国家/地区 中国（6） 欧洲专利局（EPO）（2） 世界知识产权组织（2）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01J（7）
IPC B01J020/28（7）
发明人
公开年 2021（5）
申请年 2021（7）
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

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 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