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A weak polyelectrolyte ultrafiltration membrane based on poly(acrylonitrile and 2-dimethylamino ethyl methacrylate) (PAN-DMAEMA) copolymer was prepared by phase inversion in a wet process. PAN-DMAEMA membrane has the typical asymmetric structure. The results of X-ray photoelectron spectroscopy (XPS) analysis have shown enrichment of PDMAEMA on the membrane surface. Water flux of PAN-DMAEMA ultrafiltration...
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