国家/地区 中国（3）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC B01J023/50（4）
发明人
公开年 2022（4）
申请年 2021（2）  2022（2） 
专利权人

Preparing palladium-based bimetallic catalyst used for catalyzing hydrogen and oxygen to synthesize hydrogen peroxide comprises dissolving palladium salt and second metal precursor in water, adding substrate powder, performing reduction treatment to reduce palladium salt and second metal precursor.

PANG Z, ZHANG Y

Photocatalyst for use as denitrification catalyst for removing nitrate ion, and processing water, comprises titanium dioxide particle comprising titanium dioxide, carbon material located on all or portion of surface of titanium dioxide particle and comprising graphene, reduced graphene oxide.

LEE S, CHOI W, CHOIWEONYONG, BI L S

Preparing composite material that is used for producing catalytic hydrogen, involves dispersing uniformly graphene oxide in water solvent, adjusting pH is adjusted, adding dopamine hydrochloride, stirring reaction at room temperature to obtain first mixed solution, dispersing uniformly metal salt.

ZHAO L, LI J, HOU S, YAN K, WANG S, ZHANG Z, LV L, TAO K, XUE Y

Preparing nitrogen-doped graphene noble metal composite film, comprises coating mixture made of graphene oxide solution, water-soluble noble metal compound and water-soluble amine cross-linking agent e.g ethylenediamine, drying film, and heating under the protection of inert gas.

CHENG J, LI Y, ZHANG P, AN X