| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cathode active material which is superior in a response to the lithium ion and is suitable for applications to the lithium ion secondary battery and a cathode including the above cathode active material for the lithium ion secondary battery, and also to provide the lithium ion secondary battery having high capacity and being superior in a cycle characteristic by including the above cathode as a component. <P>SOLUTION: The cathode active material for the lithium ion secondary battery obtained by overcharge/overdischarge treatment according to the present invention is provided by decomposing at least a part of compounds which are obtained by overcharge/overdischarge treatment to the cathode including an aniline derivative, a polyaniline derivative, and a polyaniline derivative with ring structure. <P>COPYRIGHT: (C)2012,JPO&INPIT |
