| abstract |
The present invention provides an additive for a lithium battery electrolyte, an organic electrolyte solution comprising the additive, and a lithium battery comprising the organic electrolyte solution, the additive for a lithium battery electrolyte comprising a disulfone-based compound represented by the following formula 1 An ester compound, wherein, in Formula 1, A 1 , A 2 , A 3 and A 4 are each independently substituted or unsubstituted C1-C5 alkylene; carbonyl; or sulfinyl. |