国家/地区 中国（5）
IPC部 B（7）
IPC大类 B01（7） C02（4） C01（2）
IPC小类 B01D（7）
IPC B01D061/14（7）
发明人 NI L（2）
公开年 2020（5）
申请年 2019（7）
专利权人

Making ultrafiltration membrane used to separate heavy metals, comprises e.g. making dope solution by dissolution of dry polymer having solvent, polymeric additive and nanoparticle with/without acid/base treatment and stirring the mixture.

BHALERAO A, CHENDAKE Y, CHAVAN S, DHUME S, MAHAJANTATPATE P, KHADE A

Manufacture of separator for e.g. wastewater treatment, involves coating solution containing base resin e.g. polysulfone, graphene, and polyfunctional compound, on polymer support, and processing coated support in coagulation bath.

LEE J S, YOOSANGCHEOL, OH Y

Graphene composite photocatalytic ultrafiltration membrane used for removing difficult-to-degrade organic substances in water, comprises polysulfone ultrafiltration membrane prepared by blending with graphene oxide.

XU Y

Modified ultrafiltration membrane for resisting organic contaminants or bacteria, comprises polyvinylidene fluoride as matrix and cadmium sulfide/graphite phase-carbon nitride/reduced graphene oxide nano photocatalyst.

WANG Y, NI L

Device for treating wastewater based on graphene oxide quantum dot modified polysulfone ultrafiltration membrane, has water collection tank whose top end is fixed with water collection tank liquid inlet and silicone water pipe.

CHEN L, YANG R, JIN S, XU S, SHEN Y, ZHANG S, HUANG S, FANG Q, LUO Y, HE K, ZHANG Z

Preparing sulfonated graphene oxide-zinc oxide-PSF complex ultrafiltration membrane comprises e.g. adding sulfonated graphene oxide/ethanol solution to zinc acetate/ethanol solution, stirring, adding hexane, sealing and refrigerating.

LIU Y, LIU J, WU J, QIU H, NI L

Multilayer crosslinked graphene oxide useful for preparing reverse osmosis membrane, comprises graphene oxide layer crosslinked by using crosslinking agent to form nano-multilayer crosslinked graphene oxide.

GAO X, WANG X, SONG N, WEI Y, SU B, GAO C