The membranes exhibit good hydrophilic performance and high water flux with highly loose and inter-connective microstructure, which is potential for the separation of protein.

• 优化了制膜工艺条件，并对影响膜结构与性能的一些因素，如聚合物浓度、添加剂含量、铸膜液温度和凝固浴温度进行了研究。