公开(公告)号：US20230299419A1

公开(公告)日：2023-09-21

申请号：US18202361

申请日：2023-05-26

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yuqun ZENG ,  Chuying OUYANG ,  Chengdong SUN ,  Yi ZHENG ,  Haiyang KANG

IPC: H01M50/414 ,  H01M50/457 ,  H01M50/446 ,  H01M50/403 ,  H01M50/417 ,  H01M50/431 ,  H01M10/0525

CPC classification number: H01M50/414 ,  H01M50/457 ,  H01M50/446 ,  H01M50/403 ,  H01M50/417 ,  H01M50/431 ,  H01M10/0525

Abstract: The present application provides a separator, a secondary battery, a battery module, a battery pack, and a power consumption apparatus. The separator may include a porous base film and a bonding layer coated on one or both faces of the porous base film. The bonding layer may be composed of ethylene carbonate and an optional nucleating agent.