| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lithium-ion secondary battery capable of preventing oxidative destruction or ignition of electrolyte solution even at overcharge or high temperature, and yet with high energy density. <P>SOLUTION: The positive electrode bodies 100, 200 are to include an oxygen-absorbing substance 1 having a lithium-ion absorbing and desorbing capacity, and moreover, having an oxygen-absorbing capacity at overcharge and containing lithium-content complex oxide, and a positive electrode active substance 2, respectively. <P>COPYRIGHT: (C)2009,JPO&INPIT |
