IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Carbon dioxide with Polysulfone (PSF)

Components:
   (1) Carbon dioxide; CO2; [124-38-9]  NIST Chemistry WebBook for detail
   (2) Polysulfone (PSF); ; [25135-51-7]  NIST Chemistry WebBook for detail

Original Measurements:
   J.S. Chiou, Y. Maeda and D.R. Paul, J. Appl. Polym. Sci. 30, 4019 (1985).

Variables:
   Temperature = 308 K
   Pressure = 0-2.2 MPa (0-22 atm)

Prepared By:
   S.M. Shishatski

Experimental Data:   (Subscripts 1,2,3, ..., in column headings refer to components 1,2,3, ...)

Sorption isotherm of carbon dioxide in polysulfone at 308 K (The original data were represented graphically)
Pressure [MPa]	Sorption [(V₁(STP)/V₂)]
0.12	5.95
0.17	7.97
0.28	11.07
0.32	11.49
0.45	14.10
0.61	16.37
0.68	17.29
0.81	18.89
0.85	18.97
1.04	21.08
1.10	21.58
1.20	22.68
1.39	24.11
1.46	24.70
1.61	25.54
1.79	27.14
1.83	27.14
2.02	28.41
2.07	28.66
2.12	29.17

Method/Apparatus/Procedure:
   Sorption isotherm was obtained using a dual-volume dual-transducer cell design based on the pressure decay principle.

Source and Purity of Materials:
   PSF: conditioned at the highest CO₂ pressure before measurement; glass transition temperature 455 K.

Estimated Errors:

   Temperature: No information given.