国家/地区 中国（4） 美国（3） 澳大利亚（2） 加拿大（2） 欧洲专利局（EPO）（2） 印度（2） 韩国（2） 新加坡（2） 世界知识产权组织（2）
IPC部 B（5）
IPC大类 B82（5）
IPC小类 C01B（5）
IPC C09K011/65（5）
发明人
公开年 2016（2） 2022（2）
申请年 2015（2）  2021（2） 
专利权人

Producing photoluminescence material involves placing plastic piece into working solution which is water, applying micro-plasma onto surface of the working solution, and degrading the plastic piece into multiple smaller molecular and graphene quantum dot.

CHIANG W, WENG R, WENG R J

Preparing graphene quantum dot used for preparing polyphenylene sulfide-graphene quantum dot composite material for electronic appliance or communication equipment or automobile field, involves placing brown-black humic acid.

ZHAO L, LI C, WANG C, ZHEN W

Preparation of amphiphilic graphene quantum dots used for preparing surfactant includes dissolving compound capable of introducing hydrophilic group and compound capable of introducing hydrophobic group in solvent and synthesizing.

XI F, XUAN L, CHEN P, LIU J

Forming a polymer composite comprising polymers and graphene quantum dots, useful in LEDs, comprises mixing a polymer component comprising polymers and/or polymer precursors with graphene quantum dots.

TOUR J M, KOVALCHUK A, XIANG C, TOUR J, CHANGSHENG X, TOUR YA M, XIANG CH

Synthesis of graphene derivatives and functional materials used in e.g. transistors, sensors, actuators, pharmaceutical, information displays and semiconductor comprises forming refluxed solution of starting material and additive.

TANIMOLA O W