公开(公告)号：US20190214680A1

公开(公告)日：2019-07-11

申请号：US16131317

申请日：2018-09-14

Applicant: NINGDE AMPEREX TECHNOLOGY LIMITED

Inventor： Xiangkun BO ,  Shuirong ZHANG ,  Chao TANG ,  Juan MA

IPC: H01M10/0567 ,  H01M10/0525

Abstract: The present application provides an electrolytic solution, comprising: a carbonate compound of the formula (I), wherein R1, R2, R3 and R4 are each independently selected from hydrogen or halogen, and at least one of R1, R2, R3 and R4 is halogen; a carbonate compound of the formula (II), wherein R5 and R6 are each independently selected from hydrogen, halogen, (C1-C10)alkyl, (C1-C10)haloalkyl, (C1-C10)alkoxy or (C1-C10)haloalkoxy, and at least one of R5 and R6 is (C1-C10)haloalkyl or (C1-C10)haloalkoxy; and a nitrile compound, the nitrile compound being selected from the group consisting of a dinitrile compound of the formula (III), a dinitrile compound of the formula (IV), a trinitrile compound of the formula (V), and a combination thereof: where x is a positive integer from 1 to 10, and y is a positive integer from 2 to 10.