国家/地区 中国（7）
IPC部 B（7）
IPC大类 B01（7） C02（7）
IPC小类 B01D（7）
IPC B01D061/02（7）
发明人
公开年 2020（4） 2021（2）
申请年 2020（7）
专利权人

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

Preparing layer-by-layer covalent cross-linked graphene oxide film useful in treating water, comprises e.g. assembling polyacrylonitrile film and graphene oxide layer-by-layer using symmetrical diamine substance as cross-linking agent.

ZHAO X, LI H, QI H, TIAN Y

Flexible anti-fouling composite filter membrane comprises mixture of graphene oxide modified basalt fiber, plant nano cellulose, lignin adhesive and polyaspartic acid, which forms a layer of flexible anti-fouling composite fiber film.

LI S, LI L, GAO F

Graphene oxide complex nanofiltration membrane modified by borate intercalation prepared by modifying graphene oxide using borate as intercalation molecule and connecting with hydrolyzed polypropylene cyanide membrane with polyethyleneimine.

YAN X, CHENG S, BAO R, WANG G, LI J

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

Preparing solvent-resistance charged composite nanofiltration membrane, comprises e.g. hydrolyzing poly(p-phenylene terephthalamide) by amide, anchoring 2-bromo-2-methylpropionyl bromide on the surface of graphene oxide, and post-processing.

LIAO J, RUAN W, DU B, WEI H

Preparing organometallic bridged graphene oxide strongly charged complex ultra nano filter membrane comprises e.g. preparing organometallic graphene oxide complex and organometallic amine salt complex, ultrasonically separating and stirring.

WANG Y, YI X, WANG M