国家/地区 中国（6）
IPC部 B（6）
IPC大类 B01（6） C02（6）
IPC小类 B01D（6）
IPC C02F101/38（6）
发明人
公开年 2021（3） 2022（2）
申请年 2020（6）
专利权人

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

Synthesis of bismuth oxychloride carbon-based composite useful as photocatalyst, involves dissolving bismuth source in alcohol solution, adding carbon material, dispersing, dripping vitamin B1 hydrochloride solution, and reacting.

LAN D, LI D, YI B, SHEN J, DENG R, CHEN Z, WU S, OU Z

Preparing nanocomposite fiber membrane useful for removing ionic dyes and heavy metal ions in wastewater, comprises immersing polyacrylonitrile electrospinning nanofibers and graphene oxide composite film in dopamine aqueous solution.

WANG H, NIU L, HAN D, PAN G

Double-metal doped graphene nano material useful in antibacterial, removing formaldehyde and tumor operation comprises e.g. using two-solvent method to adsorbing transition metal element and dicyandiamide on metal organic framework compound.

LEI Y, YANG R, YI K, SUN H, ZENG Y

Self-supporting reduced graphene oxide nanofiltration membrane preparation uniformly coating polymer solution on flat plate, and then drying to obtain polymer substrate.

ZHU X, ZHENG J