| 发明名称 |
NEGATIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY |
| 摘要 |
According to an embodiment of the present invention, a negative electrode active material for a lithium secondary battery comprises an alloy including 40 to 60 at% of silicon (Si), copper (Cu), and aluminum (Al), wherein the ratio of aluminum (Al) to copper (Cu) included in the alloy is 30 to 70 or 65 to 35, and silicon does not form an intermetallic compound in the alloy. |
| 申请公布号 |
KR20150074905(A) |
申请公布日期 |
2015.07.02 |
| 申请号 |
KR20130163123 |
申请日期 |
2013.12.24 |
| 申请人 |
ILJIN ELECTRIC |
发明人 |
PARK, CHEOL HO;KIM, SEON KYONG;CHOI, YOUNG PIL;KIM, HYANG YEON;SUNG, MIN SEOK;LEE, SEUNG CHUL;KIM, JAE WOONG |
| 分类号 |
H01M4/38;H01M4/134;H01M4/46 |
主分类号 |
H01M4/38 |
| 代理机构 |
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