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基于功能化中间层界面调控的复合纳滤膜及其制备方法
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10Claims · 1 independent
§ Ⅰ
Dossier Overview
Inventor
李志超; 王继勇; 裴志强; 陈良
Filing Date
Sep 21, 2026
Publication Date
Oct 27, 2026
IPC Classification
B01D 69/12 (2006.01)B01D 61/00 (2006.01)B01D 69/10 (2006.01)B01D 69/02 (2006.01)B01D 71/56 (2006.01)B01D 67/00 (2006.01)
本发明涉及水处理分离膜制备技术领域，公开了一种基于功能化中间层界面调控的复合纳滤膜及其制备方法，该复合纳滤膜包括增强基材以及依次形成于所述增强基材上的多孔高分子支撑层、复合中间层和聚酰胺选择层；所述多孔高分子支撑层由铸膜液涂布于所述增强基材的表面后经相转化形成，所述多孔高分子支撑层中含有质子化PEI胺基，所述复合中间层由磺酸基团与质子化PEI胺基自组装形成。
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