国家/地区 中国（9）
IPC部 C（9） B（6）
IPC大类 C01（9）
IPC小类 C01B（9）
IPC C01B032/184（9）
发明人
公开年 2021（6） 2022（2）
申请年 2021（9）
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

Preparing graphene oxide used for catalyzing peroxymonosulfate degrading organic waste water containing sulfathiazole, comprises e.g. dissolving dried spirulina powder in water, adding anhydrous calcium chloride, citric acid and sodium hypochlorite, pre-carbonizing, pyrolyzing, and oxidizing.

LIU Y, WANG K, HE S

Waste recycling device for preparing graphene, has discharging pipe provided with sealing plug, and bolt connected between outer side cover body of sealing cover and flange, where end of plug is flush with end part of pipe of flange.

TIAN R, TAN Y

Preparation of graphene photothermal film with double-layer structure used for solar seawater desalination by depositing graphene oxide film on substrate, and using flash lamp for flash reduction of surface layer of graphene oxide film.

JIA B, LIN H

Preparing graphene-coated cobalt-based Prussian blue nanocrystalline composite material comprises adding ligand solution to graphene oxide solution, stirring, adding metal salt solution, centrifuging mixture, freeze-drying solid, calcining.

WANG Y, LI F, XU B

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 graphene-based heterogeneous electrocatalytic cathode in wastewater treatment, involves dissolving transition metal salt or complex in graphene oxide dispersion liquid for wet co-spinning, obtaining graphene oxide composite fiber.

HU C, LI C, LI L, ZHANG Y, YANG X

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