| 发明名称 |
RECHARGEABLE LITHIUM BATTERY |
| 摘要 |
A rechargeable lithium battery including a negative electrode including a negative active material, a positive electrode, and an electrolyte solution including an additive, wherein the negative active material includes a Si-based material included in an amount of about 1 to about 70 wt % based on the total amount of the negative electrode, and the additive includes fluoroethylene carbonate and a compound represented by Chemical Formula 1.;;In the above Chemical Formula 1, R1 to R3 are each independently a substituted or unsubstituted C2 to C5 alkylene group. |
| 申请公布号 |
US2015118575(A1) |
申请公布日期 |
2015.04.30 |
| 申请号 |
US201414477553 |
申请日期 |
2014.09.04 |
| 申请人 |
SAMSUNG SDI CO., LTD. |
发明人 |
Bae Tae-Hyun;Shin Woo-Cheol;Eom Sang-Hyun;Kim Myung-Hoon;Lee Seung-Tae;Kim Ae-Ran;Choi Dong-Myung;Lee Ha-Rim |
| 分类号 |
H01M10/0567;H01M10/058;H01M10/052;H01M4/38;H01M10/0569 |
主分类号 |
H01M10/0567 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A rechargeable lithium battery comprising
a negative electrode comprising a negative active material; a positive electrode comprising a positive active material; and an electrolyte solution comprising a lithium salt, an organic solvent, and an additive, wherein the negative active material comprises a Si-based material, and the additive comprises fluoroethylene carbonate and a compound represented by Chemical Formula 1: wherein, in Chemical Formula 1, R1 to R3 are each independently a substituted or unsubstituted C2 to C5 alkylene group. |
| 地址 |
Yongin-si KR |
