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:
Sep. 09, 2025
Filed:
Jun. 21, 2023
Applicant:
Dongjin Semichem Co., Ltd., Incheon, KR;
Inventors:
Hyeong Cheol Kim, Seongnam-si, KR;
Chul Huh, Seongnam-si, KR;
Hwi Chan Yang, Seongnam-si, KR;
Joo Cheol Lee, Seongnam-si, KR;
Ju Kyung Han, Seongnam-si, KR;
Woo Hyun An, Seongnam-si, KR;
Assignee:
DONGJIN SEMICHEM CO., LTD., Incheon, KR;
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/24 (2006.01); C09D 5/24 (2006.01); C09D 7/40 (2018.01); C09D 7/45 (2018.01); C09D 7/61 (2018.01); C09D 7/65 (2018.01); C09D 7/80 (2018.01); C09D 101/28 (2006.01); C09D 129/04 (2006.01); C09D 133/02 (2006.01); C09D 133/26 (2006.01); C09D 139/06 (2006.01); H01M 4/62 (2006.01); B82Y 30/00 (2011.01); B82Y 40/00 (2011.01);
U.S. Cl.
CPC ...
H01M 4/625 (2013.01); C09D 5/24 (2013.01); C09D 7/45 (2018.01); C09D 7/61 (2018.01); C09D 7/65 (2018.01); C09D 7/70 (2018.01); C09D 7/80 (2018.01); C09D 101/286 (2013.01); C09D 129/04 (2013.01); C09D 133/02 (2013.01); C09D 133/26 (2013.01); C09D 139/06 (2013.01); H01B 1/24 (2013.01); H01M 4/622 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01);
Abstract
A conductive material pre-dispersed slurry for a secondary battery electrode includes: a conductive material; a dispersant for dispersing the conductive material; and a solvent mixed with the conductive material and the dispersant. The dispersant includes a cellulose-based compound and a vinyl-based or acrylic compound, and the cellulose-based compound and the vinyl-based or acrylic compound in the dispersant have a weight ratio of about 25:1 to 1:25.