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Patent Searching and Data


Title:
NONAQUEOUS ELECTROLYTE SOLUTION AND NONAQUEOUS ELECTROLYTE BATTERY
Document Type and Number:
WIPO Patent Application WO/2019/189670
Kind Code:
A1
Abstract:
The present invention provides a nonaqueous electrolyte battery which is suppressed not only in generation of a gas during storage at high temperatures but also in increase of the battery resistance. A nonaqueous electrolyte solution which contains a compound represented by general formula (A), a cyclic carbonate having an unsaturated carbon-carbon bond, and at least one compound selected from the group consisting of compounds represented by general formula (B) or general formula (C), and which is configured such that: the content of the cyclic carbonate having an unsaturated carbon-carbon bond relative to the whole nonaqueous electrolyte solution is within a specific range; and the content of the at least one compound selected from the group consisting of compounds represented by general formula (B) or general formula (C) is within a specific range.

Inventors:
NAKAZAWA, Eiji (1-1 Marunouchi 1-chome, Chiyoda-k, Tokyo 51, 〒1008251, JP)
Application Number:
JP2019/013815
Publication Date:
October 03, 2019
Filing Date:
March 28, 2019
Export Citation:
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Assignee:
MITSUBISHI CHEMICAL CORPORATION (1-1 Marunouchi 1-chome, Chiyoda-ku Tokyo, 51, 〒1008251, JP)
International Classes:
H01M10/0567; H01G11/64; H01M4/36; H01M4/38; H01M4/48; H01M4/505; H01M4/525; H01M4/587; H01M10/052
Domestic Patent References:
WO2013146819A12013-10-03
WO2008050599A12008-05-02
Foreign References:
JP4033074B22008-01-16
JP2012178339A2012-09-13
JP2016143449A2016-08-08
JP2017016752A2017-01-19
Attorney, Agent or Firm:
IP FIRM SHUWA (Acropolis 21 Building 8th floor, 4-10 Higashi Nihonbashi 3-chome, Chuo-k, Tokyo 04, 〒1030004, JP)
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