发明名称 |
Negative active material for rechargeable lithium battery and rechargeable lithium battery comprising same |
摘要 |
A negative active material for a rechargeable lithium battery includes: a crystalline carbon core including pores; an amorphous carbon shell positioned on the core surface; metal nanoparticles dispersed inside the pores; and amorphous carbon inside the pores, wherein a first particle diameter difference (D50−D10) of the nanoparticles is from about 70 to about 150 nm and the second particle diameter difference (D90−D50) of the nanoparticles is from about 440 to about 520 nm. |
申请公布号 |
US8309254(B2) |
申请公布日期 |
2012.11.13 |
申请号 |
US20100775320 |
申请日期 |
2010.05.06 |
申请人 |
HWANG CHEOL-HEE;KIM BONG-CHULL;PARK SE-HO;KIM DONG-YUNG;SAMSUNG SDI CO., LTD. |
发明人 |
HWANG CHEOL-HEE;KIM BONG-CHULL;PARK SE-HO;KIM DONG-YUNG |
分类号 |
H01M4/13;H01M4/58 |
主分类号 |
H01M4/13 |
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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