国家/地区 中国（14）
IPC部 C（14）
IPC大类 C01（14） C09（14） B82（6）
IPC小类 C01B（14）
IPC C01B031/04（14）
发明人 LIU Y（3） ZHANG L（3） DING G（2）
DU Y（2） HE P（2） JIANG M（2）
LIN J（2） SU Y（2） TANG N（2）
XIE X（2） ZHANG Y（2）
公开年 2014（14）
申请年 2014（9）  2013（5） 
专利权人 SHANGHAI INS.（2） UNIV NANJING（2） UNIV SHANGHA.（2）

Preparing graphene fluorescent nanomaterial comprises mixing graphite powder with tetrahydrofuran, dispersing mixture, adding alkali metal and naphthalene to mixture, reacting mixture, adding halogenated organic solvent, washing and drying.

DENG S, ZHENG L, FENG L, HUANG R, XIE S

Manufacture of graphene quantum dots used for road stickers, road signs, coatings, clothing, paints and photographic processing materials, involves exposing carbon source chosen from coal and coke to oxidant.

TOUR J M, YE R, XIANG C, LIN J, PENG Z, HAYASHI K, CERIOTTI G

Preparing graphene oxide quantum dots comprises adding citric acid to concentrated sulfuric acid, and carrying out reaction to form quantum dot graphene oxide solution.

XIE X, DING G, JIANG M, HE P

Preparing graphene quantum dot comprises adding polytetrafluoroethylene and silicon powder into cyclohexane, mixing, drying, sealing in blaster, performing deflagration, drying the graphene quantum dot polymeric nanoparticle and peeling.

LI R, YANG G, YANG Y, LIU Y, SHEN J

Making polychromatic fluorescent polyetherimide functionalized graphene quantum dots involves dispersing graphene oxide in ethanol/water, adding ammonium hydroxide and polyetherimide, then placing into reactor, cooling, filtering and drying.

GUO B, WANG H, WANG J, WANG X

Extracting graphene quantum dot from coal comprises mixing coal powder with hydrochloric acid solution and then stirring, refluxing mixture, filtering refluxed mixture, and repeatedly washing coal powder using deionized water.

CHI Y, DONG Y, LIN J

Preparation of coal-based graphene quantum dots involves taking natural coal, crushing, mixing with strong acid, performing ultrasonic treatment, freezing, adding sodium nitrite, stirring, centrifuging, neutralizing and dialyzing.

SU Y, ZHANG L, ZHANG Y

Preparation of coal-based graphene quantum dots involves mixing pulverized coal with stripping solvent, adding accelerant, transferring in high-pressure reaction kettle, carrying out hydrothermal reaction, cooling and centrifuging.

SU Y, ZHANG Y

Preparation of graphene quantum dots involves uniformly dispersing graphene oxide in solvent, reacting with reducing agent, cooling, separating solid, mixing with reducing polyhydroxyaldehyde and organic acid, and Lewis acid, and dispersing.

ZHANG L, ZHANG M

Preparation of graphene quantum dots for, e.g. FETs, involves dispersing carbon material in sulfuric acid, adding potassium permanganate and hydrogen peroxide, filtering, dialyzing, evaporating water, and reducing formed oxide dots.

FAN T, LIU Y, MIN Y, SONG J, TONG S, ZHANG L