SDS Volume (3965)
Volume 70. Solubility of Gases in Glassy Polymers, p None
Original Measurements
Barbari, T. A.; Koros, W. J.; Paul, D. R.; J. Polym. Sci. B: Polym. Phys. 26, 729-744 (1988).
Variables:
Room Temp:
308
$\pu{K}$
Pressure:
0 - 2.33
$\pu{MPa}$
Prepared by:
Method/Apparatus/Procedure:
The sorption apparatus and procedures used in the present sorption experiments are the same as described earlier [1].
Source and Purity of Materials:
- PHE (Union Carbide) had a trade name Phenoxy PKHH.
Density: 1.18 g mL-1; $T_{\rm{g}}$ = 376 K.
Each gas was of chromatographic quality (purity > 99.99%).
References
1 Koros, W. J.; Paul, D. R.; Rocha, A. A.; J. Polym. Sci., Polym. Phys. Ed., 1976, 14, 687.
Components:
- Carbon dioxide, $\ce{ CO2 }$; [124-38-9] NIST WebBook
- Methane, $\ce{ CH4 }$; [74-82-8] NIST WebBook
- Polyhydroxyether (PHE), $\ce{ (C18H20O3)n }$; [26402-79-9] NIST WebBook
Experimental Data
Dual mode sorption parameters for PHE at 308 K
| $k_{\rm{D}}$ ($\pu{cm3(g) cm-3(s) atm-1}$) | $C_{\rm{H}}^{\prime}$ ($\pu{cm3/cm3}$) | $b$ ($\pu{atm-1}$) |
|---|---|---|
| 0.289 | 10.01 | 0.184 |
| 0.051 | 2.70 | 0.067 |
