Invention Application
- Patent Title: POSITIVE ELECTRODE ACTIVE MATERIAL AND ITS PREPARATION METHOD, SODIUM ION BATTERY AND APPARATUS CONTAINING THE SODIUM ION BATTERY
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Application No.: US17371231Application Date: 2021-07-09
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Publication No.: US20210336258A1Publication Date: 2021-10-28
- Inventor: Qian LIU , Yongsheng Guo , Chengdu Liang , Wenguang Lin
- Applicant: Contemporary Amperex Technology Co., Limited
- Applicant Address: CN Ningde City
- Assignee: Contemporary Amperex Technology Co., Limited
- Current Assignee: Contemporary Amperex Technology Co., Limited
- Current Assignee Address: CN Ningde City
- Priority: CN201910026561.1 20190111
- Main IPC: H01M4/505
- IPC: H01M4/505 ; H01M4/525 ; H01M4/04 ; H01M10/054
Abstract:
The present application discloses a positive electrode active material and its preparation method, a sodium ion battery and an apparatus containing the sodium ion battery. The positive electrode active material satisfies a chemical formula Na2+xCuhMnkMlO7−y, wherein M is one or more selected from Li, B, Mg, Al, K, Ca, Ti, V, Cr, Fe, Co, Ni, Zn, Ga, Sr, Y, Nb, Mo, Sn, Ba and W, 0≤x≤0.5, 0.1
Information query
