Title:
ELECTROLYTE EXHIBITING FIRE-EXTINGUISHING PROPERTIES, AND SECONDARY BATTERY INCLUDING SAID ELECTROLYTE
Document Type and Number:
WIPO Patent Application WO/2019/093411
Kind Code:
A1
Abstract:
[Problem] To provide an electrolyte for secondary batteries which is safe in terms of ignition risk, and with which excellent battery characteristics can be achieved. [Solution] This electrolyte for secondary batteries which exhibits fire-extinguishing properties is characterized by including a nonaqueous solvent and an alkali metal salt, and characterized in that: the amount of the nonaqueous solvent is 4 mol or lower per 1 mol of the alkali metal salt; and the flash point is not in a temperature range lower than the boiling point of the electrolyte.
Inventors:
YAMADA ATSUO (JP)
YAMADA YUKI (JP)
WANG JIANHUI (JP)
TAKADA KOJI (JP)
NAKAMURA EIICHI (JP)
SHANG RUI (JP)
ZHENG QIFENG (JP)
YAMADA YUKI (JP)
WANG JIANHUI (JP)
TAKADA KOJI (JP)
NAKAMURA EIICHI (JP)
SHANG RUI (JP)
ZHENG QIFENG (JP)
Application Number:
PCT/JP2018/041448
Publication Date:
May 16, 2019
Filing Date:
November 08, 2018
Export Citation:
Assignee:
UNIV TOKYO (JP)
International Classes:
H01M10/0569; H01M4/58; H01M4/587; H01M10/052; H01M10/054; H01M10/0568
Domestic Patent References:
| WO2014128940A1 | 2014-08-28 |
Foreign References:
| JP2017050148A | 2017-03-09 | |||
| JP2012094491A | 2012-05-17 | |||
| JPH11273727A | 1999-10-08 | |||
| CN103296311A | 2013-09-11 |
Attorney, Agent or Firm:
ONO Makoto et al. (JP)
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