| 发明名称 | Positive electrode active material | ||
| 摘要 | The present invention provides a positive electrode active material. The positive electrode active material is represented by the following formula (I) and has a BET specific surface area of larger than 5 m2/g and not larger than 15 m2/g: LixM1yM31-yO2 (I) wherein M1 is at least one transition metal element selected from Group 5 elements and Group 6 elements of the Periodic Table, M3 is at least one transition metal element other than M1 and selected from among transition metal elements excluding Fe, x is not less than 0.9 and not more than 1.3, and y is more than 0 and less than 1. | ||
| 申请公布号 | US9287554(B2) | 申请公布日期 | 2016.03.15 |
| 申请号 | US201113819479 | 申请日期 | 2011.08.22 |
| 申请人 | SUMITOMO CHEMICAL COMPANY, LIMITED | 发明人 | Saka Maiko;Pitteloud Cedric;Nakayama Tetsuri;Takamori Kenji |
| 分类号 | H01M4/131;H01M4/505;H01M4/525;C01G53/00 | 主分类号 | H01M4/131 |
| 代理机构 | Sughrue Mion, PLLC | 代理人 | Sughrue Mion, PLLC |
| 主权项 | 1. A positive electrode active material that is represented by the following formula (I) and has a BET specific surface area of larger than 5 m2/g and not larger than 15 m2/g: LixM1yM31-yO2 (I) wherein M1 is V, M3 is the both of Ni and Mn, x is not less than 0.9 and not more than 1.3, and y is more than 0 and not more than 0.01. | ||
| 地址 | Tokyo JP | ||