国家/地区 中国（13） 世界知识产权组织（2）
IPC部 C（15）
IPC大类 C09（15）
IPC小类 C09K（15）
IPC C09K011/02（15）
发明人 LIU Q（2） ZHANG Y（2） ZHOU L（2）
公开年 2023（15）
申请年 2022（10）  2023（3）  2021（2） 
专利权人

Preparing green-fluorescence emitting carbon quantum dots from carbon source, where source is Cissus quadrangularis, traditional medicinal plant for quantum dot-based display devices, involves collecting stem and leaf parts of Cissus quadrangularis plant followed by rinsing in water.

BERA M K, VISHAL, SHARMA V D

Graphene/selenium nanocrystalline photoelectric composite material used in optoelectronic device application, contains selenium nano-crystal having preset grain diameter uniformly dispersed in graphene.

XIE B, LONG H, SHU X

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

Composition of matter used for determining the drilling depth of various drill cuttings, comprise core-shell quantum dot particle having an inorganic core and an organic shell, and drilling fluid, where inorganic core is cadmium-containing chalcogenide.

MARSALA A F, SOLOVYEVA V, ALJABRI N M

Specific fluorescent indicator sheet useful in detection of harmful substances in agricultural product, preferably pesticide, melamine, clenbuterol, and pyrrolidine, prepared by e.g. scraping indicator sheet preparation solution on support layer, and preparing surface functional layer.

SUN B, MA A, WANG J, WANG S, LIU Y, ZHU Y, HE Y

Quantum dot luminescent layer useful in quantum dot light emitting diode device comprises quantum dot material and host material, quantum dot material including first quantum dot, and host material filled in gap between first quantum dots.

ZHOU L, YANG Y

Preparing near-infrared fluorescent probe for selectively recognizing glutathione, involves subjecting pyrene to nitric acid reflux and hydrothermal reaction to obtain stock solution of aminated graphene quantum dots, filtering, dialyzing, and freeze drying.

CHEN J, CHEN H, WANG Y, YIN H, ZHAO L, WU M, XIE J

Manufacture of photoinduced excitation three-dimensional imaging device for projection screen, involves paving adhesive on single-layer graphene film, paving quantum dot particle array, solidifying particles, filling adhesive between particles, irradiating, and repeatedly paving film and array.

ZHOU L, YANG W, LIU K, LIU Q, YANG H, YUAN X, XIONG Y, YE Y, ZHANG W, ZHANG Y, WAN T, LI X

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

Preparing red-orange light and blue-violet light conversion agent for agricultural film, comprises adding aqueous solution of graphene-like carbonized nitrogen into a flask, adding polyacrylic acid, stirring, heating, washing, and drying to obtain carboxylated graphene-like nitrogen carbide powder.

LI Z, WEI Y, ZENG Q, LI F