国家/地区 中国（26） 美国（4） 世界知识产权组织（4） 日本（3） 韩国（3） 欧洲专利局（EPO）（2）
IPC部 C（30）
IPC大类 C01（30）
IPC小类 C01B（30）
IPC C09K011/65（30）
发明人 CHEN Y（4） WANG Y（3） YANG P（3）
GAO H（2） JIANG W（2） LI F（2）
LI X（2） LI Z（2） LIU Y（2）
PAN D（2） QIAN F（2） QIN Y（2）
TANG L（2） TIAN R（2） WANG C（2）
公开年 2017（30）
申请年 2017（16）  2016（11）  2015（3） 
专利权人 UNIV NANJING.（2） UNIV SHANGHA.（2） UNIV YUNNAN .（2）

Preparing graphite quantum dot by sugar precursor at low temperature comprises e.g. mixing sugar monomer in alkaline aqueous solution, reacting to obtain graphene quantum dot mother liquor, dialyzing or filtering and spray.

LU H, ZHANG J, CHEN Y, PAN Y, LIN S

Preparation of tricolor fluorescent graphene quantum dot powder involves dissolving citric acid and reducing agent into deionized water, dispersing, subjecting into ultrasonic extraction and purification, and drying.

LU G, LV N, SHI G, WANG Y, XIE X

Preparing fluorescent graphene oxide quantum dots comprises e.g. preparing aqueous dispersion of quantum dots of graphene oxide and mixing aqueous dispersion of quantum dots of graphene oxide with alcohol or carbonyl-containing compound.

XIANG B, ZHU X

Preparing graphene quantum dot based on leather waste comprises crushing leather waste, adding distilled water and hydrazine hydrate, ultrasonically processing, hydrothermal reaction of dispersion liquid in PTFE reactor and filtering.

ZHANG W, MA J, WEI L, BAO Y, WANG Z

Preparing graphene quantum dots, involves forming functionalized graphene nano platelet dispersion, and depositing functionalized graphene nano platelet dispersion by adding salt to functionalized graphene nano platelet dispersion.

JOON H K, SEONG W R, SOON H H

Method for controlling photoluminescence of quantum dots, involves controlling photoluminescence properties of graphene quantum dots by controlling time of mercury lamp irradiation operation.

LIU F, XU X, KONG W, GAO F, BAI X

Graphene nanosheet stacked body for aggregate of graphene nanosheet stacked body used for wavelength conversion film and fluorescent probe comprises graphene nanosheets which are included in matrix material.

GOAN K

Manufacture of graphene quantum dots used in e.g. biomedical applications, involves combining graphite and/or carbon black with strong oxidizing mixture, and heating to produce graphene quantum dots having preset diameter.

QIN Y, ZHOU S

Preparation of graphene quantum dot by cutting foamed nickel substrate, ultrasonically cleaning, constant temperature heating, sending methane gas, cooling, immersing in nitric acid solution and washing with deionized water.

WANG X, LIU Q, CHEN Y, TIAN Z

Preparation of water-dispersible nitrogen doped graphene quantum dot involves taking graphite oxide, reducing agent and nitrogen source, dispersing in water, ultrasonicating, performing hydrothermal reaction, and freeze drying.

LI Y, XIE H, HOU C, WANG H, ZHANG Q