SDS Volume (3963)
Volume 70. Solubility of Gases in Glassy Polymers, p None
Original Measurements
Variables:
Room Temp:
308
$\pu{K}$
Pressure:
0.1 - 2.3
$\pu{MPa}$
Prepared by:
Method/Apparatus/Procedure:
Sorption apparatus and procedure were the same as in [1].
Source and Purity of Materials:
- PA: Union Carbide Co., $\rho = \pu{1.204 g mL-1}$, $T_{\rm{g}}$ = 463 K.
Estimated Errors:
Ambient temperature: No information given.
References
1 Sanders, E. S.; Koros, W. J.; Hopfenberg, H. B.; Stannett, V. T.; J. Membr. Sci. 1983, 13, 161.
Components:
- Carbon dioxide, $\ce{ CO2 }$; [124-38-9] NIST WebBook
- Methane, $\ce{ CH4 }$; [74-82-8] NIST WebBook
- Polyarylate (PA), $\ce{ C31H24Cl4O6 }$; [25639-68-3] NIST WebBook
Experimental Data
Table 1. Dual mode sorption parameters for gases in polyarylate at 308 K
| $T$ ($\pu{K}$) | $k_{\rm{D}}$ ($\pu{cm3(g) cm-3(s) atm-1}$) | $C_{\rm{H}}^{\prime}$ ($\pu{cm3/cm3}$) | $b$ ($\pu{atm-1}$) |
|---|---|---|---|
| 308 | 0.98 | 19.8 | 0.30 |
| 308 | 0.27 | 9.0 | 0.12 |
