国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01D069/02（3）
发明人 LI S（3）
公开年 2023（3）
申请年
专利权人

Interfacial polymerization of hollow fiber organic filter membrane into polyamide membrane, comprises e.g. doping hydrophilic modified particles into molten liquid paraffin to form plugging solution, sealing outer surface of organic filter membrane, immersing in polyacyl chloride oil phase solution.

ZHOU L, LI S, WEN H

Preparing graphene oxide composite forward osmosis membrane, comprises e.g. preparing mixed solution, vacuum-filtering mixed solution to form membrane, and drying membrane to obtain graphene oxide composite forward osmosis membrane.

ZHU J, WEN F, LI S, HE L, LIU B, GUO H, XIONG L, WANG L, ZHANG S, ZHANG Y, YIN Z, XU Y

Hollow fiber solvent-resistant nano-filtration membrane useful e.g. for separation and purification of organic solvent system, comprises base film and separation skin layer, where base film material is polyimide of generating crosslinking reaction with polyamine compound.

LIU S, LV X, JIANG Y, LI S, SU J, SU B