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WO2008155885A1 - 非水電解質二次電池及び非水電解質二次電池用電極の製造方法 - Google Patents

非水電解質二次電池及び非水電解質二次電池用電極の製造方法 Download PDF

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Publication number
WO2008155885A1
WO2008155885A1 PCT/JP2008/001505 JP2008001505W WO2008155885A1 WO 2008155885 A1 WO2008155885 A1 WO 2008155885A1 JP 2008001505 W JP2008001505 W JP 2008001505W WO 2008155885 A1 WO2008155885 A1 WO 2008155885A1
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WO
WIPO (PCT)
Prior art keywords
nonaqueous electrolyte
secondary battery
electrolyte secondary
layer
binder
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/JP2008/001505
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English (en)
French (fr)
Inventor
Yoshiyuki Muraoka
Takuji Hirano
Shinji Kasamatsu
Miyuki Nakai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Panasonic Corp
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Filing date
Publication date
Application filed by Panasonic Corp filed Critical Panasonic Corp
Priority to US12/374,730 priority Critical patent/US8124278B2/en
Priority to CN2008800075640A priority patent/CN101627492B/zh
Publication of WO2008155885A1 publication Critical patent/WO2008155885A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49108—Electric battery cell making
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49108—Electric battery cell making
    • Y10T29/49115—Electric battery cell making including coating or impregnating

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)

Abstract

　正極５、負極６、セパレータ７及び非水電解質とを備えた非水電解質二次電池であって、正極５及び負極６の少なくとも一方の電極の集電体５１の表面には、活物質及びバインダーを含む合剤層が形成されている。合剤層は、活物質に対するバインダーの体積比率が異なる第１の層５２及び第２の層５３で構成されており、集電体５１の表面に接する第１の層５２におけるバインダーの体積比率は、第２の層５３におけるバインダーの体積比率よりも小さい。
PCT/JP2008/001505 2007-06-18 2008-06-12 非水電解質二次電池及び非水電解質二次電池用電極の製造方法 Ceased WO2008155885A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US12/374,730 US8124278B2 (en) 2007-06-18 2008-06-12 Nonaqueous electrolyte secondary battery and method for manufacturing electrode of nonaqueous electrolyte secondary battery
CN2008800075640A CN101627492B (zh) 2007-06-18 2008-06-12 非水电解质二次电池及非水电解质二次电池用电极的制造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-159795 2007-06-18
JP2007159795A JP2008311164A (ja) 2007-06-18 2007-06-18 非水電解質二次電池および非水電解質二次電池用電極の製造方法

Publications (1)

Publication Number Publication Date
WO2008155885A1 true WO2008155885A1 (ja) 2008-12-24

Family

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PCT/JP2008/001505 Ceased WO2008155885A1 (ja) 2007-06-18 2008-06-12 非水電解質二次電池及び非水電解質二次電池用電極の製造方法

Country Status (4)

Country Link
US (1) US8124278B2 (ja)
JP (1) JP2008311164A (ja)
CN (1) CN101627492B (ja)
WO (1) WO2008155885A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
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EP2330663A4 (en) * 2009-07-31 2014-01-22 Toyota Motor Co Ltd METHOD FOR PRODUCING A BATTERY ELECTRODE

