| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an active material and a secondary battery which stabilize the battery performance. <P>SOLUTION: The secondary battery 1 comprises collectors 21, 23, an active material 33 consisting of a granular base material 41 and an active material 42 deposited on the outer surface of the base material 41, and active material layers 22, 24 having a binder 31 which binds the active materials 33 each other and binds the collectors 21, 23 and the active material 33. <P>COPYRIGHT: (C)2012,JPO&INPIT |
