国家/地区 中国（10） 美国（4） 欧洲专利局（EPO）（3） 世界知识产权组织（3） 澳大利亚（2）
IPC部 B（15）
IPC大类 B01（15）
IPC小类 C01B（15）
IPC C02F001/28（15）
发明人 XU C（2）
公开年 2021（12） 2022（2）
申请年 2021（15）
专利权人

Preparing magnetically reduced graphene oxide-based composite material used in field of oil-water separation, involves providing graphene oxide material, mixing oxidized graphene material, trivalent iron salt, amine compound and dispersing solvent uniformly to form graphene dispersion.

SHEN L, WANG G, ZENG Z, XU Y

Preparing patterned nitrogen-sulfur co-doped graphene aerogel, comprises ultrasonically dispersing graphene oxide into water, adding thiamine hydrochloride or rhodamine to graphene oxide dispersion, ultrasonically processing, freezing and drying.

XU C, ZHANG N, ZHONG H, ZHANG L, WEI K, SHENG Z

Treating starting liquid containing pollutants comprises adding graphene oxide to starting liquid so as to adsorb part of pollutants and causing pre-treated liquid to flow through porous membrane comprising hollow fibers.

MELUCCI M, PALERMO V, KOVTUN A, NAVACCHIA M L, BOCCHI L

Inserting two dimensional flakes of two dimensional material into pores of porous substrate, comprises providing porous substrate having open pores, applying liquid dispersion of flexible flakes to porous substrate and subjecting substrate.

KHRANOVSKYY E, ZHYBAK M

Janus composite used for adsorbing oil from an oil-in-water emulsion, comprises hydrophobic nanoparticulate component supported by 2- or 3-dimensional hydrophilic framework.

ZOU L

Preparing doped graphene hydrogel comprises e.g. adding graphene into distilled water, adding doping agent into dispersed graphene, stirring, stirring at certain temperature, initially forming graphene-doped hydrogel and filtering.

MA X

Preparation of zinc oxide/graphene/graphene oxide/carbon nanotube aerogel, involves mixing graphene oxide aqueous solution, carbon nanotube aqueous solution and zinc salt solution, stirring to obtain precursor sol, filtering to obtain wet gel, putting wet gel into dryer to obtain composite aerogel.

WANG J, XU C, GUO J, YUAN P, ZHANG T, DU W, ZHAO S, CHENG F, LI E, MA D, GONG S, SHEN Y

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B

Preparing nitrogen-doped reduced graphene oxide nano-composite for treatment of phenolic wastewater, involves mixing chitosan, glacial acetic acid and water to obtain chitosan acetic acid aqueous solution, and mixing graphene oxide.

LI Y, WANG Q, ZHAO R, LI Z, WU T

Preparing carbon material useful in free radical scavenging, and adsorption of cationic dye pollutants in wastewater comprises pre-carbonizing folium artemisiae argyi, adding activating agent, and low temperature carbonizing.

YANG R, ZENG H, HONG M, QU L