国家/地区 中国（12）
IPC部 C（12）
IPC大类 C01（12） C08（2）
IPC小类 C01B（12）
IPC C01B031/04（12）
发明人 WANG G（4） ZHANG Z（4） YANG Q（3）
YU S（3） LV P（2） ZHU W（2）
公开年 2015（4） 2014（3） 2012（2） 2013（2）
申请年 2015（4）  2014（3）  2012（2）  2013（2） 
专利权人 UNIV CHINA SCI TECHNOLOGY（12）

Preparing gold nanoparticle loaded graphene aerogel comprises mixing graphene oxide, water, isopropyl alcohol and gold source to obtain a dispersion, irradiating the dispersion and freeze drying.

GE X, WANG M, WANG W

Preparation of graphene involves preparing expanded graphite, mixing expanded graphite with oxidizing agent and lead to weak oxidation reaction, and peeling off expanded graphite oxide in solvent.

XIA S, XIE F, YAN L

Preparing nano hole graphene by thermally contacting comprises preparing graphene oxide suspension liquid, freeze-drying or drying, and heating the aerogel or graphene oxide paper, combusting and expanding, and reducing graphene oxide.

WANG G, YANG Q, ZHANG Z, ZHU W

High-mechanical strength multilayered-graphene has woven mesh structure.

LV P, WANG G, YANG Q, ZHANG Z

Processing graphene thin film comprises e.g. carrying out spin-coating of adhesive layer onto the graphene thin film, placing transmission electron microscopy copper mesh on the electrostatic adsorption film, drying, soaking and locating.

LV P, WANG G, YANG Q, ZHANG Z

Preparing graphene quantum dot suspension and powder comprises chemical oxidative cleavage reaction of fullerene to form graphene quantum dots suspension, removing impurity ions, and drying to obtain graphene quantum dots powder.

CHEN G, ZHU Y

Preparation of airgel graphene by heating oxidized graphene, adding aqueous solution of sodium ion and bicarbonate ion, heating, soaking in deionized water, heating, leaching or dialyzing, and freeze-drying or supercritical drying.

WANG G, YANG S, ZHU W

Preparation of oil-water separator material by soaking sponge material in graphene oxide solution, removing sponge material, centrifuging to obtain graphene oxide-coated sponge material, and subjecting to reduction reaction.

YU S, YE Y

Preparation of graphene involves catalytically pretreating substrate at high temperature, slowly cooling resulting substrate, and supplying into reactor containing organic carbon source.

ZHANG Z, LI Z, ZENG Z, FAN X, CUI Z

Preparing nitrogen-doped graphene hydrogel comprises adding graphite oxide in water to perform ultrasonic dispersion, adding amine with oxidized graphene water solution to stir and performing hydro-thermal reaction on intermediate product.

WANG Z, YANG J, CHEN P, XIAO T, YU S, LI S