Table 4.
Comparison of transport properties for the membranes in pervaporation dehydration of ethylene glycol (10 wt.% water).
| Membrane | Temperature, °C | Permeation Flux, g/(m2·h) | Separation Factor (β) | Reference |
|---|---|---|---|---|
| Dense membranes | ||||
| PPO/GO (0.7%) | 22 | 78 | 4491 | This study |
| PIM-1 (polymer of intrinsic microporosity) | 30 | 51 | 39 | [7] |
| PPO/heteroarm stars with C60 center (5%) | 50 | 21 | 11,240 | [23] |
| Polybenzimidazole/polyetherimide dual-layer hollow fiber membrane | 60 | 115 | 1763 | [13] |
| Supported membranes | ||||
| PPO/GO (0.7%)/MFFC | 22 | 180 | 4082 | This study |
| Polyethylenimine-poly(acrylic acid) (PEI/PAA) complex/PA | 22 | 12 | 415 | [12] |
| PVA/buckypaper | 30 | 26 | 802 | [4] |
| 1-butyl-3-methylimidazolium tetrafluoroborate-PVA (70/30)/buckypaper | 30 | 102 | 1014 | |
| Chitosan/PS | 35 | 300 | 104 | [10] |
| PVA/PS | 60 | 360 | 987 | [60] |
| Polyelectrolyte complex/GO (3 wt.%)/PS | 60 | 961 | 1191 | [11] |
| GFT1001 (PVA/PAN) | 75 | 244 | 1116 | [61] |
| GFT1000 (PVA/PAN) | 75 | 56 | 141 | |
| GFT1510 (PVA/PAN) | 75 | 1700 | 591 | |
| DEG167 (PVA/PAN) | 75 | 500 | 991 | |