公开(公告)号：US11469409B2

公开(公告)日：2022-10-11

申请号：US17232142

申请日：2021-04-15

Applicant: Contemporary Amperex Technology Co., Limited

Inventor： Jiazheng Wang ,  Yuliang Shen ,  Meng Kang ,  Libing He ,  Baojian Zhu ,  Lei Chen

IPC: H01M4/13 ,  H01M4/48 ,  H01M4/58 ,  H01M10/05 ,  H01M4/485 ,  H01M4/587 ,  H01M10/0525 ,  H01M4/02

Abstract: The present invention provides a negative electrode plate and a battery. The negative electrode plate comprises a negative current collector and a negative film that is provided on at least one surface of the negative current collector and comprises a negative active material. The negative film meets the follow relations: 6.0≤PD×Dv50≤32.0 and 0.2≤PD/Dn10≤12.0. The negative electrode plate of the present invention has excellent dynamic performance, and the battery of the present invention has both excellent dynamic performance and long cycle life.