国家/地区 中国（8） 世界知识产权组织（3） 印度（2）
IPC部 A（13）
IPC大类 C01（13）
IPC小类 C01B（13）
IPC C01B032/194（13）
发明人 LI Z（2）
公开年 2022（13）
申请年 2022（7）  2021（4）  2020（2） 
专利权人

Face mask for use as personal protective equipment, comprises layer comprising surface-functionalized graphene particles having specified sulfur impurity level, manganese level, and/or nitrogen oxide level.

PROMNIMIT A

Preparing perfume volatile medium graphite core rod useful in the field of perfume volatile materials, comprises e.g. placing N-methyl-2-pyrrolidone in glass reactor, adding eugenol, reacting graphene oxide dispersion liquid and polyamic acid solution, heating the composite sponge and drying.

LOU L

Medical device used for detecting aldehyde and ketone-bearing analytes, comprises graphene varactor comprising graphene layer, and self-assembled monolayer provided on outer surface of graphene layer through electrostatic interactions.

TROUDT B K, BUHLMANN P P J, KOESTER S J, ZHEN X, KOESTER S

Preparing graphene foam used in battery electrode, comprises dispersing graphene in solvent to obtain graphene solution, soaking decomposable template material in graphene solution, taking out template material, removing solvent by drying and removing template material.

DAI X, WANG F

Preparing graphene electrothermal film comprises e.g. forming insulating base-aluminum-graphene film layer on composite aluminum-based graphene heating layer on insulating substrate layer, and compounding composite nano-silver sulfide with composite aluminum graphene heat-proof layer.

CHEN D

Preparing nitrogen-phosphorus co-doped graphene material useful in preparing antibacterial material, comprises e.g. mixing graphene and vitamin B12 solution, calcining at high temperature under protection of inert gas, heating and grinding mixture and phosphide in calcining furnace.

LI H

Graphene fluorescent nanomaterial used in biological imaging agent, is obtained by dispersing graphene, adding N-hydroxysuccinimide and N,N-dimethyl dodecylamine, activating, adding activated graphene to iron salt, ethylene glycol, nitric acid and sulfuric acid and reacting at high temperature.

HUA M, PAN J, FANG Y

Preparing graphene heating body with adjustable wide band heat radiation emissivity, comprises generating graphene under laser irradiation by carbon-containing substrate, by electric heating conversion heating and releasing heat radiation.

LIU C, ZHANG S, LI Z, WANG Z, LI N

Changing conformation of nanomaterial electrolyte used in drug delivery device, involves providing nanomaterial electrolyte in aqueous medium, and subjecting mixture to change pH, ionic strength, temperature, pressure, sonication, and light.

CALDEIRA FERRAZ DA COSTA M, CASTRO A H D, SPOLON MARANGONI V, CALDEIRA F D C M, SPOLON M V

Nitrogen doping in chemical vapor deposition (CVD) graphene, by initiating by controller, and performing annealing process using ammonia gas in pressure chamber on CVD graphene at pre-defined temperature for pre-defined period of time, where pressure chamber is maintained at atmospheric pressure.

SINGLA R, KOTTANTHARAYIL A