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Table 4 Gas permeation results of PIM-1, PIM-1 f-MWCNTs incorporated MMM

From: Functionalized carbon nanotubes mixed matrix membranes of polymers of intrinsic microporosity for gas separation

Membrane

Permeance(Nm3/(m2 h bar))

Permeabilitya (Barrer)b

O2

N2

CO2

CH4

O2

N2

CO2

CH4

PIM1-1

1.93

0.69

19.4

1.26

533

190

5,360

348

0.5 wt.% f-MWCNTs/PIM-1

2.07

   

571

204

6,830

604

MMM

1 wt.% f-MWCNTs/PIM-1

2.19

0.78

25.7

2.47

605

215

7,090

682

MMM

2 wt.% f-MWCNTs/PIM-1

3.49

0.89

29.8

3.69

964

245

8,230

1,020

MMM

3 wt.% f-MWCNTs/PIM-1

2.66

0.79

29.9

3.20

734

218

8,250

883

MMM

  1. aselective thin layer thickness considered at 0.75 μm from SEM images.
  2. b 1 B a r r e r = 1 × 10 10 · c m 3 S T P · c m c m 2 · sec · c m H g

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