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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 12278374 B1

PDFFull Text
Date of Patent:
Apr. 14, 2025

Filed:

Oct. 22, 2020

Carbon nanotube dispersion liquid for nonaqueous electrolyte secondary battery, resin composition using the same, mixture slurry, electrode film, and nonaqueous electrolyte secondary battery

Applicants:

Artience Co., Ltd., Tokyo, JP;

Toyocolor Co., Ltd., Tokyo, JP;

Inventors:

Yu Morita, Tokyo, JP;

Hirotomo Ito, Tokyo, JP;

Yu Aotani, Tokyo, JP;

Tetsuro Izumiya, Tokyo, JP;

Assignees:

artience Co., Ltd., Tokyo, JP;

TOYOCOLOR CO., LTD., Tokyo, JP;

Attorney:

JCIPRNET

Primary Examiner:

Daniel H Miller

Int. Cl.
CPC ...
B32B 9/00 (2005.12); C01B 32/174 (2016.12); H01M 4/62 (2005.12); H01M 4/02 (2005.12);
U.S. Cl.
CPC ...
H01M 4/625 (2012.12); C01B 32/174 (2017.07); H01M 4/622 (2012.12); C01B 2202/22 (2012.12); C01B 2202/32 (2012.12); C01B 2202/34 (2012.12); C01B 2202/36 (2012.12); C01P 2002/72 (2012.12); C01P 2002/82 (2012.12); H01M 2004/021 (2012.12); Y10T 428/30 (2015.01);
Abstract

A carbon nanotube dispersion liquid for nonaqueous electrolyte secondary battery is a carbon nanotube dispersion liquid containing carbon nanotubes, a dispersant and a solvent, and is characterized in satisfying (1) to (3) below: (1) the average outer diameter of the carbon nanotubes ranging from more than 3 nm to 25 nm; (2) the BET surface area of the carbon nanotubes ranging from 150 m/g to 800 m/g; and (3) the fiber length of the carbon nanotubes in the carbon nanotube dispersion liquid ranging from 0.8 μm to 3.5 μm.

Find Patent Forward Citations

Morita, Yu. (2025). Carbon nanotube dispersion liquid for nonaqueous electrolyte secondary battery, resin composition using the same, mixture slurry, electrode film, and nonaqueous electrolyte secondary battery (U.S. Patent No. 12278374). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12278374

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

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