国家/地区 中国（77）
IPC部 B（77）
IPC大类 B01（77） C02（54） C07（10）
C01（8） C08（6） D01（5）
A01（2） C10（2） C12（2）
D04（2）
IPC小类 B01D（77）
IPC B01D067/00（77）
发明人 JIANG Z（5） LI Y（5） LAN Y（4）
PENG P（4） YU H（4） ZHANG X（4）
LI X（3） LIU G（3） LIU T（3）
LIU X（3） SUN Y（3） WANG J（3）
WANG L（3） WANG X（3） WANG Z（3）
公开年 2021（57） 2022（17） 2023（3）
申请年 2021（77）
专利权人 UNIV SANMING（4） UNIV TIANJIN（4） SHANGHAI ADV.（3） SHANGHAI INS.（3）
BEIJING INST.（2） BEIJING RES .（2） CHINA PETROL.（2） HANGZHOU NAN.（2）
JIANGSU JULA.（2） JIANGSU JUZH.（2） TAIZHOU JIUR.（2） UNIV SHANDON.（2）
UNIV TIANJIN.（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

Method for preparing nanomaterial film loaded with microorganisms used in sewage deodorizing device used for deodorization of sewage, comprises e.g. mixing graphene and polyacrylonitrile, electrospinning, weaving, subjecting graphene-polyacrylonitrile-plant fiber film to hydrothermal carbonization.

CAI H, ZHU R, XIANG Y, YAO F, LI C, CAI C

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

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

LIU G, LI S, WANG L