The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 12, 2023

Filed:

Sep. 11, 2020
Applicant:

Asahi Kasei Kabushiki Kaisha, Tokyo, JP;

Inventors:

Hirokazu Kamine, Tokyo, JP;

Naoki Matsuoka, Tokyo, JP;

Makoto Ito, Tokyo, JP;

Xun Zhang, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0568 (2010.01); H01M 10/0569 (2010.01); H01M 10/0567 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 2300/0025 (2013.01);
Abstract

The present disclosure provides a nonaqueous electrolyte solution which contains: a nonaqueous solvent containing acetonitrile and vinylene carbonate; and a compound represented by general formula (1) R-A-R(wherein A represents a divalent group that has a structure represented by one of formulae (1-2) to (1-5); and each of Rand Rindependently represents an aryl group, an alkyl group which may be substituted by a halogen atom, while having from 1 to 4 carbon atoms, an alkyl group, a vinylidene group which may be substituted by a halogen atom, or an aryl group which may be substituted by a halogen atom; or alternatively, Rand Rmay combine with each other and form, together with A, a ring structure that may have an unsaturated bond).


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