国家/地区 中国（7）
IPC部 B（7） C（5）
IPC大类 B01（7） C02（5）
IPC小类 B01D（7）
IPC B01D067/00（7）
发明人
公开年 2021（5） 2020（2）
申请年 2020（7）
专利权人

Reverse osmosis membrane comprises polyethylene microporous membrane, polysulfone layer coated on polyethylene microporous membrane and polyamide layer coated on polysulfone layer.

UNANNOUNCED I

Preparing graphene polysulfone ultrafiltration membrane comprises e.g. preparing graphene powder, dissolving graphene powder in organic solvent, adding polysulfone, polyvinylidene fluoride, removing redundant solvent and stretching.

REN G, MA L, LIU S

Preparing graphene oxide (GO)-polysulfone (PSF) composite film selection layer for membrane bioreactor, by adding PSF particles to dimethylacetamide solution, adding GO particles, stirring, and forming casting liquid film on base film.

ZHOU Z, XU X, WU Q, ZHENG T, YUAN H, HAATO T

Enzyme-like ligand-loaded complex ultrafiltration membrane useful for water treatment for removing small-molecule micro-pollutants, comprises modified organic membrane and enzyme-like ligand loaded on modified organic membrane.

SHENG G, ZHANG H, ZHANG X, GUO P

High-throughput hollow fiber desalting film comprises porous carbon nanosheet, high molecular resin powder, N, N-dimethyl acetamide, hydrophilic agent, and pore-forming agent.

QIN Y, ZENG F, QIAN C

Preparing multifunctional film material used in preparation of membrane separation materials, involves providing film casting solution, film casting solution includes wetting solution, catalytic degradation materials are graphene oxide.

INVENTOR U

Anti-pollution gradient ultrafiltration membrane, obtained by mixing graphene oxide-magnetic nanoparticle hybrid, organofluorosilane and porogen in polymer polysulfone PSf solution, and using e.g. solution casting method.

WANG B, HU Y, TENG Z, SHU T