Additive for nonaqueous electrolyte solutions, nonaqueous electrolyte solution and electricity storage device
申请人:Sumitomo Seika Chemicals Co., Ltd.
公开号:US10615456B2
公开(公告)日:2020-04-07
Disclosed is an additive for nonaqueous electrolyte solutions, comprising a disulfonic acid amide compound represented by Formula (1).
In Formula (1), A represents a CmH(2m-n)Zn, in which m represents an integer of 1 to 6, n represents an integer of 1 to 12, 2m-n is 0 or more, and Z represents a halogen atom, R1, R2, R3, and R4 represent an alkyl group having 1 to 6 carbon atoms which is substituted with a phenyl group optionally having a substituent, or the like, and R1 and R2, and R3 and R4 may be linked respectively to form an alkylene group having 2 to 5 carbon atoms in total which forms a cyclic structure together with a nitrogen atom.
本发明公开了一种用于非水电解质溶液的添加剂,其中包含一种由式(1)表示的二磺酸酰胺化合物。
在式 (1) 中,A 代表 CmH(2m-n)Zn,其中 m 代表 1 至 6 的整数,n 代表 1 至 12 的整数,2m-n 为 0 或更多,Z 代表卤素原子,R1、R2、R3 和 R4 代表具有 1 至 6 个碳原子的烷基,该烷基被任选具有取代基的苯基取代、或类似物,R1 和 R2 以及 R3 和 R4 可分别连接成总共具有 2 至 5 个碳原子的亚烷基,该亚烷基与氮原子一起形成环状结构。