| abstract |
LiCoO 2 , LiMnO 2 , LiMn 2 O 4 , LiNiO 2 , LiNi x Mn (1-x) O 2 is used as the cathode active material, and lithium metal oxide or complex compound (LiM1 x M2 y O 2 ) is used. In a lithium ion secondary battery and a lithium polymer battery using crystalline or amorphous carbon or lithium metal, the compound of the following general formula is added as an electrolyte solution additive to a basic use electrolyte composition in a non-aqueous electrolyte solution for lithium batteries.n n n [General Formula]n n n n n n n n Wherein R is alkyl or alkenyl having 1 to 5 carbon atoms |