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. 2019 Jul 31;11(34):31257–31269. doi: 10.1021/acsami.9b07500

Table 1. Tabulated Pure-Gas Permeation Results for the Neat Polyimide and MMMs with Various PSM–MOF Loadingsa.

  permeability (Barrer)
selectivity
loading (wt %) CH4 N2 O2 H2 CO2 CO2/CH4 CO2/N2 H2/CH4
0% 83 ± 3 86 ± 3 218 ± 7 820 ± 20 1280 ± 40 15.4 ± 0.4 14.8 ± 0.4 9.8 ± 0.3
2.5% 84 ± 3 86 ± 3 222 ± 7 840 ± 30 1310 ± 40 15.7 ± 0.4 15.5 ± 0.4 10.0 ± 0.3
5% 84 ± 3 86 ± 3 227 ± 7 860 ± 30 1340 ± 40 15.9 ± 0.4 15.5 ± 0.4 10.2 ± 0.3
7.5% 85 ± 3 87 ± 3 231 ± 7 880 ± 30 1370 ± 40 16.0 ± 0.4 15.7 ± 0.4 10.3 ± 0.3
10% 86 ± 3 87 ± 3 240 ± 7 890 ± 30 1400 ± 40 16.2 ± 0.4 16.0 ± 0.4 10.4 ± 0.3
15% 90 ± 3 92 ± 3 249 ± 7 940 ± 30 1470 ± 40 16.4 ± 0.4 16.0 ± 0.4 10.4 ± 0.3
20% 94 ± 3 97 ± 3 259 ± 8 980 ± 30 1540 ± 40 16.5 ± 0.5 15.9 ± 0.4 10.5 ± 0.3
25% 98 ± 3 103 ± 3 270 ± 9 1040 ± 30 1640 ± 50 16.7 ± 0.5 15.9 ± 0.4 10.6 ± 0.3
30% 100 ± 3 106 ± 3 281 ± 9 1070 ± 30 1710 ± 50 17.1 ± 0.5 16.1 ± 0.4 10.7 ± 0.3
35% 104 ± 3 108 ± 3 300 ± 10 1150 ± 40 1810 ± 60 17.5 ± 0.5 16.8 ± 0.5 11.1 ± 0.3
40% 107 ± 3 109 ± 3 310 ± 10 1180 ± 40 1890 ± 60 17.7 ± 0.5 17.4 ± 0.5 11.1 ± 0.3
a

Selectivities are included for CO2/CH4, CO2/N2, and H2/CH4 separations.