国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 C01B（10）
IPC C09K011/65（10）
发明人 GAO H（2） LIU C（2） WANG J（2）
公开年 2020（3） 2022（3）
申请年 2022（3）  2019（2）  2020（2） 
专利权人

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

Nanofiltration membrane for use in the filtration of quantum dot solutions, comprises graphene oxide and a layered multi-metal hydroxide dispersed in the graphene oxide, the graphene oxide and the layered multimetal hydroxide are bonded together by electrostatic interaction.

DENG C

Preparing glycerol graphene quantum dot nano-fluid involves mixing glycerol and carbon-containing precursor, dispersing carbon-containing precursor uniformly in glycerol, heating, putting solution into ultrasonic dispersion device, and dispersing to obtain quantum dot nano-fluid as base liquid.

SUN W, LIU C

Mixed solution of carboxyl graphene quantum dot includes preset amount of dispersant, adsorbent, carboxyl graphene quantum dot solution, and deionized water.

LEI B, TANG L, ZHAO P, PU X, WU M

Preparing nitrogen-doped carbon quantum dots used in metal probes, photoelectrocatalysis and bioimaging, involves dispersing urea, sodium citrate and graphene oxide in water and mixing them into uniform and clear liquid.

HUANG Q, LIU X, LIAO H, GAO H, GONG S

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

Preparation of amphiphilic graphene quantum dots used for preparing surfactant includes dissolving compound capable of introducing hydrophilic group and compound capable of introducing hydrophobic group in solvent and synthesizing.

XI F, XUAN L, CHEN P, LIU J

Porous graphene used in e.g. adsorption applications, is prepared by providing graphene sheet having thickness and lateral dimension of preset range, and distributed pores having size of preset range on surface of graphene sheet.

LI X, SUN R, WANG X, YE W, CHEN W