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

Preparation of low-defect graphene used for e.g. sensor, involves adding flake graphite to reactor filled with vitriol oil, adding potassium permanganate powder, reacting, directly adding hydrogen peroxide solution, stirring, and exfoliating obtained expanded graphite oxide at high temperature.

WANG S, CHEN H

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