| abstract |
(57) [Problem] To provide an organic electrolyte secondary battery having excellent safety by using a substance capable of trapping gas generated during overcharge. SOLUTION: In an organic electrolytic solution secondary battery having a positive electrode, a negative electrode and an organic electrolytic solution, a weakly acidic organic lithium salt is contained in the organic electrolytic solution, particularly selected from lithium acetate, lithium benzoate or lithium phenoxide. An organic electrolyte secondary battery comprising at least one kind. |