Title:
蓄電素子
Document Type and Number:
Japanese Patent JP6487139
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a power storage element which has reduced manufacturing cost and furthermore, has improved output performance.SOLUTION: A power storage element 10 includes: a positive electrode 410; a negative electrode 420; a separator 430 arranged between the positive electrode 410 and the negative electrode 420; and a nonaqueous electrolyte. The negative electrode 420 has a negative electrode active material containing at least carbon, and the separator 430 includes a cellulose fiber. On the surface of one of the positive electrode and the negative electrode, a protective layer is formed, and the protective layer is constituted of ceramic having insulation properties.
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Inventors:
Takeshi Nakamoto
Junpei Yokoyama
Takayuki Koyama
Junpei Yokoyama
Takayuki Koyama
Application Number:
JP2013175748A
Publication Date:
March 20, 2019
Filing Date:
August 27, 2013
Export Citation:
Assignee:
Gs Yuasa Co., Ltd.
International Classes:
H01M4/133; H01M2/16; H01M4/137; H01M4/62; H01M10/0567
Domestic Patent References:
| JP20084438A | ||||
| JP9245836A | ||||
| JP2011216276A | ||||
| JP2011216295A | ||||
| JP2010232469A | ||||
| JP2011134623A | ||||
| JP2010238464A |
Attorney, Agent or Firm:
Masaki Nakahara