Title:
非水電解質及び非水電解質蓄電素子
Document Type and Number:
Japanese Patent JP7152721
Kind Code:
B2
Abstract:
One aspect of the present invention is a nonaqueous electrolyte for an energy storage device comprising: an alkali metal salt; a first aprotic organic solvent coordinating to an alkali metal ion in the alkali metal salt, and not including a fluorine atom; a second aprotic organic solvent including a fluorine atom; and an additive comprising a polar group and a group including a fluorine atom, wherein a content of the alkali metal salt is no less than 0.9 mol/kg and less than 2 mol/kg, a content of the first aprotic organic solvent with respect to the content of the alkali metal salt in terms of a molar ratio is no less than 0.7 and no greater than 4, and a content of the second aprotic organic solvent with respect to a total amount of the first aprotic organic solvent, the second aprotic organic solvent and the additive is no less than 40% by volume.
Inventors:
Hiroe Nakagawa
▲高▼橋 克行
Inaba Minoru
Takayuki Doi
Rei Matsumoto
▲高▼橋 克行
Inaba Minoru
Takayuki Doi
Rei Matsumoto
Application Number:
JP2019535724A
Publication Date:
October 13, 2022
Filing Date:
August 10, 2018
Export Citation:
Assignee:
Gs Yuasa Co., Ltd.
School corporation Doshisha
School corporation Doshisha
International Classes:
H01M10/0569; H01G11/06; H01G11/30; H01G11/60; H01G11/62; H01G11/64; H01M4/505; H01M4/525; H01M10/052; H01M10/0567; H01M10/0568
Domestic Patent References:
| JP2015109235A | ||||
| JP2015195180A |
Foreign References:
| WO2016088837A1 | ||||
| WO2014080871A1 | ||||
| WO2016175217A1 | ||||
| WO2014181877A1 | ||||
| WO2012077712A1 |
Attorney, Agent or Firm:
Yoshinori Ikeda
Amano Kazunori
Amano Kazunori