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. 14, 2026
Filed:
Dec. 17, 2021
Umicore, Brussels, BE;
Shinichi Kumakura, Olen, BE;
Taehyeon Yang, Chungcheongnam-do, KR;
UMICORE, Brussels, BE;
Abstract
Method for manufacturing positive electrode active material for batteries comprising Li, O and M, wherein M consists of: —Co between 5 and 35 mol %; —Mn less than 35 mol %; —A less than 10 mol %, A being an element from: B, Mg, Al, Nb, Ti, W, Y, Ca, S, P, Zr, Sn, Si and W, and —The balance Ni, Which comprises: Step 1: preparing a liquid slurry of a lithium mixed metal oxide powder, Step 2: mixing the powder before or after or during step 1 with a cation selected from: Al, La, Co, Co, Mn, Mn, Mn, Mn, Zn, Cu, Cu, B, Mg, and with an anion having a general formula A'O, wherein A′ is: B, Al, Sn, Si, P, W, wherein 0.5≤x≤4, 0.5≤y′≤2 and 1≤z′≤12; Step 3: drying said slurry; Step 4: heating the slurry resulting from steps 1 and 2 or the dried slurry from step 3.