国家/地区 中国（47）
IPC部 B（47）
IPC大类 B01（47） C02（47） C01（3）
D01（3） D04（2）
IPC小类 B01D（47）
IPC C02F001/44（47）
发明人 JIANG Z（3） LI X（3） LIU G（3）
LIU T（3） LIU X（3） WANG L（3）
YU H（3） ZHANG Q（3） ZHANG R（3）
ZHANG X（3） ZHANG Y（3） CHEN G（2）
CHEN W（2） FU Y（2） LI S（2）
公开年 2021（32） 2022（12） 2023（3）
申请年 2021（47）
专利权人 BEIJING INST.（2） BEIJING RES .（2） CHINA PETROL.（2） HANGZHOU NAN.（2）
JIANGSU JUZH.（2） SHANGHAI ADV.（2） SHANGHAI INS.（2） UNIV TIANJIN（2）
UNIV TIANJIN.（2） UNIV XIAN TE.（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

Lead ion selective adsorption polyacrylonitrile ultrafiltration membrane useful in field of lead ion wastewater treatment, comprises support layer and polyacrylonitrile separation layer (including nanoparticles surface-modified by phosphoramidate compound).

YU H, ZHANG Y, PAN G, LIU Y, ZHAO M

Preparing high-throughput anti-pollution polyvinylidene fluoride hybrid ultrafiltration membrane used in wastewater, involves adding polyvinylidene fluoride, first catalyst and potassium hydroxide ethanol solution in reaction vessel, stirring uniformly to form mixed solution, stirring, reacting.

CHANG N, YAN B, WANG H

Preparing ultra-hydrophilic-underwater ultra-oleophobic graphene hydrogel/stainless steel mesh composite oil-water separation membrane, comprises immersing stainless steel mesh in detergent water, absolute ethanol and deionized water, placing in oven for in-situ polymerization and freeze-drying.

DAI Z, NI H, LI R, TIAN N

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

Mop cleaning bucket for rinsing and de-drying clean water by circulating and filtering sewage, has water column for drawing water from water purification area to clean mop cloth to form sewage that flows to water outlet through inclined surface.

WU C

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 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 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