| 摘要 |
<p>A lithium secondary battery comprising a nonaqueous electrolyte obtained by dissolving an electrolytic salt in a solvent, a negative electrode comprising a negative electrode material and a positive electrode comprising a positive electrode active material, the electrolytic salt comprising: at least one electrolytic salt A selected from the group consisting of LiPF6, LiAsF6, LiSbF6, LiBF4, LiBiF4, LiAlF4, LiGaF4, LiInF4 and LiClO4, and at least one electrolytic salt B selected from the group consisting of LiN(CnF2n+1SO2)2 wherein n is an integer of 1, 2, 3 or 4 and LiC(CmF2m+1SO2)3 wherein m is an integer of 1, 2, 3 or 4. The battery is superior in the aspects of storage characteristic in a charged condition.</p> |
