Review Article
Polymeric Gas-Separation Membranes for Petroleum Refining
Table 13
Selectivity of various membranes from VOC separation from air (or N2 if stated).
| Membrane | VOC | Selectivity | Ref. |
| Silicone | Acetone/N2 | 53 | [163] | Ethylbenzene/N2 | 28 | [163] | Toluene/N2 | 39 | [163] | Xylene/N2 | 50 | [163] | Freon-113/N2 | 32 | [163] |
| PDMS | Acetone | 11–25 | [164] | Toluene | 83 | [165] | p-Xylene | 68 | [165] | 1,2-Dichloromethane | 142 | [165] | 1,2-Dichloroethane | 103 | [165] |
| Polyimide (PI 2080) | Methanol | 221 | [166] | Ethanol | 297 | [166] | Hexane | 32 | [166] | Benzene | 51 | [166] | Toluene | 180 | [166] | p-Xylene | 460 | [166] |
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