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:
Feb. 10, 2026
Filed:
Jul. 01, 2022
Applicant:
SK on Co., Ltd., Seoul, KR;
Inventors:
Chan Young Jeon, Daejeon, KR;
Hee Gyoung Kang, Daejeon, KR;
So Hyun Park, Daejeon, KR;
Hae Suk Hwang, Daejeon, KR;
Assignee:
SK On Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/583 (2010.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/583 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01);
Abstract
The present invention provides an electrode for a secondary battery that includes a current collector and an electrode active material layer that is formed on the current collector and contains an electrode active material, and satisfies Relational Expression 1, 7≤total surface area of active material particles per unit volume of electrode active material layer≤10 and Relational Expression 2, 20≤total surface area of effective pores per unit volume of electrode active material layer≤29.