ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING SAME

摘要

The present invention relates to an electrolyte for a lithium secondary battery, wherein the electrolyte comprises a non-aqueous solvent, a lithium salt, and an additive including a perfluoroalkyl group. The electrolyte of the present invention includes an additive having a specific structure, and thus can significantly improve the power of a lithium secondary battery.