基本信息:
- 专利标题： 锂二次电池用非水电解液及使用其的锂二次电池
- 专利标题（英）：Nonaqueous electrolyte solution for lithium secondary battery and lithium secondary battery using the same
- 申请号：CN201210279083.3 申请日：2008-04-15
- 公开(公告)号：CN102856587A 公开(公告)日：2013-01-02
- 发明人： 安部浩司 , 三好和弘 , 牛越由浩 , 高濑学 , 川边和幸
- 申请人： 宇部兴产株式会社
- 申请人地址： 日本山口县
- 专利权人： 宇部兴产株式会社
- 当前专利权人： 宇部兴产株式会社
- 当前专利权人地址： 日本山口县
- 代理机构： 永新专利商标代理有限公司
- 代理人： 张楠; 陈建全
- 优先权： 2007-112400 2007.04.20 JP; 2007-277364 2007.10.25 JP; 2007-338405 2007.12.28 JP
- 分案原申请号： 2008800122459 2008.04.15
- 主分类号： H01M10/0567
- IPC分类号： H01M10/0567 ; H01M10/42 ; H01M10/0525
The present invention provides (1) a sulfone compounds having a propargyl group, (2) a nonaqueous electrolytic solution for lithium secondary batteries, which comprises an electrolyte salt dissolved in a nonaqueous solvent and contains a sulfone compound having a specific structure that has an SO 2 group with a propargyl group or a vinyl group bonding thereto, in an amount of from 0.01 to 10 % by weight of the nonaqueous electrolytic solution, and which can prevent gas generation and is excellent in battery characteristics such as cycle property and the like, and (3) a lithium secondary battery comprising a positive electrode, a negative electrode and a nonaqueous electrolytic solution of an electrolyte salt dissolved in a nonaqueous solvent, wherein the nonaqueous electrolytic solution contains a sulfone compound having a specific structure, in an amount of from 0.01 to 10 % by weight of the nonaqueous electrolytic solution.
公开/授权文献:
- CN102856587B 锂二次电池用非水电解液及使用其的锂二次电池 公开/授权日：2015-06-17
IPC结构图谱:
| H | 电学 |
| --H01 | 基本电气元件 |
| ----H01M | 用于直接转变化学能为电能的方法或装置，例如电池组 |
| ------H01M10/00 | 二次电池；及其制造 |
| --------H01M10/05 | .非水电解质蓄电池 |
| ----------H01M10/056 | ..以用作电解质的材料为特征的，例如混合无机/有机电解质 |
| ------------H01M10/0561 | ...电解质只由无机材料构成 |
| --------------H01M10/0566 | ....液体材料 |
| ----------------H01M10/0567 | .....以添加剂为特征的 |