国家/地区 中国（13）
IPC部 B（13）
IPC大类 B01（13） C02（13） B82（3）
C01（3）
IPC小类 B01J（13）
IPC C02F001/30（13）
发明人 ZHANG C（13）
公开年 2021（5） 2017（2） 2018（2） 2022（2）
申请年 2021（5）  2016（2）  2018（2） 
专利权人 UNIV HENAN S.（2）

Photocatalytic material with hydrophobic hollow micro-nano structure useful as photocatalyst in sewage treatment, comprises hollow tubular graphitic carbon nitride (g-C3N4) as carrier and supports load tin dioxide quantum dot and nitrogen-doped graphene quantum dots (NGQDs).

JING Y, LI Q, REN C, ZHAO H, LEI T, QIAN G, TENG H, XIE C, ZHANG C

Preparing sulfonated graphene oxide useful for photocatalytic degradation of organic pollutant, comprises mixing graphene oxide and sulfamic acid, transferring to container, heating under condition of protective gas, reacting, removing out mixture, washing with water, and drying.

SHENG H, SHEN Q, ZHANG C

Preparing photodegradation catalyst useful for organic pollutant comprises e.g. dissolving tungstate, and nickel salt in deionized water, stirring, filtering, drying, calcining to obtain nickel tungsten oxide, dispersing bismuth oxide/nickel tungsten oxide in organic solvent, and crystallizing.

XING B, XU B, ZENG H, PAN Q, ZHU W, ZHANG C, YI G, SU X, WU Y

Preparing graphene quantum dots/cerium-2-methyl imidazole photocatalytic bactericide usfeul for processing wastewater containing Escherichia coli, comprises e.g. hydrothermally reacting starch suspension, and dispersing cerium salt in water.

JIAN Y, CAO Y, ZHU J, MAO H, HE Q, WANG Q, ZHANG C

Composite ultrafiltration membrane useful for treating wastewater, is prepared by preparing composite quantum dot suspension by adding graphene quantum dot/N,N-dimethylformamide solution to zinc oxide quantum dot/ethanol solution and stirring, and preparing polyvinylidene fluoride membrane.

SANG J, LI J, DI M, XU C, LIU X, ZHANG C

Preparing graphene-based photo catalytic composite material used for degrading methylene blue comprises dispersing porous graphene and zeolite in absolute ethanol, adding e.g. sodium molybdate dehydrate, stirring, evaporating and recycling.

ZHANG W, WEI L, LIU M, WANG Y, ZHANG C

Preparation of reduced graphene oxide-titanium dioxide composite material used for treating organic dye wastewater, by preparing reduced graphene oxide dispersion, adding acid and titanium tetrachloride solution, and hydrothermally reacting.

ZHANG C

Preparation of flaky agglomerated small spherical nano tungsten trioxide powder for photocatalytic process, involves mixing ammonium metatungstate and graphene oxide solution, freezing, freeze-drying, heat-preserving and calcining.

WEI S, PAN K, ZHAO Y, ZHANG C, MAO F, CHEN C, XU L, ZHOU Y, LI X, WANG F, YANG Y, WANG C

Preparation of nano molybdenum trioxide powder for photocatalytic degradation, involves mixing ammonium tetramolybdate and graphene oxide solution, freezing with liquid nitrogen, freeze-drying, heat-preserving and calcining in furnace.

WEI S, PAN K, ZHAO Y, XU L, ZHANG C, MAO F, CHEN C, ZHOU Y, LI X, WANG F, YANG Y, WANG C

Preparing adsorption material used for treating polluted water, by preparing carrier by mixing activated carbon powder, expanded vermiculite and graphene, and attaching adsorption filler containing diatomite and coagulant to carrier.

CHEN X, XU G, XI X, LIU C, ZHANG C, XU Q, WANG C, ZHU Y