国家/地区 中国（15）
IPC部 B（15）
IPC大类 C01（15） C09（15） B82（14）
B01（3） H01（3） G01（2）
IPC小类 C01B（15）
IPC C09K011/65（15）
发明人 LIU Z（3） CHEN D（2） CHEN Z（2）
CUI X（2） LI M（2） LI Z（2）
LIAO T（2） WANG G（2） XIANG B（2）
XU A（2） ZHANG L（2）
公开年 2020（15）
申请年 2019（9）  2020（6） 
专利权人 UNIV QUANZHO.（2） UNIV SHANGHA.（2）

Preparing fluorescent graphene quantum dot powder used for preparing LED device, by dissolving thiourea in water, adding 1,3,6-trinitropyrene, dialyzing, dissolving melamine and paraformaldehyde, mixing with quantum dot solution, and drying.

CHEN Z, ZHANG L, XIANG B, CUI X, LIAO T

Preparing graphene quantum dots under coupling action of magnetic field and ultrasonic field, comprises e.g. preparing graphene oxide, and adding graphene oxide to deionized water.

BAO B, ZHU X, GAO H

Fluorine-containing graphene quantum dots e.g. in photosensitizer for photodynamic therapy, is prepared using fluorinated graphite and performing Hummers method to prepare oxidized fluorine-containing graphene.

BI H, LI Z

Preparing graphene quantum dot reparing catalyst, energy storage device and biomedicine field comprises dispersing carbon powder in the solvent, laser irradiating the first product and centrifuging product to collect supernatant.

YANG G, WANG J, LIU P, LI Z, LIU C, WEI Z

Separating graphene quantum dots using molecular sieves involves placing corresponding molecular sieve inside the syringe and compact on the bottom of the syringe, pouring the initial graphene quantum dot solution into the syringe.

CHEN A, WANG X, LI M

Preparing solid-state light-emitting graphene quantum dots for light-emitting diode devices, involves dissolving melamine and paraformaldehyde in water to obtain mixed solution A, and putting mixed solution A in water bath.

CHEN Z, ZHANG L, XIANG B, CUI X, LIAO T

Graphene quantum dot fluorescent film used for preparing laser diode light emitting device comprises graphene quantum dot aqueous solution dissolved in dimethylformamide or aqueous solution, and silane coupling agent KH-792.

YANG Y, HE P, ZHENG J, LIU X, XIAO B, XU B

Preparing graphene quantum dots with blue fluorescent characteristics involves dispersing residual starch in sweet potato residue in water to form suspension, transferring suspension into reaction kettle to hydrolyze starch.

JI Y, DENG Y, CHEN F, REN F, WANG Z

Preparing graphene quantum dots comprise preheating precursor to obtain prepolymer, dissolving prepolymer in solvent, and performing thermal synthesis reaction.

DING G, XU A, YANG S, WANG G, CHEN D, LIU Z

Pinewood-based graphene quantum dot used e.g. in cell fluorescence probes, is prepared by hydrothermally carbonizing using pinewood, centrifuging and dialyzing to separate and purify graphene quantum dots, and freeze-drying solid powder.

SONG X, ZHAO S, CHAI X, LIU Z, HE H, WU M