Table 4.

Permselectivities for the gas pairs H₂/CH₄, CO₂/CH₄, and O₂/N₂ at 30 °C for the MMMs with different AC volume content and the corresponding Knudsen selectivity.

${\mathit{\phi }}_{\mathit{A}\mathit{C}}$ [%]	Permselectivity [-]
	H2/CH4	CO2/CH4	O2/N2
0	94.4	36.8	8.11
8	90.2	33.4	7.04
31	95.7	38.3	6.16
44	95.8	37.4	5.48
50	80.2	29.7	6.19
Knudsen selectivity	2.82	0.60	0.94