国家/地区 中国（11）
IPC部 B（11）
IPC大类 B01（11） C02（6） C01（4）
C10（2）
IPC小类 B01D（11）
IPC B01D067/00（11）
发明人
公开年 2021（11）
申请年 2021（10） 
专利权人

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

Preparing gas selective separation filter involves providing graphene membrane on sacrificial support layer, subjecting graphene membrane to transient pressurized ozone gas pulse, purging ozone, and cooling down ozone treated graphene membrane.

AGRAWAL K V, HUANG S, HSU K, AGRAWAL K, HWANG S, HUSH K, XU G

Preparation of LTL molecular sieve membrane involves preparing LTL molecular sieve crystal particles, modifying, preparing graphene oxide modified carrier, assembling with molecular sieve crystal layer, steam reforming, and heating.

WANG Z, HUANG R, WANG N

Preparing disk-tube type graphene oxide-oriented separation membrane assembly used in domestic sewage treatment, industrial sewage treatment and seawater desalination, involves opposing two microfiltration membranes to each other.

REN R, HAN J, TAN M, WANG A

Preparing a multifunctional load-type nano multilayer composite film for seawater desalination, sewage purification or oil-water separation, involves applying first mixed reaction system to the surface of the substrate.

ZHU L, ZENG Z, SONG H, WANG G