国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B82（2）
IPC小类 B82Y（2）
IPC B82Y030/00（2）
发明人 ZHANG F（2）
公开年 2023（2）
申请年 2022（2）
专利权人 SHANGHAI NAT.（2）

Amine-based modification of graphene quantum dots involves dispersing graphene quantum dots containing carboxyl group in water, heating, converting carboxyl group on surface of quantum dots into primary amide group, dispersing obtained solid in water, stirring, and dialyzing obtained solution.

WANG J, LU Y, GE M, ZHANG F, CUI D

Preparing graphene quantum dot involves modifying first graphene oxide, cutting into graphene quantum dot, dispersing graphene oxide into aqueous dispersion, adding ammonia water to dispersion to neutralize its acidity, and additionally adding ammonium chloride solution as an amine source.

GE M, LU Y, ZHANG F, CUI D