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Title:
ELECTROLYTIC SOLUTION, ELECTROCHEMICAL DEVICE, LITHIUM ION SECONDARY BATTERY, AND MODULE
Document Type and Number:
WIPO Patent Application WO/2019/208246
Kind Code:
A1
Abstract:
Provided is an electrolytic solution which can improve recovery capacity after storage of an electrochemical device. This electrolytic solution is characterized by comprising at least one compound (1) selected from the group consisting of compounds represented by general formula(1-1) (In the formula, R111 to R113 are each independently a straight or branched alkyl group having 1 to 4 carbon atoms, provided that at least one of R111 to R113 is a branched alkyl group having 1 to 4 carbon atoms.) and general formula (1-2) (In the formula, R121 to R123 are each independently a straight or branched alkyl group having 1 to 4 carbon atoms, provided that at least one of R121 to R123 is a branched alkyl group having 1 to 4 carbon atoms.).

Inventors:
HIDAKA, Tomoya (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-Sh, Osaka 23, 〒5308323, JP)
KINOSHITA, Masakazu (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-Sh, Osaka 23, 〒5308323, JP)
KUWAJIMA, Yoshiko (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-Sh, Osaka 23, 〒5308323, JP)
YAMADA, Takaya (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-Sh, Osaka 23, 〒5308323, JP)
YAMAZAKI, Shigeaki (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-Sh, Osaka 23, 〒5308323, JP)
TAKAHASHI, Kenzou (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-Sh, Osaka 23, 〒5308323, JP)
SUZUKI, Yuuki (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-Sh, Osaka 23, 〒5308323, JP)
Application Number:
JP2019/015829
Publication Date:
October 31, 2019
Filing Date:
April 11, 2019
Export Citation:
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Assignee:
DAIKIN INDUSTRIES, LTD. (Umeda Center Building, 4-12 Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-Sh, Osaka 23, 〒5308323, JP)
International Classes:
H01M10/0567; H01G11/64; H01M10/052
Domestic Patent References:
WO2018054710A12018-03-29
WO2018054933A12018-03-29
WO2011145623A12011-11-24
WO2015050142A12015-04-09
Foreign References:
CN106866728A2017-06-20
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (5-36, Miyahara 3-chome Yodogawa-ku, Osaka-sh, Osaka 03, 〒5320003, JP)
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