Title:
LITHIUM ION SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2017/104145
Kind Code:
A1
Abstract:
A lithium ion secondary battery which is provided with a positive electrode, a negative electrode, a separator and an electrolyte solution that contains an electrolyte containing a lithium salt represented by general formula (1) and an organic solvent containing a chain carbonate represented by general formula (2), with the chain carbonate being contained at a molar ratio of 3-6 relative to the lithium salt. This lithium ion secondary battery is characterized by satisfying one of the requirements (A)-(I).
(R1X1)(R2SO2)NLi General formula (1)
R20OCOOR21 General formula (2)
Inventors:
KONO SATOSHI (JP)
MINAGATA ATSUSHI (JP)
AKIYAMA HIROKUNI (JP)
KAWAI TOMOYUKI (JP)
SATO YUUHI (JP)
ARAKAWA TOSHIYA (JP)
YOTSUMOTO KENSUKE (JP)
SUGIMOTO YUKI (JP)
MINAGATA ATSUSHI (JP)
AKIYAMA HIROKUNI (JP)
KAWAI TOMOYUKI (JP)
SATO YUUHI (JP)
ARAKAWA TOSHIYA (JP)
YOTSUMOTO KENSUKE (JP)
SUGIMOTO YUKI (JP)
Application Number:
PCT/JP2016/005170
Publication Date:
June 22, 2017
Filing Date:
December 16, 2016
Export Citation:
Assignee:
UNIV TOKYO (JP)
International Classes:
H01M10/0568; H01M4/13; H01M10/052; H01M10/0569; H01M10/0585
Foreign References:
| JP2015133313A | 2015-07-23 |
Attorney, Agent or Firm:
KYORITSU INTERNATIONAL (JP)
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