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. 07, 2021
Filed:
Feb. 09, 2021
Contemporary Amperex Technology Co., Limited, Ningde, CN;
Liting Huang, Ningde, CN;
Qian Liu, Ningde, CN;
Chengdu Liang, Ningde, CN;
Yongsheng Guo, Ningde, CN;
Wenguang Lin, Ningde, CN;
Jiadian Lan, Ningde, CN;
Contemporary Amperex Technology Co., Limited, Ningde, CN;
Abstract
A positive electrode active material and a preparation process thereof, a sodium ion battery () and an apparatus containing the sodium ion battery () are described, the positive electrode active material satisfying the chemical formula of NaMnABO, in which A is selected from one or more of Co, Ni and Cr, B is selected from one or more of Mg, Al, Ca, Ti, Cu, Zn and Ba, 0.6<x<1, 0<y<0.1, 0.6<x+y<0.8, z>0, x+y+z=1, 0≤δ≤0.1, and (I)