国家/地区 中国（6）
IPC部 B（6）
IPC大类 B01（6） C02（6）
IPC小类 B01D（6）
IPC B01D067/00（6）
发明人
公开年 2022（6）
申请年 2022（4）  2020（2） 
专利权人

Synthesizing graphene oxide and silver molybdate composite macroscopic assembly for use as separation membrane material, involves dropping graphene oxide into silver nitrate solution, adding ammonium molybdate to obtained solution, adding nitric acid solution and performing hydrothermal reaction.

XU Y, CAO X, WANG L, XU K, ZHU L

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

Preparing graphene oxide-titanium dioxide/poly(vinylidene fluoride) composite ultrafiltration membrane comprises e.g. preparing different graphene oxide-titanium dioxide nanocomposites, dispersing it in dimethylacetamide, stirring with poly(vinylidene fluoride) and polyethylene glycol, and casting.

WANG M, YANG B, LIU H, XU H, YUE Q, JI X

Polyvinyl chloride/Graphene oxide and gold- silver nanoparticles complex membrane useful for water treatment comprises a base support layer and intermediate porous support layer, base support layer is non-woven membrane for water treatment.

CHEN C, ZHANG L, BAO Z

Preparation of nanofiltration membrane involves coating film casting liquid containing polymer on nonwoven fabric, contacting obtained base film with e.g. aqueous phase solution containing amine monomer to form polyamide functional layer, crosslinking, imidizing, post-treating, and drying.

LIU Z, ZHANG J, HU L, LIANG S, WANG B

Graphene oxide titanium dioxide-dopamine polyetherimide nanofiltration membrane comprises organic ultrafiltration membrane support and functional layer prepared by ultrasonically mixing graphene oxide solution and titanium dioxide-dopamine aqueous solution, filtering to form membrane, and filtering.

LAN W, FANG F, HONG Y, CHEN Y