国家/地区 中国（2）
IPC部 H（2）
IPC大类 H01（2）
IPC小类 H01M（2）
IPC H01M004/02（2） H01M004/36（2） H01M004/62（2）
H01M010/052（2）
发明人 ZENG W（2）
公开年 2021（2）
申请年 2021（2） 
专利权人 CONTEMPORARY.（2） NINGDE CONTE.（2）

Cathode piece of sodium ion battery useful in electrochemical device, and electronic device, comprises e.g. cathode current collector, and carbon material coating composed of carbon material and polymer adhesive formed on at least part of surface of cathode current collector.

ZENG Y, ZENG W

Anode active material useful in electrochemical device for electronic device, comprises e.g. carbon material as conductive base material, and active material with core-shell structure composed of phosphate-based sodium salt material as core layer material and metal oxide as shell layer material.

ZENG Y, ZENG W