国家/地区 中国（19）
IPC部 C（19）
IPC大类 C01（19） B82（3） B01（2）
C09（2） H01（2）
IPC小类 C01B（19）
IPC C01B032/184（19）
发明人 ZHANG F（19）
公开年 2018（4） 2020（4） 2023（4） 2022（3） 2021（2）
申请年 2022（6）  2017（3）  2020（3）  2016（2）  2018（2）  2021（2） 
专利权人 SHANGHAI NAT.（5） UNIV TIANJIN（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

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

Preparing nanocarbon /graphene composite material involves forming graphene oxide dispersion liquid, with ether bond-containing solvent, mixing liquid with carbohydrate matter and acidic substance, forming black suspension from formed mixed solution, reducing suspension, freeze drying suspension.

NI Z, LIU B, ZHANG F

Flexible nitrogen dioxide gas sensor, has surface flexible substrate is attached with reduction oxidation graphene layer and zinc oxide quantum dot layer in turn.

JIANG Z, YANG P, LU D, ZHAO L, SUN L, ZHAO N, ZHANG F, LIN Q

Method for preparing layered graphene using flash evaporation technique involves weighing the amorphous conductive carbon powder, cleaning the quartz tube, introducing the weighed amorphous conductive carbon powder into a clean quartz tube, inserting copper plugs at both ends into the quartz tube.

WANG Y, ZHONG J, ZHANG J, ZHANG F, ZHAO X, WEN J, XU J, ZHANG Y

Preparing nano composite material of phosphorus-doped graphene, comprises weighing graphene oxide and diammonium phosphate, putting in beaker, adding deionized water, freezing and drying, and putting mixture into quartz boat.

ZHANG F, GE M, LIU P, CUI D

Graphene redox production device comprises a reaction box body, where the top end of the reaction box body is fixedly connected with a sealing cover through a bolt, and middle part of the sealing cover is slidingly inserted with a main shaft.

CHEN J, TAN F, ZHANG F

Preparing high-purity semi-insulating silicon carbide substrate-based periodic pn junction graphene comprises e.g. cutting, grinding and polishing high-purity semi-insulating silicon carbide crystals, and performing passivation treatment.

ZHANG F, YANG K, LU Y, LIU X, NIU X, CUI J, SHANG Y