国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6） C09（3） C03（2）
IPC小类 C01B（6）
IPC C01B032/19（6）
发明人 LU Y（6）
公开年 2023（6）
申请年 2022（6） 
专利权人 SHANGHAI NAT.（5）

Preparing graphene quantum dot based on heterogeneous catalyst, comprises e.g. dispersing manganese dioxide particles in water, adding hydrogen peroxide and neutral graphene oxide solution into reaction solution, then adding hydrochloric acid and hydrogen peroxide, and post-processing.

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

Preparation of graphene-coated glass micro-powder used as phase change heat absorber, involves dispersing oxidized graphene in pure water, adding glass micro-powder, stirring, adding ammonium bifluoride solution, reacting, reducing oxidized graphene, washing generated gel, and drying.

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

Generating graphene coating on surface of glass comprises adding mixed solution of ammonium fluoride and ammonium bromide into graphene oxide dispersion, using ammonium ions partially to reduce graphene oxide to make it into gel, coating on glass surface, heating, drying and wiping graphene.

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

Forming graphene radiating layer on aluminum surface, comprises dispersing graphene oxide in dilute sodium sulfate solution, electroplating in dispersion solution with aluminum part as anode, stopping current, and immediately drying surface of workpiece.

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

Waste lithium-ion battery recycling method based on selective enhanced crushing method, involves extracting metal and its maintenance by supercritical fluid/subcritical fluid, and using supercritical fluid/subcritical fluid extraction in situ preparation graphene from anode material.

SHI H, LU Y