国家/地区 中国（7） 欧洲专利局（EPO）（2）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 B01J（10）
IPC B01J020/20（10）
发明人
公开年 2021（6） 2022（3）
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

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

Magnetic effervescent tablet based on magnetic graphene oxide used in e.g. preparing medicine for removing polycyclic aromatic hydrocarbons, comprises magnetic graphene oxide, citric acid, sodium bicarbonate, 1-octyl-3-methylimidazolium chloride and lithium bistrifluoromethanesulfonimide.

ZHAO L, QIN K, CHI M, GAO X

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

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

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