Table II.B.2: Comparison of simulated and experimental carbon dioxide diffusion coefficients in two polyimide isomers at 380 K.

 

CO2 diffusion (10-8cm 2/s)

 

 

Average Cavity

Size (A)

Simulated

Experimental

Meta

5.0

0.60±0.4

0.65

Para

5.4

1.0±0.7

4.5