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:
Aug. 25, 2026

Filed:

May. 25, 2021
Applicant:

Zeon Corporation, Tokyo, JP;

Inventor:

Yusaku Matsuo, Tokyo, JP;

Assignee:

ZEON CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0562 (2010.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0562 (2013.01); H01M 4/622 (2013.01); H01M 4/624 (2013.01); H01M 10/0525 (2013.01); H01M 2300/0068 (2013.01);
Abstract

Provided is a slurry composition for an all-solid-state secondary battery with which it is possible to form a solid electrolyte-containing layer that can cause an all-solid-state secondary battery to display excellent output characteristics and cycle characteristics. The slurry composition contains a solid electrolyte, a particulate polymer, and an organic solvent. The particulate polymer has a core-shell structure including a core portion and a shell portion at least partially covering an outer surface of the core portion. A polymer forming the core portion has a glass-transition temperature of not lower than −60° C. and not higher than −10° C., and a polymer forming the shell portion has a glass-transition temperature of not lower than 15° C. and not higher than 100° C. The polymer forming the shell portion includes a nitrogen functional group-containing monomer unit in a proportion of not less than 10 mass % and not more than 90 mass %.


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Matsuo, Yusaku. (2026). Slurry composition for all-solid-state secondary battery, solid electrolyte-containing layer, and all-solid-state secondary battery (U.S. Patent No. 12719078). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12719078

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