国家/地区 中国（9）
IPC部 B（9）
IPC大类 B01（9）
IPC小类 B01D（9）
IPC B01D061/00（9）
发明人 LI K（2）
公开年 2022（7） 2023（2）
申请年 2022（9）
专利权人 SHANGHAI TER.（2）

Preparing composite nanofiltration membrane assembled layer-by-layer useful in seawater desalting field, comprises e.g. performing interfacial polymerization reaction on oil-aqueous phase interface region, placing composite nano-filtration membrane on container and assembling polyamide film.

LIU J, SU Y

Carbon-based nanofiltration membrane useful for water treatment, comprises membrane surface-active layer attached to organic ultra-filtration base membrane, and modified graphene oxide sheet loaded with multiwalled carbon nanotubes and alpha-ferric oxide nanoparticle loaded on graphene oxide layer.

XU Z, HE W, LI G, HU H, ZHU H

Porous polymeric membrane useful for removing impurities from liquid compositions e.g. alcohols and ammonium hydroxide comprises a polymer having mixed in it a carbonaceous material.

MIR A A, JABER J A, PATEL R B, BOUDREAU A, KALYANI V

Nano-filtration membrane used for separating, decolouring, removing salt and concentrating, comprises silanized graphene layer located on supporting layer, and support layer.

LI K

Nano-filtration membrane used in nanofiltration membrane component and water treatment device, comprises N-trimethoxy silicon propane ethylenediamine triacetate-type graphene layer, and support layer.

LI B, LI K

Layer-by-layer self-assembly preparation method of graphene oxide nanofiltration membrane comprises adding pure water into flake graphite oxide, ultrasonically treating, adding water into polyelectrolyte additive, mixing graphite oxide dispersion and additive solution, pressurizing and drying.

WANG R, CHEN Z, SHAO W

Preparation of boron nitride/graphene oxide nanofiltration membrane used in separation of aqueous or organic dyes, involves preparing amino functionalized boron nitride nanosheet aqueous dispersion, preparing boron nitride-graphene oxide composite membrane, and pressurizing.

GUO C, ZHANG W, TANG Q, XU M, GUO Q, CHEN C

Preparing chelate/oxidized graphene composite film useful for selective separation of ion, comprises e.g. dissolving polydentate ligand in solvent, dissolving metal ion salt in water, carrying out drying treatment, and forming film layer.

LIU L, LI M, JIANG L, LI P, ZHANG M

Nanofiltration membrane constructed based on two-dimensional metal-organic framework (MOF) and graphene oxide layer used for separating drinking water from seawater, brackish water or other waste water, comprises composite membrane formed by co-stacking of two-dimensional MOF lamella.

TANG Z, LI L, LIU C, HU F