国家/地区 中国（11） 世界知识产权组织（2）
IPC部 B（12） C（6）
IPC大类 B01（12） C02（5）
IPC小类 B01D（12）
IPC B01D071/68（12）
发明人 ZHANG X（2）
公开年 2022（12）
申请年 2022（12）
专利权人 UNIV ZHEJIAN.（2）

Preparing dual-drive type super-hydrophilic photothermal film comprises performing primary heat pressing super-hydrophilic photo-thermal conversion nanofiber film to improve integrity, folding, and performing secondary heat-pressing and shaping.

HONG Y, SUN W, ZHANG G, CAO J, ZHU T, LIU D

Preparing sulfonated polysulfone/graphene/ferrous cyanide copper composite film useful for separating and recycling rubidium in salt lake brine, comprises placing sulfonated polysulfone/oxidized graphene composite film in inorganic copper salt aqueous solution, in-situ co-precipitating and reacting.

ZHANG X, XU H, JIN G

In-liquid substance separation membrane molded body comprises lamellar particles comprising quaternary ammonium ion and anion surfactant which has ammonium ion.

NAKAGAWA K, SHINTANI T, YOSHIOKA T, KITAGAWA H, TAKAKUMA N

Polyether sulfone porous film used in biological medical treatment and water treatment, is prepared by mixing sodium hydroxide solution and sodium borohydride at room temperature to prepare sodium borohydride aqueous solution, adding phenolphthalein, and stirring magnetically.

WANG X

Porous polymeric membrane useful for removing impurities from liquid compositions e.g. alcohols and ammonium hydroxide comprises a polymer having mixed in it a carbonaceous material.

MIR A A, JABER J A, PATEL R B, BOUDREAU A, KALYANI V

Production of negatively charged modified nanofiltration membrane involves dispersing negatively charged component, modified graphene oxide and deionized water, soaking base membrane in obtained solution, drying, soaking obtained product in crosslinking agent solution, crosslinking, and cooling.

PAN P, LI Z, HU Y, WANG Z

Preparing modified high-flux reverse osmosis membrane based on multi-dimensional graphene oxide used in sea water desalination technology, involves adding hydroxyl-containing diamine to graphene oxide dispersion liquid, and vacuum filtering to polysulfone ultrafiltration membrane.

LI X, SU T, LIU L

Polydopamine modified carbon nanotube-graphene oxide film used in sewage treatment, comprises graphene oxide layer bonded on polyethersulfone-based film, and polydopamine-modified carbon nanotube layer attached to surface of graphene oxide layer.

GAI X, GUO J

polyethersulfone composite microporous nanofiltration membrane used for separating various organic material and inorganic salts with different valence states, involves performing nitration modification on polyether sulfone.

WU J, ZHOU Z

Preparation of strong organic solvent-resistant polysulfone separation membrane used in e.g. gas separation, involves dispersing nanoparticles of porous nanomaterial in solvent, adding bisphenol A polysulfone, preparing polysulfone membrane, crosslinking, washing crosslinked membrane, and activating.

GAO C, WEI H, YI Z