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. 24, 2024
Filed:
Nov. 01, 2019
Lg Energy Solution, Ltd., Seoul, KR;
Wen Xiu Wang, Daejeon, KR;
Wang Mo Jung, Daejeon, KR;
Min Suk Kang, Daejeon, KR;
Sang Wook Lee, Daejeon, KR;
So Ra Baek, Daejeon, KR;
Eun Sol Lho, Daejeon, KR;
LG Energy Solution, Ltd., Seoul, KR;
Abstract
In one arrangement, the present disclosure relates to a positive electrode active material including a nickel-cobalt-manganese-based lithium transition metal oxide which contains nickel in an amount of 60 mol % or more based on a total number of moles of metals excluding lithium, wherein the nickel-cobalt-manganese-based lithium transition metal oxide is doped with doping element M(where the doping element Mis a metallic element including Al) and doping element M(where the doping element Mis at least one metallic element selected from the group consisting of Mg, La, Ti, Zn, B, W, Ni, Co, Fe, Cr, V, Ru, Cu, Cd, Ag, Y, Sc, Ga, In, As, Sb, Pt, Au, and Si), where the doping element Mcan be in an amount of 100 ppm to 10,000 ppm, and the doping element Mand the doping element Mare included in a weight ratio of 50:50 to 99:1.