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:
Jul. 23, 2024
Filed:
Jul. 15, 2020
Lg Chem, Ltd., Seoul, KR;
Korea Advanced Institute of Science and Technology, Daejeon, KR;
Jong Keon Yoon, Daejeon, KR;
Yunjung Kim, Daejeon, KR;
Hyunwoong Yun, Daejeon, KR;
Sunwoo Hwang, Daejeon, KR;
Hoejin Hah, Daejeon, KR;
Hee-Tak Kim, Daejeon, KR;
Youngil Roh, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, Daejeon, KR;
Abstract
A lithium metal negative electrode and a lithium metal battery including the lithium metal negative electrode. The lithium metal negative electrode includes a protective layer present on at least one surface of the negative electrode for stabilizing between the lithium metal and the electrolyte. The protective layer includes a polymer of alpha lipoic acid (ALA) and sulfur molecule (S), a depolymerized product of the polymer, an inorganic sulfide-based compound, and at least one of an inorganic nitride-based compound, or an inorganic nitrate-based compound.