Title:
NON-AQUEOUS ELECTROLYTE, ELECTROCHEMICAL DEVICE PRECURSOR, ELECTROCHEMICAL DEVICE, AND METHOD FOR PRODUCING ELECTROCHEMICAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/196176
Kind Code:
A1
Abstract:
This non-aqueous electrolyte contains a chain sulfone compound (I) represented by general formula (I), and a cyclic sulfone compound (II) represented by general formula (II). The chain sulfone compound (I) content is 0.01-10 mass% relative to the total amount of the non-aqueous electrolyte. In formula (I), R11 and R12 each independently represent a C1-6 alkyl group or a C1-6 fluorinated alkyl group. In formula (II), R21 is a C3-6 alkylene group, a C2-6 alkenylene group, or a group represented by formula (ii-1), and * indicates a binding site. In formula (ii-1), R22 is a hydrogen atom, a C1-6 alkyl group, or a group represented by formula (ii-2), and R23 is a C1-2 alkyl group or a group represented by formula (ii-2).
Inventors:
SHIMIZU YUSUKE (JP)
Application Number:
PCT/JP2022/004642
Publication Date:
September 22, 2022
Filing Date:
February 07, 2022
Export Citation:
Assignee:
MITSUI CHEMICALS INC (JP)
International Classes:
H01M10/0567; H01M4/505; H01M4/525; H01M10/052; H01M10/0568; H01M10/058
Domestic Patent References:
| WO2020063882A1 | 2020-04-02 |
Foreign References:
| JP2014049294A | 2014-03-17 | |||
| EP3570351A1 | 2019-11-20 | |||
| JP2021045217A | 2021-03-25 | |||
| JP2021137178A | 2021-09-16 |
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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