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JP4274256B2 (ja) * 2006-08-25 2009-06-03 トヨタ自動車株式会社 蓄電装置用電極及び蓄電装置
JP5316862B2 (ja) * 2009-02-04 2013-10-16 株式会社豊田自動織機 リチウムイオン二次電池用負極及びその製造方法
US9263730B2 (en) * 2010-05-12 2016-02-16 Kabushiki Kaisha Toyota Jidoshokki Electrode for lithium-ion secondary battery and manufacturing process for the same
JP2012004066A (ja) * 2010-06-21 2012-01-05 Hitachi Vehicle Energy Ltd 二次電池、二次電池用電極及びその製造方法
CN103250281B (zh) * 2010-12-06 2015-08-05 丰田自动车株式会社 锂离子二次电池的制造方法
JP2013137955A (ja) * 2011-12-28 2013-07-11 Toyota Motor Corp 非水系二次電池
JP5725372B2 (ja) * 2012-02-07 2015-05-27 トヨタ自動車株式会社 非水電解質二次電池
US20140220256A1 (en) * 2013-02-01 2014-08-07 Encell Technology, Inc. Process for manufacturing a continuous coated iron electrode
US20140220435A1 (en) * 2013-02-01 2014-08-07 Encell Technology, Inc. Continuous coated iron electrode
US20140220434A1 (en) * 2013-02-01 2014-08-07 Encell Technology, Inc. Nickel iron battery employing a coated iron electrode
JP6523608B2 (ja) * 2013-03-26 2019-06-05 株式会社東芝 非水電解質二次電池用電極、非水電解質二次電池及び電池パック
KR20150010159A (ko) * 2013-07-18 2015-01-28 삼성에스디아이 주식회사 리튬 이차 전지 및 이의 제조 방법
US20230126166A1 (en) * 2013-10-31 2023-04-27 Encell Technology, Inc. Nickel iron battery employing a coated iron electrode
KR101924142B1 (ko) * 2015-04-07 2018-11-30 주식회사 엘지화학 전극 및 이의 제조방법
US10833313B2 (en) * 2015-10-22 2020-11-10 Maxell Holdings, Ltd. Positive electrode for nonaqeous electrolyte secondary battery and a nonaqueous electrolyte secondary battery
JP6726584B2 (ja) 2015-10-22 2020-07-22 マクセルホールディングス株式会社 非水電解質二次電池用正極および非水電解質二次電池
US11539050B2 (en) * 2017-01-12 2022-12-27 Contemporary Amperex Technology Co., Limited Current collector, electrode plate and battery containing the same, and application thereof
CN110495035B (zh) 2017-03-31 2022-07-08 株式会社村田制作所 锂离子二次电池
JP7119363B2 (ja) * 2017-10-13 2022-08-17 トヨタ自動車株式会社 全固体電池
JP6969518B2 (ja) * 2018-07-27 2021-11-24 トヨタ自動車株式会社 固体電池用電極の製造方法
JP7313362B2 (ja) 2018-08-31 2023-07-24 エスケー オン カンパニー リミテッド バインダ分布が最適化した二次電池用負極及びこれを含む二次電池
KR102262044B1 (ko) 2018-08-31 2021-06-09 에스케이이노베이션 주식회사 바인더 분포가 최적화된 이차전지용 음극 및 이를 포함하는 이차전지
JP7631804B2 (ja) * 2020-12-28 2025-02-19 株式会社Ｇｓユアサ 非水電解質蓄電素子の極板、非水電解質蓄電素子及び非水電解質蓄電素子の極板の製造方法
JP2024162339A (ja) * 2023-05-10 2024-11-21 トヨタ自動車株式会社 蓄電セル

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JPH09147834A (ja) * 1995-11-24 1997-06-06 Shin Kobe Electric Mach Co Ltd 電 池
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JPH10270013A (ja) * 1997-03-27 1998-10-09 Japan Storage Battery Co Ltd 非水電解質二次電池用電極及びその製造方法
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63121247A (ja) * 1986-11-08 1988-05-25 Asahi Chem Ind Co Ltd 二次電池負極
JPH0482156A (ja) * 1990-07-23 1992-03-16 Yuasa Corp リチウム２次電池用電極
JPH09134718A (ja) * 1995-11-11 1997-05-20 Dainippon Printing Co Ltd 非水電解液２次電池用電極板及び該電極板の製造方法
JPH09147834A (ja) * 1995-11-24 1997-06-06 Shin Kobe Electric Mach Co Ltd 電 池
JPH09185960A (ja) * 1995-12-28 1997-07-15 Dainippon Printing Co Ltd 非水電解液二次電池用電極板及びその製造方法
JPH10270013A (ja) * 1997-03-27 1998-10-09 Japan Storage Battery Co Ltd 非水電解質二次電池用電極及びその製造方法
JPH11126600A (ja) * 1997-10-21 1999-05-11 Fuji Elelctrochem Co Ltd リチウムイオン二次電池

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2330663A4 (en) * 2009-07-31 2014-01-22 Toyota Motor Co Ltd METHOD FOR PRODUCING A BATTERY ELECTRODE

Also Published As

Publication number Publication date
CN101627492B (zh) 2012-06-27
CN101627492A (zh) 2010-01-13
US8124278B2 (en) 2012-02-28
JP2008311164A (ja) 2008-12-25
US20090202907A1 (en) 2009-08-13

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