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:
Oct. 06, 2026
Filed:
Dec. 06, 2023
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Ji Eun Choi, Daejeon, KR;
Sang Hun Kim, Daejeon, KR;
Gyung Soo Kang, Daejeon, KR;
Hyung Kyun Yu, Daejeon, KR;
Jae Ho Lee, Daejeon, KR;
Ji Sun Lee, Daejeon, KR;
Assignee:
LG Energy Solution, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/126 (2021.01); H01M 50/105 (2021.01); H01M 50/119 (2021.01); H01M 50/121 (2021.01); H01M 50/133 (2021.01);
U.S. Cl.
CPC ...
H01M 50/126 (2021.01); H01M 50/105 (2021.01); H01M 50/119 (2021.01); H01M 50/121 (2021.01); H01M 50/133 (2021.01);
Abstract
Disclosed herein is a pouch film having a base material layer, a gas barrier layer, and a sealant layer. The gas barrier layer may include stainless steel and may be disposed between the base material layer and the sealant layer. A difference between a rupture energy measured along a machine direction (MD) of the gas barrier layer and a rupture energy measured along a transverse direction (TD) of the gas barrier layer may be less or equal to 2000 J.