SDS Volume (4100)
Volume 70. Solubility of Gases in Glassy Polymers, p None
Original Measurements
Puleo, A. C.; Muruganandam, N.; Paul, D. R.; J. Polym. Sci. B: Polym. Phys. 27, 2385 (1989).
Variables:
Room Temp:
308
$\pu{K}$
Pressure:
0.2 - 2.0
$\pu{MPa}$
Prepared by:
Method/Apparatus/Procedure:
The apparatus and procedure in sorption measurements were the same as those described in [1].
Source and Purity of Materials:
- Polymer: Celasese Chemical Co., $T_{\rm{g}}$ = 399 K, $M_{\rm{w}}$ = 250 000, $\rho = \pu{1.168 g mL-1}$.
Estimated Errors:
Ambient temperature: No information given.
References
1 Koros, W. J.; Chan, A. H.; Paul, D. R.; J. Membr. Sci. 2, 165 (1977).
Components:
- Carbon dioxide, $\ce{ CO2 }$; [124-38-9] NIST WebBook
- Poly(p-acetoxystyrene) (PAS), $\ce{ (C10H10O2)n }$; [24979-78-0] NIST WebBook
Experimental Data
Table 1. Dual mode sorption parameters for carbon dioxide at 308 K
| $k_{\rm{D}}$ ($\pu{cm3(g) cm-3(s) atm-1}$) | $C_{\rm{H}}^{\prime}$ ($\pu{cm3/cm3}$) | $b$ ($\pu{atm-1}$) | Method () |
|---|---|---|---|
| 1.24 | 5.65 | 0.431 | 1st cycle |
| 0.769 | 16.82 | 0.221 | 2nd cycle |
