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:
Jun. 24, 2025
Filed:
Sep. 07, 2021
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Kihyun Kim, Daejeon, KR;
Sangryeo Lee, Daejeon, KR;
Lucia Kim, Daejeon, KR;
Dong Hyeop Han, Daejeon, KR;
Jee Seon Kim, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/42 (2006.01); B01J 13/16 (2006.01); H01M 10/052 (2010.01); H01M 10/0567 (2010.01);
U.S. Cl.
CPC ...
H01M 10/4235 (2013.01); B01J 13/16 (2013.01); H01M 10/052 (2013.01); H01M 10/0567 (2013.01); H01M 2300/0025 (2013.01);
Abstract
A capsule for a lithium-sulfur secondary battery, the capsule comprising a core containing a material capable of forming and restoring a solid electrolyte interface layer and a hydrogel; and a shell formed of a polymer and surrounding the core, is provided. The capsule maintains the solid electrolyte interface layer on a negative electrode for a long time by maintaining the material capable of forming and restoring the solid electrolyte interface layer at a constant level during operation of the lithium-sulfur secondary battery.