国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B032/194（3） C01B032/186（2） C01B032/198（2）
发明人 CHENG H（6）
公开年 2021（3） 2022（2）
申请年 2021（6）
专利权人 INST METAL R.（3）

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

Method for preparing graphene film, involves obtaining three-dimensional connected graphene framework structure with high density, obtaining three-dimensional graphene porous, and pressing obtained three-dimensional graphene porous to form graphene film.

CHENG H, LIU H, MA C, REN W

Use of graphene film as high temperature resistant thermal interface material or heat dissipation film material.

CHENG H, LIU H, MA C, REN W

Preparing graphene oxide material used in e.g. transparent conductive film, involves using mud-shaped graphite interlayer compound as anode electrode material for electrochemical reaction, immersing in electrolyte, inserting cathode electrode, applying voltage, oxidizing, peeling and cleaning.

LIU Y, CHENG H, HUANG K, WANG J, WEI T

Preparation device of graphite alkene used for preparing graphene, comprises drying box having one side provided with hot fan, top provided with top cover plate, and middle portion provided with drying cylinder, and bottom installed on bracket.

CHENG H, LI X, CHANG J, WANG Z

Preparing 3D nanostructure electromagnetic wave absorbing material in flexible electromagnetic wave absorbing film, involves dispersing metallocene, graphene in acetonitrile to obtain dispersion and subjecting to microwave reaction.

LIANG B, FENG M, ZHANG K, CHENG H, LUO B, ZHAO Z