公开(公告)号：US20210408603A1

公开(公告)日：2021-12-30

申请号：US17059701

申请日：2020-01-20

Applicant: NINGDE AMPEREX TECHNOLOGY LIMITED

Inventor： Wenqiang LI ,  Jian LIU ,  Mingming GUAN ,  Jianming ZHENG

IPC: H01M10/0568 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0569 ,  H01M4/38 ,  H01M4/36 ,  C07D327/10 ,  C07D411/14 ,  C07D411/04 ,  C07D497/04

Abstract: An electrolytic solution includes the compound of Formula I and a carboxylate compound: The electrochemical device prepared with the electrolytic solution has reduced storage impedance, and improved post-storage swelling, overcharge performance and hot box performance.