| 发明名称 | Negative electrode active material of lithium secondary battery, secondary battery using the same, method for manufacturing the same | ||
| 摘要 | A negative electrode active material of lithium secondary battery includes: at least one of a petroleum-derived green coke and a coal-derived green coke, and at least one of a petroleum-derived calcined coke and a coal-derived calcined coke within a mass ratio range of 90:10 to 10:90, and a phosphorous compound within a range of 0.1 to 6.0 parts by mass in amount equivalent to phosphor relative to 100 parts by mass of the at least one of the green cokes and the at least one of the calcined cokes. | ||
| 申请公布号 | US9070933(B2) | 申请公布日期 | 2015.06.30 |
| 申请号 | US201113286827 | 申请日期 | 2011.11.01 |
| 申请人 | NIPPON STEEL CHEMICAL CO., LTD. | 发明人 | Ikeda Taisa;Tagawa Kazuki;Ono Hiroshi;Ono Hideki;Taura Keiji;Akamine Ryoji;Kawano Yoichi |
| 分类号 | H01M4/88;H01M4/133;H01M4/04;H01M4/1393;H01M4/36;H01M4/587;H01M4/62;H01M10/0525;H01M4/02 | 主分类号 | H01M4/88 |
| 代理机构 | Oliff PLC | 代理人 | Oliff PLC |
| 主权项 | 1. A negative electrode active material of lithium secondary battery, consisting of: a coal-derived green coke, and a coal-derived calcined coke, wherein a mass ratio of said green coke to said calcined coke is in a range of from 90:10 to 10:90; and a phosphorous compound, said phosphorous compound being present in an amount in a range of from 0.1:100 to 6.0:100 parts by mass relative to the mass of said green coke and said calcined coke. | ||
| 地址 | Tokyo JP | ||