国家/地区 中国（2） 韩国（2）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC B01J023/755（4）
发明人
公开年 2021（2）
申请年 2019（4）
专利权人

Producing double-layer graphene useful in electronic device comprises preparing catalyst substrate, forming first graphene layer by providing carbon source on the catalyst substrate, and forming diffusion site in the first graphene.

KIM M J, LEE H S, JANG S G, AHN S, RYU J H

Preparing doped graphene by converting polycrystalline metal catalyst thin film into single crystal metal catalyst thin film through abnormal grain growth and synthesizing doped graphene on thin film by chemical vapor deposition.

KIM K, NAM J

Catalyst used for methanation of carbon dioxide, hydrogenation of acetylene for producing ethylene and decomposition of ammonia to hydrogen, comprises graphene aerogel and nickel.

ZHANG R, HU F, FENG G, WANG D

Preparation of metal composite material used as catalyst, involves subjecting graphite flake to Hummers method to obtain graphene oxide dispersion, adding nickel source and reducing agent, processing with copper, and dispersing in water.

MA Y, JIANG X, YAN S