| 发明名称 |
METHOD FOR PREPARING POSITIVE ELECTRODE MATERIAL FOR SECONDARY CELL, AND SECONDARY CELL |
| 摘要 |
A method for producing a cathode material for a secondary battery, characterized in that it comprises admixing a compound liberating a phosphate ion in a solution (phosphoric acid H3PO4, phosphorus pentoxide PO5, ammonium dihydrogenphosphate NH4H2PO4 and the like), water and metallic iron, adding lithium carbonate, lithium hydroxide or a hydrate thereof to the resultant mixture, and firing the resultant reaction product , to thereby synthesize LiFePO4. <IMAGE> |
| 申请公布号 |
EP1553647(B1) |
申请公布日期 |
2016.12.07 |
| 申请号 |
EP20030756675 |
申请日期 |
2003.10.17 |
| 申请人 |
Japan as represented by President of the University of Kyusyu;Mitsui Engineering and Shipbuilding Co, Ltd. |
发明人 |
OKADA, Shigeto;YAMAKI, Jun-ichi;HATTA, Naoki;UCHIYAMA, Izumi;INABA, Toshikazu |
| 分类号 |
C01B25/37;C01B25/45;H01M4/136;H01M4/1397;H01M4/58;H01M10/052;H01M10/0525;H01M10/36 |
主分类号 |
C01B25/37 |
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