| 摘要 |
PROBLEM TO BE SOLVED: To provide an additive for an electrolyte in a lithium secondary battery, from which a lithium secondary battery having a high capacity, small time degradation of capacity, and excellent life characteristics is obtained.SOLUTION: An additive for an electrolyte in a lithium secondary battery is represented by (RO)(RO)(RO)(BO)(wherein Rto Ris an organic group of 1 to 6 carbon atoms, and at least one of Rto Ris a substituted or unsubstituted cyclohexyl group.) |
