IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Glass Ball as Bullet Solubility System: Carbon dioxide with Propane and Poly(trimethylsilyl propyne) (PTMSP)
Components:
   (1) Poly(trimethylsilyl propyne) (PTMSP); ; [87842-32-8]  NIST Chemistry WebBook for detail
   (2) Carbon dioxide with Propane; CO2, C3Hg; [124-38-9, 74-98-6]  NIST Chemistry WebBook for detail
Original Measurements:
   T. Nakagawa, M. Sekiguchi, K. Nagai and A. Higuchi, Intern. Congress on Membranes (ICOM-90) Chicago, p.824-26 (1990). T. Nakagawa, H. Nahano, and A. Higuchi, Membrane Symposium N1 "Control in Membrane Tranpsort," Kvoto, pp.36-39, (1989).

 Variables:
   Temperature = 303 K K and 308
   Pressure = 0-0.1 MPa (for C3H8) and 0-4.0 MPa (for CO2)

 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
T/KChemical NameHenry's law constant, K [cm3(STP)/cm3 atm]Langmuir's parameter, CH [cm3(STP) cm-3]Affinity Coefficient b [atm-1]
303CO20.534151.20.0403
308CO21.497112.90.058
303C3H86.9350.142.15
 Method/Apparatus/Procedure:
   Sorption measurements were done by means of Cahn electrobalance, model 2000.

 Source and Purity of Materials:
   PTMSP was synthesized according to Masuda et al.1. It did not reveal any glass transition up to 620 K.

 Estimated Errors:


References:
   1 Takada,K.; Mitiuta,H.; Masuda,T.; Higashimura,T. J. Appl. Polym. Sci., 1983, 30, 1605.