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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Carbon dioxide with Methane and Bisphenol chloral polycarbonate (BCPC)
Components:
(1) Bisphenol chloral polycarbonate (BCPC); ; [31546-39-1]
NIST Chemistry WebBook
for detail
(2) Carbon dioxide with Methane; CO2, CH4; [124-38-9, 74-82-8]
NIST Chemistry WebBook
for detail
Original Measurements:
J.S. McHattie, W.J. Koros and D.R. Paul, J. Polym. Sci., Part B: Polym. Phys., 29, 731-746 (1991).
Variables:
Temperature = 308 K
Pressure = 308 K
Prepared By:
Yu. P. Yampol'skii
Experimental Data:
(Subscripts 1,2,3, ..., in column headings refer to components 1,2,3, ...)
Dual mode sorption parameters at 308 K
Chemical Name
Henry's law constant, K [cm
3
(STP)/cm
3
atm]
Langmuir's parameter, C
H
[cm
3
(STP) cm
-3
]
Affinity Coefficient b [atm
-1
]
CO2
0.718
14.9
0.271
CH4
0.130
6.64
0.088
Method/Apparatus/Procedure:
The measurement of sorption was carried out using a pressure decay apparatus (see Ref.(1)). The films were cast from methylene dichloride solution.
Source and Purity of Materials:
PCPC from General Electric Co had a density 1.39 g/cc and glass transition temperature of 437 K. Its intrinsic viscosity in chloroform was 0.66 dl/g. Purity of gases not indicated.
Estimated Errors:
References:
1
Koros, W.J.; Chan, A.H.; Paul, D.R. J. Membr. Sci., 1977, 2, 165.