Title:
リチウムイオン電池
Document Type and Number:
Japanese Patent JP5620005
Kind Code:
B2
Abstract:
A high-input and high-output battery having a large capacity while guaranteeing safety is provided. As a composition of an electrolytic solution, a composition ratio of ethylene carbonate (EC) is 20 vol% or more and 30 vol% or less, and a composition ratio of dimethyl carbonate (DMC) is 36 vol% or more and 50 vol% or less, and a composition ratio · (DMC/EMC) of dimethyl carbonate (DMC) and ethyl methyl carbonate (EMC) is 1.0‰¤·‰¤1.7. Furthermore, a composition ratio of an additive is 0.1 wt.% or more and 1.0 wt.% or less, and a concentration of lithium salt is 1.0 mol/L or more and 1.5 mol/L or less.
Inventors:
奥村 壮文
木村 隆之
西山 洋生
芦浦 正
檜山 翔
木村 隆之
西山 洋生
芦浦 正
檜山 翔
Application Number:
JP2013526238A
Publication Date:
November 05, 2014
Filing Date:
August 17, 2012
Export Citation:
Assignee:
新神戸電機株式会社
International Classes:
H01M10/052; H01M4/131; H01M4/36; H01M4/505; H01M4/525; H01M10/0567; H01M10/0568; H01M10/0569; H01M10/0587
Domestic Patent References:
| JP2011054516A | 2011-03-17 | |||
| JP2002203556A | 2002-07-19 | |||
| JP2009004310A | 2009-01-08 | |||
| JP2008181830A | 2008-08-07 | |||
| JP2007531216A | 2007-11-01 | |||
| JP2004319308A | 2004-11-11 | |||
| JP2001185147A | 2001-07-06 | |||
| JP2005209411A | 2005-08-04 | |||
| JP2005100955A | 2005-04-14 | |||
| JP2011154879A | 2011-08-11 | |||
| JP2011096539A | 2011-05-12 | |||
| JP2011054516A | 2011-03-17 | |||
| JP2002203556A | 2002-07-19 | |||
| JP2009004310A | 2009-01-08 | |||
| JP2008181830A | 2008-08-07 | |||
| JP2007531216A | 2007-11-01 | |||
| JP2004319308A | 2004-11-11 | |||
| JP2001185147A | 2001-07-06 | |||
| JP2005209411A | 2005-08-04 | |||
| JP2005100955A | 2005-04-14 | |||
| JP2011154879A | 2011-08-11 | |||
| JP2011096539A | 2011-05-12 |
Foreign References:
| WO2012023501A1 | 2012-02-23 | |||
| WO2012023501A1 | 2012-02-23 |
Attorney, Agent or Firm:
Tsutsui Daiwa