发明名称 |
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY |
摘要 |
Provided is a nonaqueous electrolyte secondary battery in which a negative-electrode active material containing a graphite material and silicon or a silicon compound is used and which has an excellent charge-discharge cycle characteristic. In the nonaqueous electrolyte secondary battery, the negative-electrode active material used is an active material containing a graphite material and silicon or a silicon compound, and the negative electrode binder used comprises a polyimide and polyvinylpyrrolidone.
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申请公布号 |
US2012196184(A1) |
申请公布日期 |
2012.08.02 |
申请号 |
US201213363607 |
申请日期 |
2012.02.01 |
申请人 |
TANAKA TADAYOSHI;YOKOI MAI;MINAMI HIROSHI;IMACHI NAOKI;SANYO ELECTRIC CO., LTD. |
发明人 |
TANAKA TADAYOSHI;YOKOI MAI;MINAMI HIROSHI;IMACHI NAOKI |
分类号 |
H01M4/62 |
主分类号 |
H01M4/62 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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