SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK AND ELECTRICAL DEVICE CONTAINING THE SAME
개요
출원인
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
발명자
Limei Zhang; Peipei Chen; Chang Peng; Jiao Liu
IPC 분류
CPC 분류
The present application provides a secondary battery, a battery module, a battery pack and an electrical device containing the same. The secondary battery comprises a positive electrode plate, a negative electrode plate and a non-aqueous electrolytic solution, wherein the positive electrode plate comprises a positive electrode active material having a chemical formula of LiAMnBPCOD, and the non-aqueous electrolytic solution comprises a first additive comprising one or more of the compounds shown in Formula 1. The present application enables the secondary battery to simultaneously have high energy density with good rate performance, cycling performance, storage performance and safety performance. O═C═N—R—N═C═O Formula 1.
원문 (중국어)
The present application provides a secondary battery, a battery module, a battery pack and an electrical device containing the same. The secondary battery comprises a positive electrode plate, a negative electrode plate and a non-aqueous electrolytic solution, wherein the positive electrode plate comprises a positive electrode active material having a chemical formula of LiAMnBPCOD, and the non-aqueous electrolytic solution comprises a first additive comprising one or more of the compounds shown in Formula 1. The present application enables the secondary battery to simultaneously have high energy density with good rate performance, cycling performance, storage performance and safety performance. O═C═N—R—N═C═O Formula 1.