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:
Mar. 07, 2023
Filed:
Sep. 07, 2018
Lg Chem, Ltd., Seoul, KR;
Gi Beom Han, Daejeon, KR;
Jintae Hwang, Daejeon, KR;
Wang Mo Jung, Daejeon, KR;
Min Kyu You, Daejeon, KR;
Chi Ho Jo, Daejeon, KR;
Sungbin Park, Daejeon, KR;
Inseong Ju, Daejeon, KR;
Hyuck Hur, Daejeon, KR;
Younguk Park, Daejeon, KR;
Tae Gu Yoo, Daejeon, KR;
Abstract
A positive electrode active material contains a lithium-rich lithium manganese-based oxide, wherein the lithium manganese-based oxide has a composition of the following chemical formula (1), and wherein a lithium ion conductive glass-ceramic solid electrolyte layer containing at least one selected from the group consisting of thio-LISICON(thio-lithium super ionic conductor), LISICON(lithium super ionic conductor), LiS—SiS—LiSiO, and LiS—SiS—PS—Lil is formed on the surface of the lithium manganese-based oxide particle:LiMMnOQ  (1)