Electrolyte solution and nonaqueous electrolyte lithium secondary battery
    10.
    发明申请
    Electrolyte solution and nonaqueous electrolyte lithium secondary battery 失效
    电解液和非水电解质锂二次电池

    公开(公告)号:US20070037064A1

    公开(公告)日:2007-02-15

    申请号:US10578092

    申请日:2004-11-02

    IPC分类号: H01M10/40 H01M4/58

    摘要: An electrolytic solution for use in nonaqueous electrolytic lithium secondary cells which contains a room temperature molten salt, i.e., an aliphatic quaternary ammonium salt of the formula (1), an organic solvent and a lithium salt of the formula (2), the electrolytic solution being characterized in that the organic solvent contains vinylene carbonate in an amount of 1 to 5 wt. % based on the electrolytic solution, and a lithium secondary cell using the electrolytic solution wherein R1 to R3 are each a chain hydrocarbon having 1 to 4 carbon atoms, R4 is methoxymethyl, ethoxymethyl, propoxymethyl or isopropoxymethyl, and X1 and X2 are each a fluorine-containing anion.

    摘要翻译: 一种用于非水电解锂二次电池的电解液,其包含室温熔盐,即式(1)的脂族季铵盐,有机溶剂和式(2)的锂盐,电解液 其特征在于,所述有机溶剂含有1〜5重量%的碳酸亚乙烯酯。 以电解液为基准的锂二次电池,使用其中R 1〜R 3的电解液的锂二次电池为具有1〜4个碳原子的链状烃, SUP> 4是甲氧基甲基,乙氧基甲基,丙氧基甲基或异丙氧基甲基,X 1和X 2各自为含氟阴离子。