| abstract |
An electrolyte for a high voltage lithium secondary battery and a high voltage lithium secondary battery using the same. The present invention relates to a high-voltage battery comprising a non-aqueous organic solvent, a lithium salt, and halogenated biphenyl and toluene halide as additives having an oxidation reaction potential in the range of 4.6 to 5.0 V. Electrolytic solution for high voltage lithium secondary battery in which overcharge safety is ensured, and high voltage lithium secondary battery using the same. [Selection] Figure 2a |