国家/地区 中国（3）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/184（3） C09K011/65（3） B82Y020/00（2）
B82Y030/00（2）
发明人
公开年 2023（4）
申请年 2023（4）
专利权人

Preparing highly stable and efficient excitation dependent luminescent graphene quantum dots from Bougainvillea glabra flower involves washing Bougainvillea Glabra flower with bract and cutting into small pieces, and mixing pieces of bougainvillea Glabra flower with bract along with distilled water.

PANACHIKKOOL M, PANDIYARAJAN T

Synthesizing graphene oxide grafted with p-cyanophenyl azo useful for providing wave-absorbing material, comprises adding oxidized graphene into water, adjusting pH of solution, adding prepared diazonium salt solution, stirring, heating, coupling, cooling, filtering, drying and purifying.

NI M, ZHANG C

Preparation of graphene quantum dots used as e.g. fluorescent (closed) probe, involves carbonizing sea rice, dispersing in alkali solution, oxidizing with hydrogen peroxide, adjusting pH to neutrality, filtering, and dialyzing.

ZHENG C, LIANG Z, KANG X, WU Y, LUO X, LUO K, WEN Y

Preparing metal nitrogen-doped graphene quantum dot composite material useful e.g. for preparing ammonium perchlorate catalyst, by e.g. dissolving organic acid and organic amine in solvent, carrying out hydrothermal reaction, adding soluble metal salt, dialyzing, and freeze-drying.

YIN Z, WANG Y, JIANG L, FU X, XU J, NIE F