国家/地区 中国（16） 世界知识产权组织（4） 美国（2）
IPC部 B（19）
IPC大类 B82（19）
IPC小类 B82Y（19）
IPC B82Y040/00（19）
发明人 LI D（2） LI W（2） XU M（2）
ZHOU Y（2）
公开年 2022（16） 2023（3）
申请年 2022（19）
专利权人

Preparing nitrogen and sulfur co-doped pH responsive graphene quantum dots used in pH value responsive reagent for selective iron detection, involves mixing carbon source compound and nitrogen and sulfur source compound, carrying out a hydrothermal reaction, centrifuging and filtering.

LI D, YAN J, ZHOU Y, LIU X

Preparing modified graphene quantum dots involves mixing graphene oxide, hydrogen peroxide and N,N dimethylformamide, subjecting resulting dispersion to solvothermal reaction to obtain GQDs (graphene quantum dots), mixing GQDs, 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride.

WU L, CAI F, CHEN G, GUO Y, ZHAO Q

New nitrogen-copper doped graphene compound used as quantum dots for detecting quercetin and tetracycline antibiotics including doxycycline.

HU H, WANG L, WANG Y, LI X, GUO G, TANG S, WANG C, CHENG J, CHEN D, LI T

Digital formation of two-dimensional materials structures used for electronic components, involves generating donor substrates containing back surface and front surface, applying coating to front surface, and irradiating coating containing donor material.

ZERGIOTI I, PAPAZOGLOU S, ZACHARATOS F, LOGOTHETI A, PESQUERA A, ZURUTUZA A, NAVEH D

Preparing magnetic graphene quantum dot for preparing imaging contrast agent and in-vitro diagnostic probe, involves subjecting ferrous ascorbate aqueous solution to hydrothermal reaction, where contrast agent is nuclear magnetic resonance-fluorescence double-mode enhanced imaging contrast agent.

XIE X, DING G, DONG H, YANG S, LI Y

Preparing nano-graphene used as plugging agent in oil-based drilling fluid, comprises reacting graphite, oxidant i.e. ammonium persulfate and intercalating agent i.e. concentrated sulfuric acid, reacting with concentrated sulfuric acid and oxidant i.e. potassium permanganate, and gas-stripping.

DAI F, LI W, HUANG D, XIE G, LUO P, LI D, BAI Y

Transferring one or more nanostructures from one substrate to another substrate by applying coating of crosslinkable copolymer over one or more nanostructures on surface of substrate, heating, transferring nanostructures and copolymer onto another substrate surface, and removing copolymer.

ARNOLD M S, JACOBBERGER R M, GOPALAN P, DWYER J H

Modified material useful in preparation of sodium ion battery cathode material, comprises amorphous carbon and carbon point and amorphous carbon source comprising at least one of e.g. animal hair, plant fiber, carbon fiber, graphene, graphite, anthracite, coke, carbon nanotube and/or urea.

QI Y, ZHANG Y, XU M

Synthetically fluorescent nanoprobes based on glutathione comprises dispersing graphene quantum dots-carboxylic acids, adding 1-(3-dimethy laminopropyl)-3-ethylcarbodiimide hydrochloride to dispersion, stirring, adding N-hydroxysuccinimide, stirring, adding GSH, adjusting pH, stirring and dialyzing.

LUO Y, LIAO B, XU M

Graphene-based dispersion useful in substrate e.g. conductive and non-conductive material, comprises graphene comprising a mixture of single layer graphene and few layers graphene.

RAJE V P, AMIRTHASAMY J B, GOSWAMI K, CHOWDHURY D R, NANDY M