国家/地区 中国（22） 韩国（7） 美国（7） 世界知识产权组织（6） 欧洲专利局（EPO）（5） 日本（4） 澳大利亚（3） 加拿大（3） 印度（3） 新加坡（3）
IPC部 C（26）
IPC大类 C01（26）
IPC小类 C01B（26）
IPC C09K011/65（26）
发明人 GUO Y（3） LI X（3） CHEN P（2）
HU Z（2） LI W（2） LI Y（2）
LIU J（2） PAN D（2） TANG L（2）
TOUR J（2） TOUR J M（2） WANG L（2）
XI F（2）
公开年 2016（26）
申请年 2015（14）  2016（12） 
专利权人 UNIV SHANGHA.（3） UNIV DONGHUA（2） UNIV RICE WI.（2） UNIV RICE WI.（2）

Producing surface-modified graphene quantum dots useful as surfactant, comprises e.g. preparing mixture by dissolving e.g. 4-dimethylaminopyridine, graphene quantum dot in solvent, adding N,N'-dicyclohexylcarbodiimide, heating and cooling.

CHO H H, KIM B

Preparing aza-graphene quantum dots emitting white fluorescence comprises e.g. dissolving citric acid and urea in solvent, reacting, centrifuging, removing the solvent and drying to obtain graphene quantum dot emitting white fluorescence.

ZHANG X, MA Q, TAN J

Preparation of graphene-encapsulated metal nanoparticles used in e.g. LED, involves supplying preset mole ratio of gas comprising carbon dioxide, methane and water on metal catalyst and reacting and cooling resultant product.

SON I H, LEE S J

Preparation method of nitrogen-doped graphene quantum dots by high energy electron beam irradiation method, involves immersing carbon fiber in mixed acid, ultrasonically processing, heating, cooling, and adding reaction liquid.

CHANG Q, CHEN P, DENG X, HANG M, LI C, WANG J, WANG Y, ZHANG M, ZHU J, XU J

Manufacturing graphene quantum dot involves mixing acid and graphene oxide and subjecting mixture to hydro-thermal treatment to obtain graphene quantum dot.

CUI P, LEE H

Manufacture of carbon-type luminescent material e.g. graphene quantum dot, involves mixing and heating raw material comprising polycarboxylic acid, acidic catalyst, and solvent.

ISAJI TADAYUKI, OTANI NAOKI, UEDA MASAHIRO, KAWASAKI TAKAYOSHI, ISAJI T, OTANI N, UEDA M, KAWASAKI T, MASAHIRO U, NAOKI O, TADAYUKI I, TAKAYOSHI K

Single layer monocrystalline graphene quantum dot has hexagonal grid striped single crystal structure.

CHEN P, SUN X, XIE Z, YAN J, ZHOU S, YUAN B

Composite of graphene quantum dot and silica in a specified weight ratio and based on source of paper, used in biological applications e.g. drug delivery, in photocatalysis and photovoltaic devices, and in photoluminescence sensors.

PODDAR P, SADHU S

Preparation of multi-element doped graphene quantum dot involves dispersing raw coal with strong acid solution, heating, cooling to room temperature, adding strong alkali solution to neutralize, filtering and dialyzing.

SUN Z, XU Y, CAO Y, HOU X

Preparation method of nitrogen doped graphene quantum point, involves adding acetylene black, concentrated nitric acid and deionized water to reflux device, setting heating temperature, and maintaining reaction liquid to slightly boil.

HU Z, LI X, SHI G, TANG L