| 摘要 |
This lithium secondary battery is provided with: a positive electrode (30) that contains LixComM1-mOn (wherein M represents at least one element that is selected from the group consisting of Na, Mg, Sc, Y, Mn, Fe, Co, Ni, Cu, Zn, Al, Cr, Pb, Sb and B, 0 ≤ x ≤ 1.2, 0.9 ≤ m ≤ 1.0 and 2.0 ≤ n ≤ 2.3); a negative electrode (20) that is capable of absorbing and desorbing lithium; a separator (13) that is arranged between the positive electrode (30) and the negative electrode (20); and a nonaqueous electrolyte solution that contains fluoroethylene carbonate, a carbonate other than fluoroethylene carbonate, a compound having an isocyanate group and lithium difluorophosphate. |
