国家/地区 中国（8）
IPC部 B（8）
IPC大类 B01（8） C02（7）
IPC小类 B01D（8）
IPC B01D061/02（8）
发明人 LI Y（2） SU B（2） ZHANG G（2）
公开年 2020（4） 2019（3）
申请年 2019（8）
专利权人 UNIV ZHEJIAN.（3） UNIV CHINA O.（2）

High-flux nano-composite film comprises base film, ultra-thin hydrophilic mixed matrix modified layer formed by co-depositing two-dimensional nanomaterial and polyvinyl alcohol, and polyamide separation skin layer.

SU B, ZHANG J, LI S, HAN L

Preparing reverse osmosis membrane by introducing carboxylated graphene oxide involves immersing sbstrate in the aqueous phase solution to contact, and then drying membrane surface with nitrogen to remove aqueous phase.

SHAO W, SHEN L, LU Y, CHEN Y

Preparing hollow fiber reverse osmosis membrane, by twisting fiber filament into S-twisted yarn or Z-twisted yarn, coating cellulose triacetate layer film-forming system and graphene oxide layer film-forming system and removing solvent.

XIAO C, LING H, CHEN K, CHU Z, ZHANG T

Multi-effect coupling method of nanofiltration membrane for dye desalination, involves mixing graphene oxide solution and modified nano-titanium dioxide solution, dispersing and vacuum-filtering dispersion through polysulfone membrane.

SHEN J, XU Y

Preparing mixed graphene oxide nanofiltration membrane comprises e.g. mixing large-sized graphene oxide dispersion and small-sized graphene oxide dispersion, suction-filtering onto polyvinylidene fluoride support membrane, and drying.

HE Y, YU H, HOU R, ZHONG F, FAN Y, LI H, GAO Y, MA J, ZHOU L

Hollow metal organic framework (MOF)-supported graphene oxide composite film for separating salts or dye is prepared by mixing aqueous solutions of MOF and tannic acid to obtain etched MOF and adding to graphene oxide aqueous solution.

ZHANG G, LI Y

Preparing amphiphilic graphene oxide modified ultra-thin composite nanofiltration membrane for seawater desalination, comprises dispersing amphiphilic graphene oxide in an aqueous solution to obtain an amphiphilic graphene oxide dispersion.

ZHANG G, LI Y

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