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Transport properties of supported PVA-5-20 membranes with two, five, and seven bilayers of PSS and CS after pervaporation of 80 wt % isopropanol–20 wt % water mixture at 22 °C.
| Membrane | Permeation Flux, kg/(m2h) | Water Content in Permeate, wt % |
|---|---|---|
| PVA-5-20/LbL-2PSS,CS | 0.248 | 96.2 |
| PVA-5-20/LbL-5PSS,CS | 0.340 | 95.6 |
| PVA-5-20/LbL-7PSS,CS | 0.341 | 93.1 |
