Invention Grant
- Patent Title: Positive active material, preparation process thereof, sodium ion battery and apparatus containing the same
-
Application No.: US17172060Application Date: 2021-02-09
-
Publication No.: US11196046B2Publication Date: 2021-12-07
- Inventor: Liting Huang , Qian Liu , Chengdu Liang , Yongsheng Guo , Wenguang Lin , Jiadian Lan
- Applicant: Contemporary Amperex Technology Co., Limited
- Applicant Address: CN Ningde
- Assignee: Contemporary Amperex Technology Co., Limited
- Current Assignee: Contemporary Amperex Technology Co., Limited
- Current Assignee Address: CN Ningde
- Agency: Law Offices of Liaoteng Wang
- Priority: CN201910026396.X 20190111
- Main IPC: H01M4/505
- IPC: H01M4/505 ; H01M4/525 ; H01M10/054 ; H01M4/02
Abstract:
A positive electrode active material and a preparation process thereof, a sodium ion battery (5) and an apparatus containing the sodium ion battery (5) are described, the positive electrode active material satisfying the chemical formula of Na0.67MnxAyBzO2±δ, 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 0, x+y+z=1, 0≤δ≤0.1, and (I) 3 . 3 3 + 2 ( δ - y - z ) 4
Public/Granted literature
Information query
