国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10） C01（10） C02（10）
IPC小类 C01B（10）
IPC C02F001/28（10）
发明人 XU C（2）
公开年 2021（8）
申请年 2021（10）
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

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

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 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

Preparation of graphene-zinc oxide three-dimensional porous composite material used in sewage treatment, involves mixing graphene oxide, reducing sugar, zinc salt and solvent to obtain dispersion liquid, and adjusting pH of dispersion and then heating and cooling.

LIU K, SHANG Y, SUN G, ZHANG J, YAN M

Preparing graphene modified material comprises e.g. adding graphene, iron salt and ferrous salt into water, ultrasonic blending, annealing, cooling, filtering, modifying graphene, grafting filtering, washing, freezing and drying.

FAN L, GE D, DU J, LIU Z, CHENG Z, XING C

Preparing amidated graphene aerogel by reacting sodium hydroxide and monochloroacetic acid with graphene oxide, centrifuging to get primary carboxylated graphene, dispersing in pure water, reacting with ethylenediamine, and post-treating.

JI G, LIAO Y