发明名称 |
POSITIVE-ELECTRODE ACTIVE MATERIAL POWDER |
摘要 |
The present invention provides a positive-electrode active material powder, which comprises a granular material (A) capable of doping/dedoping lithium ions and a deposit (B) placed on the surface of the material in a granular or layered form (herein, the material (A) and the deposit (B) are not the same), the percentage of [volumetric sum of particles having a particle diameter of 1 mum or less]/[volumetric sum of entire particles] being 5% or less.
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申请公布号 |
US2009008602(A1) |
申请公布日期 |
2009.01.08 |
申请号 |
US20070282049 |
申请日期 |
2007.03.12 |
申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
发明人 |
YOSHIDA TAKASHI;NAKANE KENJI |
分类号 |
H01M4/88;H01M4/00;H01M4/131;H01M4/1391;H01M4/50;H01M4/505;H01M4/52;H01M4/525;H01M10/052;H01M10/36 |
主分类号 |
H01M4/88 |
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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