| abstract |
The present invention relates to an electrolyte for a lithium secondary battery including an electrolyte, the electrolyte including a non-aqueous organic solvent, a lithium salt, and an additive including a compound represented by Chemical Formula 1; and wherein an amount of the additive is 0.1 wt % to 10 wt % based on the total the electrolyte, and the lithium secondary battery has an energy density of 200 Wh/L or more: n n n n n n n n n n n n wherein, in Chemical Formula 1, A is a substituted or unsubstituted aliphatic chain or (—C 2 H 4 —O—C 2 H 4 -)n, and n is an integer from 1 to 10. |