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:
Sep. 15, 2026

Filed:

Jan. 14, 2022
Applicant:

Eneos Materials Corporation, Minato-ku, JP;

Inventors:

Shingo Itai, Minato-Ku, JP;

Keigo Aso, Minato-Ku, JP;

Masashi Iida, Minato-Ku, JP;

Tatsuya Abe, Minato-Ku, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); C08F 36/06 (2006.01); C08K 5/544 (2006.01); H01M 4/02 (2006.01); H01M 10/0562 (2010.01); H01M 10/058 (2010.01);
U.S. Cl.
CPC ...
H01M 4/622 (2013.01); C08F 36/06 (2013.01); C08K 5/544 (2013.01); H01M 10/0562 (2013.01); H01M 10/058 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0068 (2013.01);
Abstract

A binder for an all-solid-state secondary battery, which can suppress binder migration in a production process for an electrode of an all-solid-state secondary battery, leading to satisfactory binding properties and flexibility of the resultant electrode, and to excellent lithium ion conductivity, and by extension, can achieve a satisfactory cycle life characteristic. The binder for an all-solid-state secondary battery includes a conjugated diene-based polymer (A) that has a conjugated diene unit based on a conjugated diene compound, and has a solubility parameter (SP value) of 16.80 MPaor more and 17.80 Mpaor less.


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