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. 25, 2019
Filed:
Jun. 30, 2016
Umicore, Brussels, BE;
Umicore Korea Ltd., Chungcheongnam-do, KR;
Maxime Blangero, Chungcheongnam-do, KR;
Da-In Choi, Chungcheongnam-do, KR;
Shinichi Kumakura, Hyogo, JP;
UMICORE, Brussels, BE;
UMICORE KOREA LTD., Chungnam, KR;
Abstract
A layered lithium metal oxide powder for a cathode material used in a rechargeable battery, with the general formula (1−x)[LiA][COM][ON'].xLiPO, with 0.0001≤x≤0.05, 0.90≤a≤1.10, 0<b+c≤0.1, −0.1≤d≤0.1 and e≤0.05, wherein A and M are one or more elements including at least one of the group consisting of Mg, Ti and Al; wherein N′ is either one or more dopants of the group consisting of F, S, N and P; the powder consisting of a core and an ion-conductive electron-insulating surface layer, the core having a layered crystal structure and the surface layer comprising a mixture of elements of the core material, oxides comprising either one or more elements of the group consisting of Mg, Ti and Al; and LiPO.