IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Hydrocarbons C1-C3 with Statical copolymer of 2,6-dimethyl-1,4phenylene oxide (2.5 mol %)

Components:
   (1) Hydrocarbons C1-C3; ; []  NIST Chemistry WebBook for detail
   (2) Statistical copolymer of 2,6-dimethyl-1,4-phenylene oxide (97.5 mol %) and 2,6-diphenyl-1,4-phenylene oxide (2.5 mol %); ; []  NIST Chemistry WebBook for detail

Original Measurements:
   O.M. Ilinitch, G.L. Semin, M.V. Chertova and K.I. Zamaraev, J. Membr. Sci. 66, 1-8 (1992).

Variables:
   Temperature = 293.2 K
   Pressure = 0-100 MPa

Prepared By:
   O. M. Ilinitch

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

Solubility C / (cm³ (STP)/cm³) of hydrocarbons in the copolymer
Chemical Name	Pressure [kPa]	Solubility
Methane CH4 [74-82-8]	34.0	0.4
Methane CH4 [74-82-8]	53.3	0.8
Methane CH4 [74-82-8]	66.7	1.2
Methane CH4 [74-82-8]	82.6	1.5
Ethane C2H6 [74-84-0]	7.3	1.1
Ethane C2H6 [74-84-0]	14.0	1.4
Ethane C2H6 [74-84-0]	21.3	2.1
Ethane C2H6 [74-84-0]	26.9	2.5
Ethane C2H6 [74-84-0]	34.4	3.6
Ethylene C2H4 [74-85-1]	8.0	1.0
Ethylene C2H4 [74-85-1]	12.0	1.3
Ethylene C2H4 [74-85-1]	14.3	1.6
Ethylene C2H4 [74-85-1]	18.7	1.8
Ethylene C2H4 [74-85-1]	22.0	2.1
Ethylene C2H4 [74-85-1]	26.0	2.6
Ethylene C2H4 [74-85-1]	34.7	3.2
Propane C3H8 [74-98-6]	5.1	3.1
Propane C3H8 [74-98-6]	10.0	4.4
Propane C3H8 [74-98-6]	14.0	5.1
Propane C3H8 [74-98-6]	20.0	5.9
Propane C3H8 [74-98-6]	24.0	6.6
Propane C3H8 [74-98-6]	29.3	7.2
Propane C3H8 [74-98-6]	34.4	7.8
Propane C3H8 [74-98-6]	40.0	8.4
Propane C3H8 [74-98-6]	46.6	9.4
Propane C3H8 [74-98-6]	53.3	10.2
Propane C3H8 [74-98-6]	61.3	11.2
Propylene C3H6 [115-07-1]	1.6	2.0
Propylene C3H6 [115-07-1]	4.0	2.9
Propylene C3H6 [115-07-1]	6.7	4.0
Propylene C3H6 [115-07-1]	10.6	4.9
Propylene C3H6 [115-07-1]	14.0	5.6
Propylene C3H6 [115-07-1]	20.0	6.8
Propylene C3H6 [115-07-1]	26.7	7.6
Propylene C3H6 [115-07-1]	33.3	9.0
Propylene C3H6 [115-07-1]	38.7	9.6
Propylene C3H6 [115-07-1]	53.3	11.5

Method/Apparatus/Procedure:
   The conventional McBain sorption spring balance was used.

Source and Purity of Materials:
   The copolymer was prepared via oxidative copolycondensation of two monomers. The purity of product 99.9 %, it had density 1.10 g/cm³ and T_g =483 K. All the gases had a purity >99.9 %.

Estimated Errors:
   Solubility: 0.1 (compiler)
   Temperature: ± 0.1 K
   Pressure: ± 0.2 kPa