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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.

Patent No.:

US 12692333 B1

PDFFull Text
Date of Patent:
Jul. 28, 2026

Filed:

Apr. 28, 2022

Dispersant for power storage device positive electrode

Applicant:

Kao Corporation, Tokyo, JP;

Inventors:

Akito Itoi, Wakayama, JP;

Yutaro Kinoshita, Wakayama, JP;

Kyoichi Shirota, Wakayama, JP;

Assignee:

KAO CORPORATION, Tokyo, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Haidung D Nguyen

Int. Cl.
CPC ...
H01M 4/62 (2006.01); C08F 220/18 (2006.01); C08F 220/48 (2006.01); C09D 5/24 (2006.01); C09D 7/45 (2018.01); C09D 7/61 (2018.01); C09D 7/65 (2018.01);
U.S. Cl.
CPC ...
C08F 220/1818 (2020.02); C08F 220/48 (2013.01); C09D 5/24 (2013.01); C09D 7/45 (2018.01); C09D 7/61 (2018.01); C09D 7/65 (2018.01); H01M 4/62 (2013.01); H01M 4/625 (2013.01); C08F 2800/20 (2013.01);
Abstract

An aspect of the present disclosure relates to a dispersant for a positive electrode of a power storage device, the dispersant being a copolymer containing a constitutional unit represented by the following formula (1), a constitutional unit represented by the following formula (2), and a constitutional unit represented by the following formula (3). Also, an aspect of the present disclosure relates to a dispersant composition, a conductive material slurry for a battery and a method for producing the conductive material slurry a positive electrode paste for a battery or a positive electrode for a battery, each of which contains the dispersant for a positive electrode of a power storage device.

Find Patent Forward Citations

Itoi, Akito. (2026). Dispersant for power storage device positive electrode (U.S. Patent No. 12692333). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12692333

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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