公开(公告)号：US20230246155A1

公开(公告)日：2023-08-03

申请号：US18119832

申请日：2023-03-10

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuping HUANG ,  Yunjian MA ,  Mingfeng LIN ,  Honggang YU ,  Youlei LAI ,  Yanhui LI ,  Yu DAI ,  Jianping ZHANG

IPC: H01M4/04 ,  H01M4/62 ,  H01M50/204

CPC classification number: H01M4/0404 ,  H01M4/625 ,  H01M4/622 ,  H01M50/204 ,  H01M2004/027

Abstract: The present application provides a negative electrode plate, a secondary battery, a battery module, a battery pack, and a power consuming device. The negative electrode plate may include a main body region and at least one low-thermal-conductivity edge region; and the low-thermal-conductivity edge region and the main body region respectively may have thermal conductivities of λ2 and λ1, where λ2