国家/地区 世界知识产权组织（3）
IPC部 B（3）
IPC大类 B01（3） C02（2）
IPC小类 B01D（3） C02F（2）
IPC B01D069/02（3）
发明人
公开年 2022（2）
申请年 2022（3）
专利权人

Separation membrane e.g. ultrapure water membrane, food and/or beverage processing membrane, municipal water membrane, comprises porous substrate layer and active layer comprising superhydrophilic agent arranged over at least portion of substrate layer.

BRETHERTONLIU K, PUGH T, FEI F

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

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