申请人:Mitsubishi Chemical Corporation
公开号:EP3780227A1
公开(公告)日:2021-02-17
A nonaqueous electrolytic solution including a nonaqueous solvent and a compound represented by Formula (1) .
(wherein, in Formula (1), R1 to R5 each independently represent a hydrogen atom or an alkyl group that has 1 to 3 carbon atoms and may have a substituent; R6 is an organic group that has 1 to 8 carbon atoms and may have a hetero atom; X is a carbon atom, a sulfur atom, or a phosphorus atom; when X is a carbon atom, 1 = 0, m = 1, and n = 1, when X is a sulfur atom, 1 = 0, m = 2, and n = 1, and when X is a phosphorus atom, 1 = 0, m = 1, and n = 2 or 1 = 1, m = 1, and n = 1; k is an integer of 2 to 4; and Y is a direct bond or a linking group that has 1 to 8 carbon atoms and may have a hetero atom, and when Y is a direct bond, the compound has an X-X bond and k = 2).
一种非水电解溶液,包括一种非水溶剂和一种由式(1)代表的化合物。
(其中,在式(1)中,R1至R5各自独立地代表氢原子或具有1至3个碳原子并可具有取代基的烷基;R6是具有1至8个碳原子并可具有杂原子的有机基团;X是碳原子、硫原子或磷原子;当 X 为碳原子时,1=0,m=1,n=1;当 X 为硫原子时,1=0,m=2,n=1;当 X 为磷原子时,1=0,m=1,n=2 或 1=1,m=1,n=1;k 是 2 至 4 的整数;Y 是直接键或具有 1 至 8 个碳原子且可能具有杂原子的连接基团,当 Y 是直接键时,化合物具有 X-X 键且 k = 2)。