Title:
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
Document Type and Number:
Japanese Patent JP2015187958
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery which is inexpensive and superior in safety.SOLUTION: A nonaqueous electrolyte secondary battery comprises an electrode body arranged by winding or laminating positive and negative electrode plates with a separator interposed therebetween, provided that the positive electrode plate has a positive electrode core and a positive electrode active material layer formed on the positive electrode core, and the negative electrode plate has a negative electrode core and a negative electrode active material layer formed on the negative electrode core. The positive electrode plate has a positive electrode core-exposure part provided at, at least one end thereof where the positive electrode active material layer is not formed; and the boundary of the positive electrode active material layer and the positive electrode core-exposure part is located so as not to be opposed to the negative electrode active material layer.
Inventors:
MURAKAMI KAZUYA
MORI SHINYA
UEDA TOMOMICHI
MORI SHINYA
UEDA TOMOMICHI
Application Number:
JP2014065185A
Publication Date:
October 29, 2015
Filing Date:
March 27, 2014
Export Citation:
Assignee:
SANYO ELECTRIC CO
International Classes:
H01M10/0585; H01M4/13; H01M4/139; H01M10/0587
Domestic Patent References:
| JP2012204335A | 2012-10-22 | |||
| JP2005285429A | 2005-10-13 | |||
| JP2014123454A | 2014-07-03 |
Foreign References:
| WO2014136714A1 | 2014-09-12 | |||
| US20050221173A1 | 2005-10-06 |
Attorney, Agent or Firm:
Tokuda Yoshiaki
Koichi Nomura
Koichi Nomura