| 发明名称 | Non-aqueous electrolyte secondary battery | ||
| 摘要 | The present invention relates to a non-aqueous electrolyte comprising a non-aqueous electrolyte solvent, a supporting salt, and a sulfonate represented by a predetermined formula, the non-aqueous electrolyte having a sulfonate concentration of 0.001 wt % or more and less than 0.2 wt % based on the total mass of the non-aqueous electrolyte. | ||
| 申请公布号 | US9583789(B2) | 申请公布日期 | 2017.02.28 |
| 申请号 | US201314411071 | 申请日期 | 2013.06.26 |
| 申请人 | NEC Corporation | 发明人 | Ishikawa Hitoshi;Nakamura Akinobu;Utsugi Koji |
| 分类号 | H01M10/0567;H01M10/052;H01M10/0569 | 主分类号 | H01M10/0567 |
| 代理机构 | Wilmer Cutler Pickering Hale and Dorr LLP | 代理人 | Wilmer Cutler Pickering Hale and Dorr LLP |
| 主权项 | 1. A non-aqueous electrolyte comprising a non-aqueous electrolyte solvent, a supporting salt, and a sulfonate represented by the following general formula (1):wherein R1 and R2 each independently represent a hydrogen atom, a halogen atom, or C1 to C5 alkyl group, and M represents lithium, wherein the concentration of the sulfonate is 0.001 wt % or more and less than 0.2 wt % based on the total mass of the non-aqueous electrolyte. | ||
| 地址 | Tokyo JP | ||