国家/地区 中国（8）
IPC部 B（8） C（4）
IPC大类 B01（8） C02（3）
IPC小类 B01J（8）
IPC B01J023/10（8）
发明人
公开年 2018（8）
申请年 2018（8）
专利权人

Preparation of rare earth element doped modified nano-zinc oxide-graphene composite photocatalytic material, involves mixing zinc nitrate hexahydrate and urea, adding water, adding lanthanum nitrate and cadmium nitrate, and dissolving.

ZHANG X

Preparation of cyclic carbonate by adding autoclave with, e.g. epoxy compound and lanthanum-modified graphene catalyst, stirring, dispersing, sealing, vacuumizing, replacing air with carbon dioxide, heating and dissolving in organic solvent.

WANG Q, ZHANG Y

Preparation of graphene quantum dot-modified dysprosium-doped zinc oxide photocatalytic material, involves adding zinc acetate and dysprosium nitrate to deionized water, adding sodium hydroxide, ultrasonically treating and precipitating.

ZHANG R, GAO K, WU B

Sewage processing graphite alkenyl for ternary composite catalyst, comprises cerium oxide and graphene and titanium oxide, which is prepared by taking cerium nitrate hexahydrate and dissolving in absolute ethyl alcohol to prepare solution.

WEN J, HU G, ZHANG Q, MEI F, LIU Y, WANG X, YOU F

Preparation of titanium dioxide/reduced graphene composite photocatalyst for treating organic substance in artificial seawater, involves dissolving rare earth ion nitrate in anhydrous ethanol, adding tetrabutyl titanate, heating and cooling.

WANG T, LI Y, PAN J, LI B, WU L, DING Z

Preparation of graphene composite photocatalytic material by mixing e.g. potassium titanate, zinc citrate dihydrate and lanthanum oxalate, adding bismuth salt, mixing graphene dispersion and colloidal liquid, reacting, washing and drying.

ZHANG J, TIAN B, XING M, WANG L, LEI J

Preparing a cerium-doped titanium dioxide/graphene aerogel useful for degrading wastewater containing phenol comprises e.g. adding ultrapure water into graphite oxide, ultrasonicating to obtain tan oxide uniform graphene solution.

QIAO X, CHI C, TIAN J, QIAO J

Air purifying material in air purifying agent, comprises carrier material and active metal oxide, where carrier material contains lignin, graphene oxide and lanthanum oxide, and is prepared by preparing metal nitrate aqueous solution.