomohiro Sato
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Mitsubishi Paper Mills Ltd
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Mitsubishi Paper Mills 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.)
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Application filed by Mitsubishi Paper Mills Ltd filed Critical Mitsubishi Paper Mills Ltd
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
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • 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]

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  • 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 Ceased 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 Ceased 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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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
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
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
US9666848B2 (en) * 2011-05-20 2017-05-30 Dreamweaver International, Inc. Single-layer lithium ion battery separator
EP2749588B1 (en) * 2011-09-09 2015-12-16 Asahi Kasei Fibers Corporation Polyketone porous film
EP2816006B1 (en) * 2012-02-15 2019-07-24 Hokuetsu Corporation Porous body and process for manufacturing same
JP6102916B2 (ja) * 2012-03-30 2017-03-29 日本電気株式会社 リチウムイオン二次電池
WO2013165151A1 (ko) * 2012-04-30 2013-11-07 주식회사 엘지화학 세퍼레이터 및 이를 구비한 전기화학소자
US20130341290A1 (en) * 2012-06-20 2013-12-26 Hollingsworth & Vose Company Fibrillated fibers for liquid filtration media
US9511330B2 (en) * 2012-06-20 2016-12-06 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
KR101666045B1 (ko) * 2013-11-06 2016-10-13 주식회사 엘지화학 전기화학소자용 분리막
IL230509A (en) * 2014-01-16 2016-02-29 Elbit Systems Land & C4I Ltd Super-capacitor configuration with peptide-coated graphene electrodes
JP6589142B2 (ja) * 2014-05-16 2019-10-16 パナソニックＩｐマネジメント株式会社 電解コンデンサの製造方法
KR102180649B1 (ko) * 2014-08-22 2020-11-19 주식회사 쿠라레 도전성 부직포 및 그것에 사용되는 멜트 블로우 부직포의 제조 방법
KR20160106521A (ko) * 2015-03-02 2016-09-12 주식회사 엘지화학 전기화학 소자용 분리막의 제조방법 및 제조장치
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
WO2019131588A1 (ja) * 2017-12-26 2019-07-04 株式会社クラレ セパレータおよび該セパレータからなるアルカリマンガン乾電池用セパレータ
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
KR20250037396A (ko) * 2023-09-08 2025-03-17 주식회사 엘지화학 분리막, 이를 포함하는 리튬 이차전지, 및 이의 제조 방법

Citations (3)

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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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JP4244294B2 (ja) * 2000-05-29 2009-03-25 三菱製紙株式会社 電気化学素子用セパレーター及びその製造方法
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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
JP4970539B2 (ja) 2012-07-11
US20100252426A1 (en) 2010-10-07
JPWO2008153117A1 (ja) 2010-08-26
KR20100040721A (ko) 2010-04-20
US8202406B2 (en) 2012-06-19

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