发明名称 |
Negative active material, method of preparing the negative active material, electrode including the negative active material, and lithium battery including the electrode |
摘要 |
A negative active material (10) including: a composite (11) including a matrix (11) comprising silicon oxide, silicon carbide, carbon and silicon particles (12) dispersed in the matrix (11); and a carbon coating film (13) formed on a surface of the composite (11), wherein an intensity ratio of a SiC peak to a Si peak in an X-ray diffraction spectrum is at least 1, a method of preparing the negative active material, a negative electrode including the negative active material, and a lithium battery including the electrode. |
申请公布号 |
EP2592675(A1) |
申请公布日期 |
2013.05.15 |
申请号 |
EP20120179442 |
申请日期 |
2012.08.06 |
申请人 |
SAMSUNG SDI CO., LTD. |
发明人 |
KIM, DEOK-HYUN;KIM, JAE-MYUNG;JOO, KYU-NAM;KIM, TAE-SIK |
分类号 |
H01M4/134;H01M4/133;H01M4/1393;H01M4/1395;H01M4/36;H01M4/38 |
主分类号 |
H01M4/134 |
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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