| 摘要 |
PROBLEM TO BE SOLVED: To provide a compound electrode material having high energy density and capable of achieving both high initial capacity and capacity maintenance rate.SOLUTION: A compound electrode material is obtained by performing mixture of a particle (A) containing an element capable of storing/releasing lithium ions, a carbon particle (B) capable of storing/releasing the lithium ions, a multilayer carbon nanotube (C), a carbon nanofiber (D), and a conductive carbon particle (E) according to the necessity, and this mixture is accompanied with shearing force. A lithium ion secondary battery is obtained using the compound electrode material. |
