Invention Application
- Patent Title: NEGATIVE ELECTRODE MATERIAL, PREPARATION METHOD THEREFOR AND USE THEREOF
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Application No.: US17918023Application Date: 2022-02-17
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Publication No.: US20230132268A1Publication Date: 2023-04-27
- Inventor: Wei XIE , Chunlei PANG , Zhiqiang DENG , Jianguo REN , Xueqin HE
- Applicant: BTR NEW MATERIAL GROUP CO., LTD. , Dingyuan New Energy Technology Co., Ltd.
- Applicant Address: CN Shenzhen; CN Huizhou City
- Assignee: BTR NEW MATERIAL GROUP CO., LTD.,Dingyuan New Energy Technology Co., Ltd.
- Current Assignee: BTR NEW MATERIAL GROUP CO., LTD.,Dingyuan New Energy Technology Co., Ltd.
- Current Assignee Address: CN Shenzhen; CN Huizhou City
- Priority: CN202110193700.7 20210220
- International Application: PCT/CN2022/076680 WO 20220217
- Main IPC: H01M4/04
- IPC: H01M4/04 ; H01M10/0525 ; H01M4/48 ; H01M4/62

Abstract:
The present disclosure belongs to the technical field of lithium battery material, and relates to a negative electrode material, a method therefor and use thereof, the method comprises the following step: conducting a lithiation treatment on a negative electrode raw material in a lithiation solution; the lithiation solution comprises Li- aromatic composition; wherein the aromatic composition comprises unsubstituted aromatic compounds and substituted aromatic compounds; or the aromatic composition comprises at least two substituted aromatic compounds. The negative electrode material, method therefor and use thereof provided by the present disclosure can improve the depth and efficiency of lithium intercalation, reduce the loss of the irreversible capacity and improve the capacity of batteries.
Information query