国家/地区 中国（13）
IPC部 C（13）
IPC大类 C01（13）
IPC小类 C01B（13）
IPC C01B032/19（7） C01B032/184（6） C01B032/194（4）
B82Y030/00（2） C03C017/22（2） C09K011/65（2）
发明人 ZHANG F（13）
公开年 2023（8） 2022（5）
申请年 2022（13）
专利权人 SHANGHAI NAT.（6） XIAMEN FUHUA.（2）

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

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

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

Preparation of magnesium-based composite hydrogen storage material involves preparing suspension using e.g. magnesium metal powder, prepare suspension into blank, soaking in solution containing organic compound of preset transition metal, and hydrogenating dried blank.

CHEN S, ZHANG F, LIU G, ZHU C, SHENG N

Preparing biomass-based hierarchical porous carbon used in chemical production, involves pre-carbonizing biomass to obtain pre-carbonized porous carbon and mixing pre-carbonized porous carbon with activating agent for carbonization treatment.

ZHANG F, WANG Q, YAO Y, YUE Q

Production device for preparing graphene assisted by ultrasonic wave, has transmission rod whose bottom end is provided with gear block located in hollow groove, where upper end of transmission rod is matched with screw hole.

ZHANG J, ZHANG F, ZHENG B

Preparation of graphene synergistic sol used for improving soil quality, involves adding flake graphite into mixed acid solution, adding intercalation agent, reacting, and ultrasonically dispersing to obtain graphene, adding dispersant, organic bentonite, and ultrasonically treating.

ZHANG J, ZHANG F, ZHENG B