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:
Jun. 04, 2024
Filed:
Apr. 21, 2021
Applicants:
Umicore, Brussels, BE;
Umicore Korea Ltd., Cheonan-si, KR;
Inventors:
Maxime Blangero, Cheonan-si, KR;
Liang Zhu, Olen, BE;
YuRi Lee, Cheonan-si, KR;
Kris Driesen, Olen, BE;
Assignees:
UMICORE, Brussels, BE;
UMICORE KOREA LTD., Cheonan-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/525 (2010.01); C01G 53/00 (2006.01); H01M 4/505 (2010.01); H01M 4/02 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/525 (2013.01); C01G 53/50 (2013.01); H01M 4/505 (2013.01); C01P 2002/52 (2013.01); C01P 2004/84 (2013.01); C01P 2006/40 (2013.01); H01M 2004/028 (2013.01); H01M 10/0525 (2013.01);
Abstract
The present invention relates to positive electrode active materials in rechargeable lithium-ion batteries having a difference in cobalt concentration between the center and the edge of particle.