国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC B01D067/00（2）
发明人 YU H（2）
公开年 2022（2）
申请年
专利权人

Preparation of polymer ultrafiltration membrane for sewage treatment, involves mixing e.g. polyvinylidene fluoride to obtain membrane casting solution, cooling, placing on glass plate, scraping out uniform flat membrane, soaking in deionized water and modification solution, washing, and drying.

MA G, WANG M, YU H, HUANG A, LI X, GAO B

Porous separation membrane with adsorption performance used in e.g. water pollution monitoring, comprises polymer layer and optional support layer, where surface and interior of polymer layer are three-dimensional fiber structures and adsorbent is dispersed in polymer layer.

YU H, ZHANG Y, PAN G, ZHU X, LIU Y