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:
Dec. 23, 2025
Filed:
May. 06, 2022
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
So-Yeong Lee, Daejeon, KR;
Ji-Eun Kim, Daejeon, KR;
So-Jung Park, Daejeon, KR;
Dong-Wook Sung, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/491 (2021.01); H01M 10/0525 (2010.01); H01M 50/417 (2021.01); H01M 50/451 (2021.01); H01M 50/494 (2021.01);
U.S. Cl.
CPC ...
H01M 50/491 (2021.01); H01M 50/417 (2021.01); H01M 50/451 (2021.01); H01M 10/0525 (2013.01); H01M 50/494 (2021.01);
Abstract
The present disclosure relates to a porous substrate for a separator. The porous substrate according to the present disclosure has a small and uniform pore size, thus having excellent physical strength and durability, and can secure a high dielectric breakdown voltage, resulting in a low short-circuit occurrence rate.