Patent ID: 9660266
Date: 2017-05-23
CPC Classifications: H01M,Y02E,Y02T

Claim:
1. A lithium secondary battery comprising: a cathode active material comprising lithium metal phosphate according to Formula 1 below; an anode active material comprising amorphous carbon, wherein the anode active material does not contain crystalline graphite; and an electrolyte for lithium secondary batteries comprising a lithium salt and an electrolytic solvent, wherein the electrolytic solvent consists of an ether-based solvent and an ethylene carbonate (EC), wherein a content of the ethylene carbonate is from 1 to 80 wt % based on a total weight of the electrolyte, wherein M is at least one selected from the group consisting of Group II to XII metals; X is at least one selected from F, S, and N, −0.5≦a≦+0.5, and 0≦b≦0.1.