国家/地区 中国（12）
IPC部 C（16）
IPC大类 C01（16）
IPC小类 C02F（16）
IPC C02F001/28（8） B01J020/30（4） C02F001/44（4）
B01J020/20（3） C02F001/00（3） C02F001/30（3）
C02F001/66（3） C02F009/00（3） C02F103/34（3）
B01J020/28（2） B01J027/24（2） C01B017/90（2）
C01B032/184（2） C01B032/194（2） C01B032/198（2）
发明人 ZHAN Z（2）
公开年 2023（16）
申请年 2022（9）  2021（4）  2023（3） 
专利权人

Recycling waste water in preparation of graphene useful in optical, electrical, mechanical, and micro-nano processing, comprises e.g. treating graphene acidic wastewater obtained by acid washing process, degrading and decomposing and mineralizing by semiconductor strong ionization.

ZHAN Z

Preparation of graphene composite material involves dispersing nitrogen-doped titanium dioxide powder in water to form suspension, adding graphene oxide solution, reacting, cooling, centrifuging, washing with distilled water, and drying.

GUO H, WENG X

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

Apparatus used for electrolysing seawater, comprises diaphragm-less electrolytic cells comprising anode and cathode, where anode comprises anode cells in series, and cathode contains cathode cells in series to control cell voltage and substantially prevent production of oxygen and chlorine in cells.

GOMEZ R A M

Preparation of metal organic framework/reduced graphene oxide composite photocatalyst for degrading antibiotic, involves heat-reacting graphene oxide aqueous solution with ethanol dispersion of reaction product of zinc nitrate hexahydrate solution and dimethylimidazole solution.

HE B, JIN P

Preparing nitrogen-doped porous graphene used for efficient catalytic reduction of aromatic nitro compound, involves preparing graphene oxide suspension and freeze-drying; dispersing graphene oxide aerogel, nitrogen-containing precursor and activating agent into deionized water.

QI M, WANG M

Zero-discharge treatment method for full resource utilization of waste acid in graphene production by e.g. adjusting supernatant pH to neutral by adding sulfuric acid, evaporating and concentrating by mechanical vapor recompression, crystallizing to obtain potassium sulfate, recycling water.

FENG X, FENG J, XIAO L, FENG S

Composition useful as filtration media for absorbing hydrocarbon from hydrocarbon contaminated water, comprises alkylamine modified graphene with trace amounts of both oxygen functional group and nitrogen functional group coupled to graphene core.

ALJURYYED N W, ALGHUNAIMI F I, SALEH T A

Preparing modified sludge activated carbon for desulfurization and denitrification, VOCs gas adsorption, heavy metal ion adsorption in sewage, soil management field, involves using sludge particles, charring agents and binders as raw material, mixing raw materials.

TONG S

Preparation device of polyaniline/graphene oxide, comprises graphene dispersion preparation unit system comprising pre-mixing kettle connected by pipeline sequentially step oxidation reaction device, reduction buffer tank, and filter.

DU F, WANG Y, WU Q