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.:
Date of Patent:
Jul. 28, 2026
Filed:
Dec. 10, 2021
Artience Co., Ltd., Tokyo, JP;
Toyocolor Co., Ltd., Tokyo, JP;
Yu Aotani, Tokyo, JP;
Yu Morita, Tokyo, JP;
Tetsuro Izumiya, Tokyo, JP;
Yuta Suzuki, Tokyo, JP;
Takahiro Ishii, Tokyo, JP;
artience Co., Ltd., Tokyo, JP;
TOYOCOLOR CO., LTD., Tokyo, JP;
Abstract
A conductive material dispersion containing a dispersant that satisfies the following (1) and (2), a carbon-based conductive material (C), and a medium (D) containing at least water. (1) Contains a polymer (A) having one or more selected from the group consisting of nitrile group-containing structural units, carboxyl group-containing structural units, hydroxyl group-containing structural units, and heterocycle-containing structural units and having a weight average molecular weight of 5,000 or more and 360,000 or less. (2) Contains a component (B) other than a polymer and derived from the raw materials of the polymer (A); and the content of the component (B) is 2 mass % or less based on the total mass of the dispersant.