Title:
NONAQUEOUS ELECTROLYTE BATTERY AND NEGATIVE ELECTRODE
Document Type and Number:
Japanese Patent JP2009205848
Kind Code:
A
Abstract:
To provide a nonaqueous electrolyte secondary battery and a negative electrode which are prevented from being cracked while improving the productivity of the electrodes, particularly, the negative electrode.
Disclosed is the nonaqueous electrolyte secondary battery equipped with a positive electrode, the negative electrode, and a nonaqueous electrolyte. The negative electrode contains a negative electrode mixture including a binder, the binder contains polyvinylidene fluoride and acrylonitrile, and the mass ratio of the polyvinylidene fluoride to acrylonitrile is 99.9:0.1 to 95.1:4.9.
Inventors:
UGAWA SHINSAKU
Application Number:
JP2008044685A
Publication Date:
September 10, 2009
Filing Date:
February 26, 2008
Export Citation:
Assignee:
SONY CORP
International Classes:
H01M4/62; H01M4/13; H01M10/0565
Domestic Patent References:
JP2007258127A | 2007-10-04 | |||
JP2006190649A | 2006-07-20 | |||
JP2004095538A | 2004-03-25 | |||
JP2007258127A | 2007-10-04 | |||
JP2006190649A | 2006-07-20 | |||
JP2004095538A | 2004-03-25 |
Attorney, Agent or Firm:
Hironori Honda
Furudate Kutanko
Furudate Kutanko