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:
Apr. 14, 2026
Filed:
Dec. 16, 2021
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Hyeok Jeong, Daejeon, KR;
Su Taek Jung, Daejeon, KR;
Seokhoon Jang, Daejeon, KR;
Soon Kwan Kwon, Daejeon, KR;
Byeong Kyu Lee, Daejeon, KR;
Assignee:
LG Energy Solution, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/46 (2021.01); H01M 10/0585 (2010.01); H01M 50/403 (2021.01); H01M 50/42 (2021.01); H01M 50/434 (2021.01); H01M 50/446 (2021.01); H01M 50/449 (2021.01); H01M 50/463 (2021.01); H01M 50/491 (2021.01);
U.S. Cl.
CPC ...
H01M 50/461 (2021.01); H01M 10/0585 (2013.01); H01M 50/403 (2021.01); H01M 50/42 (2021.01); H01M 50/434 (2021.01); H01M 50/446 (2021.01); H01M 50/449 (2021.01); H01M 50/463 (2021.01); H01M 50/491 (2021.01);
Abstract
An all-in-one electrode stack unit includes The separation layer is a photocured PSA coating layer integrally formed on the first electrode. The separation layer has a strength of 30 to 50 MPa and an adhesive force to the second electrode of 70 gf/20 mm to 90 gf/20 mm. The first electrode, the separation layer, and the second electrode are laminated. The electrode stack unit is manufactured by a method. A lithium secondary battery includes the electrode stack unit.