| 发明名称 |
Cathode Active Material For Lithium-Ion Battery, Cathode For Lithium-Ion Battery and Lithium-Ion Battery |
| 摘要 |
A cathode active material for lithium-ion battery is provided, which provides good battery characteristics such as cycle characteristics. The cathode active material for lithium-ion battery is expressed by the composition formula: LixNi1-yMyOα, wherein M is one or more selected from Ti, Cr, Mn, Fe, Co, Cu, Al, Sn, Mg and Zr; 0.9≦x≦1.2; 0<y≦0.5; and 2.0≦α≦2.2, wherein the crystallite size obtained by analyzing the XRD pattern is 870 Å or more and the unit lattice volume is 101.70 Å3 or less. |
| 申请公布号 |
US2015188134(A1) |
申请公布日期 |
2015.07.02 |
| 申请号 |
US201314416797 |
申请日期 |
2013.09.30 |
| 申请人 |
JX Nippon Mining & Metals Corporation |
发明人 |
Kameyama Tatsuya;Tamura Tomoya |
| 分类号 |
H01M4/505;H01M4/525 |
主分类号 |
H01M4/505 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A cathode active material for lithium-ion battery expressed by the composition formula:
LixNi1-yMyOα,wherein M is one or more selected from Ti, Cr, Mn, Fe, Co, Cu, Al, Sn, Mg and Zr; 0.9≦x≦1.2; 0<y≦0.5; and 2.0≦α≦2.2,
wherein the crystallite size obtained by analyzing the XRD pattern and calculated using the Williamson-Hall method is 870 Å or more and the unit lattice volume is 101.70 Å3 or less. |
| 地址 |
Chiyoda-ku, Tokyo JP |
