国家/地区 中国（2）
IPC部 B（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/23（2）
发明人
公开年
申请年 2021（2）
专利权人

Cleaning graphite oxide without involving hydrochloric acid, comprises e.g. oxidizing graphite by chemical methods, diluting with water, collecting filter cake, washing filter cake with water, adding water and hydrogen peroxide for slurry, and performing solid-liquid separation.

CHENG H, PEI S, HUANG K, REN W

Preparation of porous spherical graphene-coated silicon composite material used for forming negative electrode, involves ultrasonically-dispersing nanosilicon in graphene oxide aqueous dispersion, adding nitric acid solution, ultrasonically-mixing, hydrothermally-reacting, and calcining.

HE D, CHEN H