公开(公告)号：US20220059874A1

公开(公告)日：2022-02-24

申请号：US17520831

申请日：2021-11-08

Applicant: SK Innovation Co., Ltd.

Inventor： Inhaeng Cho ,  Dai In Park ,  Jinhaek Yang

IPC: H01M10/0569 ,  H01M10/0567 ,  H01M4/505 ,  H01M4/525 ,  H01M4/36 ,  H01M10/0525

Abstract: The present invention relates to an electrolytic solution for a lithium secondary battery, and a lithium secondary battery comprising the same. The lithium secondary battery according to the present invention employs the electrolytic solution for a lithium secondary battery, containing a difluorophosphite compound, according to the present invention, and thus has improved characteristics.