JP5110516B2 - 非水電解液二次電池 - Google Patents
非水電解液二次電池 Download PDFInfo
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- JP5110516B2 JP5110516B2 JP2007288485A JP2007288485A JP5110516B2 JP 5110516 B2 JP5110516 B2 JP 5110516B2 JP 2007288485 A JP2007288485 A JP 2007288485A JP 2007288485 A JP2007288485 A JP 2007288485A JP 5110516 B2 JP5110516 B2 JP 5110516B2
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- negative electrode
- positive electrode
- secondary battery
- aqueous electrolyte
- current collector
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- 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
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Description
以下に本発明の実施例1〜12の非水電解液二次電池について図1から3に基づいて詳細に説明する。
各実施例の非水電解液二次電池を20℃の環境温度で、印加電圧を5.0Vとして設計容量として1時間率、すなわち1000mAの定電流で3時間の充電を行い、電池の端子電圧と表面温度を測定した。表1に実施例と比較例に関して、過充電試験での電池の最高温度を表に示す。
2 正極
3 正極合剤層
4 正極集電体
5 セパレータ
6 負極
7 負極合剤層
8 負極集電体
9 正極タブ
10 負極タブ
Claims (4)
- 正極集電体に正極活物質を有する正極合剤層を形成した正極と、負極集電体に負極活物質を有する負極合剤層を形成した負極とを、セパレータを介して巻回した電極体を外装材に収容し、非水電解液を注入してなる非水電解液二次電池であって、前記電極体における前記正極集電体の正極合剤層を形成しない露出部と前記負極集電体の負極合剤層を形成しない露出部が、セパレータとイオン導電性を有するポリマーゲル電解質層を介して対向し、前記ポリマーゲル電解質層は、電池電圧が所定電圧以下では電子絶縁性を有し、電池電圧が所定電圧を越えた電圧で電子導電性を有することを特徴とする非水電解液二次電池。
- 前記ポリマーゲル電解質層は、イオン導電性ゲル電解質を主成分とし、電池電圧が所定電圧以下では電子絶縁性を有し、電池電圧が所定電圧を越えた電圧で重合して電子導電性を有する低分子量のポリマーまたはモノマーを添加剤として含むことを特徴とする請求項1に記載の非水電解液二次電池。
- 前記添加剤が、構成単位のモノマーを含む、ポリチオフェン、ポリフラン、ポリパラフェニレン及びそれらの誘導体から選択される少なくともひとつを含むことを特徴とする請求項2に記載の非水電解液二次電池。
- 前記添加剤が、シクロヘキシルベンゼンまたはtert-アルキルベンゼン誘導体を含むことを特徴とする請求項2に記載の非水電解液二次電池。
Priority Applications (1)
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JP2007288485A JP5110516B2 (ja) | 2007-11-06 | 2007-11-06 | 非水電解液二次電池 |
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JP2007288485A JP5110516B2 (ja) | 2007-11-06 | 2007-11-06 | 非水電解液二次電池 |
Publications (2)
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JP2009117162A JP2009117162A (ja) | 2009-05-28 |
JP5110516B2 true JP5110516B2 (ja) | 2012-12-26 |
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JP2007288485A Active JP5110516B2 (ja) | 2007-11-06 | 2007-11-06 | 非水電解液二次電池 |
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JP (1) | JP5110516B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014155971A1 (ja) * | 2013-03-29 | 2014-10-02 | 三洋電機株式会社 | 非水電解質二次電池 |
JP7512140B2 (ja) * | 2020-09-15 | 2024-07-08 | 株式会社東芝 | 電極群、二次電池、電池パック及び車両 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4409268C1 (de) * | 1994-03-18 | 1995-06-22 | Daimler Benz Ag | Elektrochemischer Speicher |
JP3575735B2 (ja) * | 1997-05-16 | 2004-10-13 | Necトーキン栃木株式会社 | 非水系の再充電可能なリチウム電池 |
JP2004079436A (ja) * | 2002-08-21 | 2004-03-11 | Toyota Motor Corp | 非水電解質及び非水電解質電池 |
JP2005038702A (ja) * | 2003-07-15 | 2005-02-10 | Sanyo Gs Soft Energy Co Ltd | 電池 |
JP2005251445A (ja) * | 2004-03-02 | 2005-09-15 | Matsushita Electric Ind Co Ltd | 非水電解質二次電池 |
JP4747583B2 (ja) * | 2005-01-14 | 2011-08-17 | パナソニック株式会社 | 非水電解液二次電池 |
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