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The transport parameters (permeation flux and water content in the permeate) of the cross-linked PAN-supported membranes based on SA without and with surface modification with five bilayers of different polyelectrolyte combinations (PSS/CS, PSS/PAH, PSS/SA, and PAA/SA) by Lbl assembly in the pervaporation separation of an azeotropic water/isopropanol (12/88 wt.%) mixture at 22 °C.
