国家/地区 中国（22）
IPC部 B（22）
IPC大类 B01（22）
IPC小类 B01J（22）
IPC C01B032/184（22）
发明人 ZHANG J（5） XING C（4） ZHANG H（4）
WANG J（2） WANG X（2）
公开年 2017（7） 2015（3） 2020（3） 2016（2） 2021（2） 2023（2）
申请年 2016（7）  2015（3）  2019（2）  2020（2）  2021（2）  2022（2） 
专利权人 UNIV SHENZHE.（4）

Preparing graphene quantum dot based on heterogeneous catalyst, comprises e.g. dispersing manganese dioxide particles in water, adding hydrogen peroxide and neutral graphene oxide solution into reaction solution, then adding hydrochloric acid and hydrogen peroxide, and post-processing.

WANG J, LU Y, GE M, ZHANG F, CUI D

Preparation of super-amphiphile graphene used in e.g. preparation of Pickering emulsion, involves mixing wood powder, ferric chloride, zinc chloride and ionic liquid containing tetrafluoroborate anion, and pyrolyzing in inert atmosphere.

LIU H, FAN H

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

Preparing nitrogen-doped reduced graphene oxide aerogel used for preparing microwave absorbing material, by mixing graphene oxide dispersion liquid, urea and ethylene glycol, performing hydrothermal reduction reaction, placing hydrogel in ethanol aqueous solution, and freeze-drying.

WANG W, WANG X, DOU F

Preparing cigarette butt based graphene composite material, comprises e.g. purifying waste cigarette butt, and reacting with nickel foam, methacrylic acid, manganese(II) chloride hydrate and iron(III) nitrate nonahydrate.

LI W, WU Y, ZHANG J, ZHAO D

Preparing graphene quantum dots under coupling action of magnetic field and ultrasonic field, comprises e.g. preparing graphene oxide, and adding graphene oxide to deionized water.

BAO B, ZHU X, GAO H

Preparing graphene quantum dot reparing catalyst, energy storage device and biomedicine field comprises dispersing carbon powder in the solvent, laser irradiating the first product and centrifuging product to collect supernatant.

YANG G, WANG J, LIU P, LI Z, LIU C, WEI Z

Preparing nitrogen-phosphorus co-doped graphene quantum dots by adding 1,3,6-trinitropyrene and co-doping source of nitrogen and phosphorus to water, ultrasonically dispersing mixture, reacting, filtering, dialyzing and freeze-drying.

LI M, GUO Z, WU H, TANG T

Preparing graphene hydrogel comprises mixing the silver sulfide quantum dot stock solution with graphene oxide, and heating.

ZHOU M, WU Q

Producing isolated graphene sheets from supply of coke or coal powder, used in composite material, comprises dispersing particles of coke or coal powder in liquid medium to produce suspension, and exposing suspension to ultrasonication.

ZHAMU A, JANG B Z