国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01D067/00（3） B01D069/12（2） C02F001/44（2）
发明人 ZHANG Y（3）
公开年 2021（3）
申请年
专利权人

Preparation of hydrophilic conductive polymer ultrafiltration membrane involves selecting 316L stainless steel wire net, soaking in sodium hydroxide solution, taking out stainless steel net after soaking, and washing with ultrapure water.

ZHANG Y, LIANG N, ZHENG Y, LI X, CAO X, ZHENG X

Preparation of graphene-polyurethane composite filter membrane for separating oil and water, involves adding dopamine hydrochloride to tris-hydrochloric acid buffer solution, stirring, centrifuging, collecting precipitate, and drying.

WANG X, HAN Z, SONG C, XIU C, WU X, ZHANG Y, CAO J

Preparing photocatalytic film useful for photocatalytic degradation of folic acid wastewater comprises dissolving titanium source, grinding, centrifuging, pre-treating polyvinylidene fluoride micro-filtration membrane.

GAO Y, ZHOU Z, ZHAO Y, XING Z, ZHANG Y, CAO F, WU Z, FU X, ZHANG M, LIU F