国家/地区 中国（14）
IPC部 B（14）
IPC大类 B01（14） C02（9） C01（4）
C10（2）
IPC小类 B01D（14）
IPC B01D067/00（14）
发明人 ZHANG J（2） ZHANG X（2）
公开年 2021（10） 2022（4）
申请年 2021（14）
专利权人

Porous separation membrane with adsorption performance used in e.g. water pollution monitoring, comprises polymer layer and optional support layer, where surface and interior of polymer layer are three-dimensional fiber structures and adsorbent is dispersed in polymer layer.

YU H, ZHANG Y, PAN G, ZHU X, LIU Y

Preparing composite film used in membrane water treatment e.g. microfiltration, involves providing graphene oxide doped electrolyte solution, immersing electropolymerized base film and applying positive potential to base film to initiate electropolymerization reaction.

ZHANG J, LIANG S

Preparing vortex oxidation water graphene purifying film used in e.g. seawater desalination, involves adding graphene oxide solution into floxacin funnel, and filtering and forming film on polyvinylidene fluoride micro-porous film substrate.

CHEN X, ZHANG X, LIU T, LI Z

Preparing hollow fiber braided tube filter membrane used for waste water reduction, by sequentially fixing photothermal conversion functional material and hydrophobic polymer on outer surface of hollow fiber braided tube using traction immersion modification technology and preparing filter membrane.

ZHANG Q, ZHANG X

Large area graphene-based seawater desalination film comprises support layer and composite interlayer structural unit, where composite interlayer structural unit is sequentially provided with porous graphene layer, graphene oxide layer and porous graphene layer from bottom to top.

QING F, HOU Y, LI X

Use self-heating silicon carbide-graphene composite ceramic film preparation technology in oil-water separation comprising processing device main body, whose four corners are fixedly installed with supporting legs and through hole slidingly provided with connecting rod.

SHEN H, ZHENG Z, XU D, JIN Y, ZHANG J, CHEN Q, TANG Y

Large-scale preparation of graphene oxide-tannic acid two-dimensional film used for e.g. nanofiltration of pollutants in water, involves preparing graphene oxide-tannic acid mixed solution, scraping graphene oxide-tannic acid mixed solution on base film, and immersing in metal ion solution.

ZHOU Z, WANG L, YE J, DAI J, ZHANG R

Preparing composite forward osmosis membrane for e.g. seawater desalination, by soaking electrospun nanofiber supporting layer with intermediate layer in calcium chloride solution, washing, soaking in sodium carbonate solution, washing and preparing polyamide selective separation layer.

LIU H, YU L, CHEN D, YU Y

Composite membrane used for separating gas from gas mixture, comprises selective layer comprising polymeric matrix comprising amine polymer, graphene oxide nanofiller, and mobile carrier chosen from ionic liquid and amino acid salt, coated on support.

DENG L, JANAKIRAM S, ANSALONI L, DENG Y L, ANSARONI L

Preparing electrospinning seawater desalination membrane with self-floating structure comprises dissolving polystyrene and N, N-dimethyl formamide, adding e.g. polyacrylonitrile, stirring and electrostatic spinning polyacrylonitrile electrostatic spinning solution of doped carbon material.

YOU Q, XU C, JIANG Z, TANG H, GONG T