Components:

(1) Carbon dioxide, CO₂; [124-38-9] NIST WebBook
(2) Copoly(pyromellitic dianhydride-oxydianiline), (C₂₂H₁₀N₂O₅)_n; [25036-53-7] NIST WebBook

Original Measurements

O'Brien, K. C.; Koros, W. J.; Husk, G. R.; Polym. Eng. Sci. 27, 211 (1987).

Variables:

Ambient temperature: 308 K
Pressure: 0 - 1.1 MPa

Prepared by:

Yu.P. Yampol'skii

Method/Apparatus/Procedure:

A method based on the principle of material balance for all gas introduced into the cell was employed.^1,2

Source and Purity of Materials:

1. Kapton H: density 1.430 g/cm³, M_w = 39 200. PMDA-ODA: density 1.402 g/cm³. M_w = 36 900; structure confirmed by IR spectroscopy.

Estimated Errors:

Ambient temperature: No information given.

References

¹ Sanders, E. S.; Ph.D. Dissertation, North Carolina State University, Raleigh, NC, 1983.
² Koros, W. J.; Paul, D. R.; J. Polym. Sci., Polym. Phys. Ed., 1976, 14, 1903.