Table 1.
Azeotropic separations using synthetic PV membranes.
| Azeotropic Mixture | Type of Separation | Membrane Used | Membrane Type | Reference |
|---|---|---|---|---|
| Water/ethanol | Water-organic | Polyvinyl alcohol (PVA) | Hydrophilic | [10,11] |
| Water/isopropanol | Water-organic | Polyvinyl alcohol (PVA) | Hydrophilic | [12] |
| Ethanol/water | Organic-water | Polyacrylonitrile (PAN) | Hydrophilic | [13] |
| Ethanol/water | Organic-water | Polyvinylidene fluoride (PVDF) | Hydrophobic | [14] |
| Ethanol/water | Organic-water | Polydimethylsiloxane (PDMS) | Hydrophobic | [15,16] |
| Butanol/water | Organic-water | Polyoctylmethyl siloxane (POMS) | Hydrophobic | [17] |
| Toluene/methanol | Organic-organic | Poly(styrene-co-butadiene) rubber | Hydrophobic | [18] |
| Toluene/n-heptane | Organic-organic | Polyvinyl alcohol (PVA) | Hydrophilic | [19] |
| Methanol/MTBE | Organic-organic | Polyimide | Hydrophilic | [20] |
| Methanol/MTBE | Organic-organic | Polyamide-6 | Hydrophilic | [7] |