JP4367951B2 - 非水二次電池 - Google Patents
非水二次電池 Download PDFInfo
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- JP4367951B2 JP4367951B2 JP2005321051A JP2005321051A JP4367951B2 JP 4367951 B2 JP4367951 B2 JP 4367951B2 JP 2005321051 A JP2005321051 A JP 2005321051A JP 2005321051 A JP2005321051 A JP 2005321051A JP 4367951 B2 JP4367951 B2 JP 4367951B2
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- separator
- secondary battery
- fluorine
- hydrogen
- positive electrode
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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
Description
1)−CH3、−CH2CH3などの炭素数1〜10のアルキル基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
2)−OCH3、−OCH2CH3、−OC6H5、−OCH2OCH2CH3などの炭素数1〜10のアルコキシ基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
3)−COOCH3、−COOCH2CH3、−COOC6H5などの炭素数1〜10のカルボキシル基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
4)−COCH3、−COCH2CH3、−COC6H5などの炭素数1〜10のカルボニル基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
5)−C6H5、−C6H4CH3、−C6H5(CH3)2などの炭素数1〜12のアリール基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
6)−CH=CH2、−CH=CH2C2H5、−CH=CH2C6H5などの炭素数1〜10のビニル基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
7)水素またはフッ素、塩素などのハロゲン元素
のいずれかであって、6個のRは互いに同じであっても異なっていてもよい。
4 釘
6 2枚目セパレータ
10 非水二次電池
12 積層体
14 収容容器
16 正極リード端子
18 負極リード端子
Claims (6)
- リチウムイオンを吸蔵・放出できる活物質を含む負極と、リチウム含有酸化物を含む正極とがセパレータを介して積層或いは捲回され、非水電解質とともに収容容器に収納された非水二次電池において、
前記セパレータが、空孔率の異なる独立した不織布と多孔質フィルムとを重ねたものであり、
前記正極側に面するセパレータ用材料が前記不織布で構成され、前記負極側に面するセパレータ用材料が前記多孔質フィルムにより構成され、
前記セパレータは、前記正極側に面した前記不織布の空孔率が、前記負極側に面した前記多孔質フィルムの空孔率よりも高く、
前記電解質に対し、ベンゼン環を有する芳香族化合物を質量比で2〜15%添加し、且つホスファゼン誘導体を質量比で1〜15%添加したことを特徴とする非水二次電池。 - 前記ホスファゼン誘導体が、下記一般式(1)で表される環状の化合物である請求項1記載の非水二次電池。
1)−CH3、−CH2CH3などの炭素数1〜10のアルキル基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
2)−OCH3、−OCH2CH3、−OC6H5、−OCH2OCH2CH3などの炭素数1〜10のアルコキシ基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
3)−COOCH3、−COOCH2CH3、−COOC6H5などの炭素数1〜10のカルボキシル基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
4)−COCH3、−COCH2CH3、−COC6H5などの炭素数1〜10のカルボニル基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
5)−C6H5、−C6H4CH3、−C6H5(CH3)2などの炭素数1〜12のアリール基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
6)−CH=CH2、−CH=CH2C2H5、−CH=CH2C6H5などの炭素数1〜10のビニル基(ただし、水素の一部または全部がフッ素などのハロゲン元素で置換されていてもよい)
7)水素またはフッ素、塩素などのハロゲン元素
のいずれかであって、6個のRは互いに同じであっても異なっていてもよい。 - 前記ベンゼン環を有する芳香族化合物が、ビフェニルおよびシクロへキシルベンゼンより選択される少なくとも1種の化合物またはその誘導体である請求項1又は2記載の非水二次電池。
- 前記セパレータの材質が、ポリエチレン、ポリプロピレン、ポリエチレンとポリプロピレンの融合体、ポリエチレンテレフタレートおよびポリブチレンテレフタレートより選択される少なくとも1種である請求項1乃至3のいずれか記載の非水二次電池。
- 前記セパレータの透気度が600(s/100ml)以下で、前記セパレータ1層分の厚みが5μm〜50μmであり、前記セパレータの空孔率が30%〜80%である請求項1乃至4のいずれか記載の非水二次電池。
- 前記負極の活物質が炭素材である請求項1乃至5のいずれか記載の非水二次電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005321051A JP4367951B2 (ja) | 2005-02-10 | 2005-11-04 | 非水二次電池 |
