发明名称 |
NEGATIVE ELECTRODE ACTIVE SUBSTANCE FOR LITHIUM SECONDARY BATTERY AND METHOD FOR PRODUCING SAME |
摘要 |
The present invention provides an anode material for a lithium secondary battery, which material realizes prolongation of the cycle life of a lithium secondary battery. The present invention relates to an anode active material for a lithium secondary battery, the active material containing a powder produced by a step of forming an etched foil through etching of both surfaces of a foil of Al having a purity of 90 mass % or higher, and a step of shredding the etched foil, the steps being carried out in this order. |
申请公布号 |
US2014113189(A1) |
申请公布日期 |
2014.04.24 |
申请号 |
US201114110507 |
申请日期 |
2011.10.11 |
申请人 |
HASHIMOTO DAISUKE;HISAYUKI KOJI;SHOWA DENKO K.K. |
发明人 |
HASHIMOTO DAISUKE;HISAYUKI KOJI |
分类号 |
H01M4/46;B02C23/06;H01M4/36 |
主分类号 |
H01M4/46 |
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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