摘要 |
PROBLEM TO BE SOLVED: To provide a battery excellent in safety and preservation characteristic. SOLUTION: In the non-aqueous electrolysis liquid secondary battery, which uses a re-chargeable positive pole, negative pole, and the non-aqueous electrolysis liquid, an electrolysis liquid additive agent consists of two or more sorts combined complexly of o-terphenyl, triphenylene, cyclohexylbenzene, and biphenyl preferably. |