国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10） C02（4）
IPC小类 B01D（10）
IPC B01D067/00（10）
发明人 ZHANG W（10）
公开年 2018（4） 2022（3）
申请年 2018（3）  2022（2） 
专利权人 UNIV BEIJING.（2）

Preparation of boron nitride/graphene oxide nanofiltration membrane used in separation of aqueous or organic dyes, involves preparing amino functionalized boron nitride nanosheet aqueous dispersion, preparing boron nitride-graphene oxide composite membrane, and pressurizing.

GUO C, ZHANG W, TANG Q, XU M, GUO Q, CHEN C

Continuously producing silazane comprises adding normal-hexane, saturating and passing ammonia gas, dripping trimethylsilyl chloride, adding reaction solution into sodium hydroxide aqueous solution, washing obtained upper layer liquid with hot water and separating organic layer.

ZHANG W

Preparing copper alginate hydrogel filter membrane useful in sewage treatment, comprises dissolving reinforcing agent and sodium alginate in filtered waste copper ammonia solution, defoaming, forming copper alginate hydrogel film, ionizing and rinsing with deionized water to remove excess ions.

YI X, WANG X, SUN X, TANG X, YU J, ZHANG S, ZHANG W, XU L, ZHAO K

Macroscopic film with molecular separation performance disperses oxide in water to form oxide dispersion, and then using salt as modifier to perform cationic modification and cation-modified suspension is filtered under reduced pressure.

ZHU R, WANG L, YAO B, ZHANG G, ZHANG Y, ZHANG W

Construction of zeolitic imidazolate framework-8-doped graphene oxide hybridized or zeolitic imidazolate framework-8-doped flake-graphite oxide membrane used e.g. for filtration separation of dyes involves reacting base film and precursor.

AN Q, ZHANG W, JIN C, WANG N, JI S

Method for preparing graphene oxide nanofiltration composite membrane, involves pretreating porous base film to remove organic substances, inorganic substances and microorganisms, followed by dispersing graphene oxide powder and drying.

AN Q, ZHANG W, JIN C, WANG N, JI S

Preparation of full carbon composite film used in separating dye, by adding carbon nanotube with dispersant, ultrasonically treating, dispersing graphene oxide in water, adding in carbon nanotube, ultrasonically treating and filtering.

LIU X, ZHANG W, XU M

Composite ultrafiltration membrane, comprises graphene oxide, nanocellulose, polyvinylidene fluoride, N,N-dimethylacetamide and polyvinylpyrrolidone at specific parts by weight.

ZHANG L, ZHANG W, ZOU Q, WANG T, YANG S

Preparing reducing graphene oxide emulsion separation film comprises e.g. mixing graphene oxide, reducing agent and buffer solution, washing, vacuum suction filtering and drying.

FENG L, LIN X, LIU N, ZHANG M, WEI Y, ZHANG W, CHEN Y, CAO Y, XU L

Gas separating film, comprises porous substrate adhered to composite film, where film further comprises mixture of graphene oxide and polymer-supported polyethyleneimine solution.

CAI Y, XU Y, ZHANG W