国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B031/04（5）
发明人 FU Q（3） LI H（3） LUO H（3）
CHEN Q（2） LIU C（2） YAN H（2）
公开年 2013（6）
申请年 2013（5） 
专利权人 UNIV NORTHWESTERN POLYTECHNICAL（6）

Preparing graphene/nickel-zinc-cerium-iron oxide nano-absorbing material comprises e.g. dissolving nickel-zinc-cerium-iron oxide powder in N,N-dimethylformamide, dropping graphite oxide-N,N-dimethylformamide, reacting and vacuum drying.

HUANG Y, WANG K, ZHANG W, WANG Y, WU H, SANG Y

Preparing nickel/nickel oxide modified nitrogen-doped graphene material involves preparing graphite oxide, then dispersing in ethanol; preparing graphite oxide/nickel phthalocyanine powder; and heating in presence of argon gas in vacuum.

SUN C, LI K, LUO H, LI H, CHU Y, FU Q, CHEN Q

Preparation of hyperbranched poly(cyclophosphazene)-grafted-graphene by microwave-assisted method involves adding gamma-aminopropyltriethoxysilane and graphene oxide in ethanol concentrated mixture and vacuum drying.

YAN H, LIU C, LI T, FENG S

Synthesizing graphene using microwave hydrothermal method comprises adding concentrated sulfuric acid, graphite flake, sodium nitrate into container, placing in an ice bath, stirring, cooling, adding potassium permanganate, and stirring.

LUO H, FU Q, LI H, CHEN Q

Preparation of nitrogen-doped graphene, involves adding hydrazine hydrate solution to graphene oxide aqueous dispersion, heating, hydrothermally reacting in autoclave, naturally cooling, filtering, washing, and vacuum-drying.

LUO H, LI H, FU Q

Microwave-assisted sodium citrate reduction method for preparing graphene comprises using Hummers method to prepare graphite oxide, dispersing in deionized water, ultrasonically dispersing and reacting with sodium citrate.

YAN H, MAO K, LI S, FENG Y, LIU C