Invention Application
- Patent Title: ANODE MATERIAL, ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE INCLUDING THE SAME
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Application No.: US17585976Application Date: 2022-01-27
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Publication No.: US20220158176A1Publication Date: 2022-05-19
- Inventor: Daoyi JIANG , Zhihuan CHEN , Hang CUI , Yuansen XIE
- Applicant: Ningde Amperex Technology Limited
- Applicant Address: CN Ningde City
- Assignee: Ningde Amperex Technology Limited
- Current Assignee: Ningde Amperex Technology Limited
- Current Assignee Address: CN Ningde City
- Priority: CN201910725660.9 20190807
- Main IPC: H01M4/36
- IPC: H01M4/36 ; H01M4/485 ; H01M4/60 ; H01M10/0525 ; H01M4/62

Abstract:
An anode material includes a lithiated silicon oxide material, an inorganic coating layer, and a polymer coating layer, wherein the inorganic coating layer and the lithiated silicon oxide material at least have Si—O-M bonds therebetween, and M includes at least one of an aluminum element, a boron element, and a phosphorus element. The anode material has high water stability, high first coulombic efficiency, and good cycle stability.
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