国家/地区 中国（4）
IPC部 B（4）
IPC大类 C01（4） C23（4） B22（2）
B82（2）
IPC小类 C01B（4）
IPC C01B032/186（4）
发明人
公开年 2020（4）
申请年 2019（2）  2020（2） 
专利权人

Preparing silver triangular nanoparticle array/single layer graphene film composite material by transferring single-layer polystyrene ball colloidal film to copper foil on which graphene film is grown, and then depositing silver on foil.

HE H, CHENG J, FAN L, YANG J, ZENG X

Preparing nanoporous graphene material involves preparing nano-porous nickel foam by pickling foamed nickel substrate, removing surface oxide film, then rinsing with deionized water to neutrality and drying for later use.

XU H

Growing graphene on surface of metal powder for obtaining graphene, involves spraying carbon source, metal powder, and protective gas into chemical vapor deposition furnace, where carbon source and metal powder enter high temperature region.

HOU X

Method for expanding melting and freezing point range of nanoporous gold involves dealloying gold-silver alloy film, carrying out methane pyrolysis reaction using prepared nanoporous gold sheet, and growing graphene on surface of gold.

LIU N, XI W, LUO J