国家/地区 中国（13）
IPC部 B（13） C（13）
IPC大类 B01（13） C02（13） C01（2）
IPC小类 B01D（13）
IPC C02F103/08（13）
发明人 LIU G（2） SUN Y（2） ZENG G（2）
ZHANG Q（2）
公开年 2021（8） 2022（4）
申请年 2021（13）
专利权人 SHANGHAI ADV.（2）

Preparing reverse osmosis membrane useful for desalination of boron sea water, comprises e.g. contacting base film with polyamine monomer solution, obtaining polyamide layer, heating, immersing in diethanolamine solution, immersing reverse in carboxy activator solution, coating and post-treating.

LIANG S, HU L, XIAO J, LIU G, YANG X

Two-sided nano filtration membrane with positive and negative electrical heterogeneity structure useful as magnesium-lithium separation membrane for seawater desalination, comprises base film and upper and lower nano filtration surfaces deposited and assembled at one side of base film.

YE Q, WANG R, ZHU X

Preparing efficient seawater desalination membrane involves taking microporous membrane as surface membrane and polyamide-based membrane as intermediate layer.

LIU G, LI S, WANG L

Two-dimensional nano-island/graphene heterojunction self-assembled hydrophobic nanofiltration membrane used in water treatment e.g. seawater desalination treatment, prepared by growing two-dimensional nano-island material on the surface of graphene through catalytic reaction of oxygen groups.

ZHANG Q, LIU X, ZHANG L, XU Q, CUI X

Graphene-reinforced photothermal evaporation film comprises inner surface, outer surface and cross-section of photothermal evaporation film distributed with graphene with a two-dimensional sheet structure pore size from the inner surface to outer surface changes from large to small.

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

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

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

Seawater desalination nanofiltration membrane comprises polyvinylidene fluoride, graphene chitosan composite nanoparticles, piperazine, and trimesoyl chloride.

WU S, LONG J, LI P, REN W

Porous ceramic membrane used in seawater desalination process, comprises titanium diboride-titanium carbide or nitride-titanium-silicon carbide porous ceramic support with two-dimensional nano-photothermal material and/or carbon nanomaterial.

CUI H, XU R, WEI N, LI J, ZHAO M