国家/地区 中国（16） 印度（2）
IPC部 B（21） C（21） G（5）
H（3）
IPC大类 B82（21）
IPC小类 B82Y（21） C09K（16） C01B（8）
C09D（4） G01N（4） B01J（2）
C08G（2） C08J（2） C08K（2）
IPC B82Y030/00（21）
发明人 LI J（2） MA J（2）
公开年 2023（21）
申请年 2022（12）  2023（8） 
专利权人

Purifying quantum dot useful in light emitting device and electronic device, comprises e.g. providing a quantum dot solution, freezing the quantum dot solution, performing solid-liquid separation, and discarding solid impurities.

LIU Q, NIE Z

Stable carbon nanotube fluid matrix used in coating or printing on substrate, comprises carbon nanotubes dispersed in solvent mixture comprising monohydric alcohol having preset boiling points, and diol having preset boiling points.

RICCI M J

Making luminescent nanocomposite based on nitrogen and calcium co-doped carbon quantum dots doped bioplastic used for down-conversion application in optical display, light-emitting diode and UVC tube, involves gathering mustard (Brassica) flowers from nearby agriculture field, cleaning thoroughly.

BERA M K, VISHAL, SHARMA V D

Preparing polymer-sand nanocomposite lost circulation material for forming barrier to overcome lost circulation in hydrocarbon wellbore, involves combining cross-linker solution and sand particles; combining hydrogel polymer, organic cross-linker and salt; and combining polymer hydrogel.

KRISHNAN M R, ALSHARAEH E, ALMOHSIN A

Preparation of graphene quantum dots used as e.g. fluorescent (closed) probe, involves carbonizing sea rice, dispersing in alkali solution, oxidizing with hydrogen peroxide, adjusting pH to neutrality, filtering, and dialyzing.

ZHENG C, LIANG Z, KANG X, WU Y, LUO X, LUO K, WEN Y

Photochemical mechanical grinding method, comprises e.g. building photochemical mechanical grinding platform with ultraviolet light full-wave band coverage, adjusting process parameters, and grinding modified layer of workpiece.

AN Z, YANG F, XU Z, QU M, XU L, WANG Z, MU D, HUANG H, HUANG C, HUANG S

Reversible fire warning composite aerogel used in e.g. high-rise building fire alarm, flame retardant, prepared by self-assembling into 3D structure by magnetic graphene oxide nanosheet, expanded graphite nanosheet and biomass matrix by intermolecular hydrogen bond cross-linking, and freeze-drying.

LI J, REN F, QIAN X, LIU G, JING J, SHI C

Preparing metal nitrogen-doped graphene quantum dot composite material useful e.g. for preparing ammonium perchlorate catalyst, by e.g. dissolving organic acid and organic amine in solvent, carrying out hydrothermal reaction, adding soluble metal salt, dialyzing, and freeze-drying.

YIN Z, WANG Y, JIANG L, FU X, XU J, NIE F

Preparing dual-photon signal amplification probe based on aptamer-modified silica-graphene quantum dots useful in specific recognition and high-sensitivity real-time imaging of CCRF-CEM target cells, comprises preparing carboxylated GQDs emitting green fluorescence and preparing nanoparticles.

ZHAO Y, LV J, LIU S, GAO Y, REN W, FAN Y, HE X, XIE K, YAN H

Fluorescent sensing array detection platform for various plasticizers comprises N,N-dimethylformamide as boron-doped graphene quantum dots solution of solvent and boron-doped graphene quantum dot solution using cyclohexane as solvent.

LUO H, CHEN S, HUO D, LIU X, HOU C, LIU H