Applications Claiming Priority (3)
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JP2005033818 | 2005-02-10 | ||
JP2005040562 | 2005-02-17 | ||
JP2005321051A JP4367951B2 (ja) | 2005-02-10 | 2005-11-04 | 非水二次電池 |
Publications (2)
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JP2006261093A JP2006261093A (ja) | 2006-09-28 |
JP4367951B2 true JP4367951B2 (ja) | 2009-11-18 |
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JP2005321051A Active JP4367951B2 (ja) | 2005-02-10 | 2005-11-04 | 非水二次電池 |
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Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4836185B2 (ja) * | 2006-03-02 | 2011-12-14 | 日立マクセルエナジー株式会社 | 非水電解液二次電池 |
JP5398130B2 (ja) * | 2007-07-03 | 2014-01-29 | 株式会社Nttファシリティーズ | 非水電解液電池 |
KR101075319B1 (ko) * | 2008-05-21 | 2011-10-19 | 삼성에스디아이 주식회사 | 리튬이온 이차전지용 전해액 및 이를 포함하는 리튬이온이차전지 |
US20120088162A1 (en) * | 2008-08-07 | 2012-04-12 | Harrup Mason K | Safe Battery Solvents |
DE102009015687A1 (de) * | 2009-03-31 | 2010-10-07 | Li-Tec Battery Gmbh | Galvanische Zelle mit Rahmen |
JP2011204822A (ja) * | 2010-03-25 | 2011-10-13 | Jm Energy Corp | リチウムイオンキャパシタ |
JP5433529B2 (ja) * | 2010-08-25 | 2014-03-05 | 株式会社日立製作所 | リチウムイオン二次電池 |
WO2012029654A1 (ja) * | 2010-09-02 | 2012-03-08 | 日本電気株式会社 | 二次電池 |
JP2012113875A (ja) * | 2010-11-22 | 2012-06-14 | Hitachi Maxell Energy Ltd | 非水電解質電池モジュール |
JP5595887B2 (ja) * | 2010-12-06 | 2014-09-24 | 株式会社日立製作所 | リチウム二次電池 |
JP5809888B2 (ja) * | 2011-09-02 | 2015-11-11 | 株式会社Nttファシリティーズ | 非水電解液電池 |
EP2997620A1 (en) * | 2013-05-14 | 2016-03-23 | Mason K. Harrup | Fluorinated phosphazenes for use as electrolyte additives and co-solvents in lithium ion batteries |
WO2015098626A1 (ja) * | 2013-12-27 | 2015-07-02 | 新神戸電機株式会社 | リチウムイオン二次電池 |
JPWO2017014222A1 (ja) * | 2015-07-21 | 2018-05-24 | 日立化成株式会社 | リチウムイオン二次電池 |
WO2020054662A1 (ja) * | 2018-09-11 | 2020-03-19 | マクセルホールディングス株式会社 | 筒形非水電解液一次電池 |
CN111864270B (zh) * | 2019-04-24 | 2022-06-24 | 微宏动力系统(湖州)有限公司 | 一种非水电解液及包含该电解液的锂离子二次电池 |
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US5830600A (en) * | 1996-05-24 | 1998-11-03 | Sri International | Nonflammable/self-extinguishing electrolytes for batteries |
JPH10302749A (ja) * | 1997-04-25 | 1998-11-13 | Nissan Motor Co Ltd | 非水電解液二次電池 |
JP2000030740A (ja) * | 1998-07-15 | 2000-01-28 | Toyota Central Res & Dev Lab Inc | リチウム二次電池 |
JP2001023687A (ja) * | 1999-07-09 | 2001-01-26 | Sony Corp | 非水電解質電池 |
JP4314503B2 (ja) * | 1999-08-04 | 2009-08-19 | 株式会社豊田中央研究所 | リチウム二次電池 |
JP2004006164A (ja) * | 2002-06-03 | 2004-01-08 | Hitachi Maxell Ltd | 非水二次電池およびそれを用いた電子機器 |
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