国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/192（3）
发明人 LI C（3）
公开年
申请年 2020（2） 
专利权人

Preparing graphene oxide by recycling concentrated sulfuric acid comprises mixing flake graphite and concentrated sulfuric acid, performing ultrasonic treatment, performing solid-liquid separation on reaction material to obtain recovered concentrated sulfuric acid and solid material, homogenizing.

ZHANG C, LI C, WANG J, YU X, ZHANG S

Preparing graphene melt-blown non-woven fabric comprises e.g. ultrasonically peeling graphite oxide to prepare graphene oxide dispersion, adding stabilizer to dispersion, stirring uniformly, and adding reducing agent for chemical reduction.

LU M, LI C, LI Z, ZHOU M, DING C, CHEN P

Preparation of graphene heat dissipation film involves preparing modified graphite oxide slurry using e.g. graphite oxide and hydrogen peroxide, applying on permeable nylon cloth, drying, peeling, heating, cooling, calendaring and cutting.

BAO N, WENG C, ZHANG L, LI C