SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK AND ELECTRICAL DEVICE CONTAINING THE SAME
卷宗概要
申请人
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
发明人
Limei Zhang; Peipei Chen; Chang Peng; Jiao Liu
IPC 分类
CPC 分类
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.
原文（中文）
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.