国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/184（4）
发明人 REN B（2）
公开年 2021（2）
申请年 2020（2） 
专利权人

Graphene composite film used for acoustic diaphragm or battery or water purifying diaphragm or nanoelectromechanical system, comprises reduced graphene oxide film and graphene film set on side surface of reduced graphene oxide film.

LIU K, ZHANG C, CHEN Y, WANG E

Preparing graphene porous membrane by thermally reducing graphene oxide slurry, thermally-reducing, dispersing HT-graphene oxide in solvent, adding hydrogen peroxide, purifying product, and dispersing FL-graphene oxide powder in solvent.

OU J, YU H, ZHOU H, CHENG Y, REN B, CHEN G, YAO H, YI Q, XIE H, CHEN K

Preparing graphene nitrogen-doped porous carbon material for supercapacitor and organic pollutant adsorption, by mixing melamine, polyvinylpyrrolidone and ammonium chloride, grinding to obtain mixture, and calcining in air atmosphere.

REN B, XU Y, WANG S, ZHANG L, LIU Z

Preparation of graphene-based aerogel used for electrocatalytic treatment of water containing heavy metal and organic matter by taking PTFE liner, adding graphene oxide dispersion liquid, and adding fresh pyrrole monomer.

ZHANG Y, ZHANG D, WU P, LAI Y