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:
May. 27, 2025
Filed:
May. 05, 2021
Basf SE, Ludwigshafen am Rhein, DE;
Iucf-hyu (Industry-university Cooperation Foundation Hanyang University), Seoul, KR;
Benjamin Johannes Herbert Bergner, Ludwigshafen, DE;
Yang-Kook Sun, Seoul, KR;
Geon-Tae Park, Seoul, KR;
Ji Yong Shin, Amagasaki, JP;
BASF SE, Ludwigshafen am Rhein, DE;
IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY), Seoul, KR;
Abstract
Particulate electrode active material with an average particle diameter in the range of from 2 to 20 μm (D50) having a general formula LiTMOwherein TM is a combination of Ni, Co and Al, and, optionally, at least one more metal selected from Mg, Ti, Zr, Nb, Ta, Mo, Mn, and W, with at least 80 mole-% of TM being Ni, and wherein x is in the range of from zero to 0.2, wherein the Co content at the outer surface of the secondary particles is higher than at the center of the secondary particles by a factor of at most 5 or by at most 30 mol-%, referring to TM.