Mixture of Octane + Perfluorooctane

Datasets

1. Upper consolute composition: mole fraction (2)
2. Liquid-liquid equilibrium temperature, K (6)
3. P_vap - Vapor or sublimation pressure, kPa (2)
4. T_c - Critical temperature, K (2)
5. V_m - Molar volume, m3/mol (2)
6. Partial molar volume, m3/mol (2)

Upper consolute composition: mole fraction of Perfluorooctane (2) [ref]

Pressure, kPa - Liquid mixture 1	Upper consolute composition: mole fraction of Perfluorooctane (2) - Liquid mixture 1
101.30	0.3506

Upper consolute composition: mole fraction of Perfluorooctane (2) [ref]

Pressure, kPa - Liquid mixture 1	Upper consolute composition: mole fraction of Perfluorooctane (2) - Liquid mixture 1
101.30	0.3506

Liquid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101 (Liquid mixture 1)

Mole fraction of Perfluorooctane (2) - Liquid mixture 1	Liquid-liquid equilibrium temperature, K - Liquid mixture 1
0.0991	334.24
0.1669	345.48
0.2374	349.16
0.3013	350.52
0.4026	350.44
0.4984	349.70
0.5964	346.09
0.7245	336.01
0.7640	327.71
0.8919	299.71

Liquid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101 (Liquid mixture 1)

Mole fraction of Perfluorooctane (2) - Liquid mixture 1	Liquid-liquid equilibrium temperature, K - Liquid mixture 1
0.0503	314.35
0.0635	321.68
0.0724	325.46
0.0838	329.75
0.1002	334.59
0.1188	338.45
0.1327	340.43
0.1490	342.69
0.1677	344.65
0.1860	345.72
0.1974	346.43
0.2221	347.89
0.2556	348.81
0.2896	349.27
0.3040	349.36
0.3336	349.44
0.3539	349.50
0.3721	349.43
0.3990	349.26
0.4158	349.18
0.4268	349.14
0.4664	348.40
0.4978	347.92
0.5376	346.98
0.5589	346.19
0.5989	344.16
0.6381	342.05
0.6474	340.89
0.6689	339.43
0.6994	336.20
0.7487	330.43
0.8224	318.34
0.8734	304.97

Liquid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101.3 (Liquid mixture 1)

Mole fraction of Perfluorooctane (2) - Liquid mixture 1	Liquid-liquid equilibrium temperature, K - Liquid mixture 1
0.0509	315.30
0.0695	325.60
0.0995	335.10
0.1278	341.20
0.1980	346.40
0.3010	348.90
0.3980	349.20
0.4907	348.20
0.5901	344.60
0.6942	337.40
0.7610	328.90
0.7968	322.30
0.8417	311.00
0.8990	295.10

Liquid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101 (Liquid mixture 1)

Mole fraction of Perfluorooctane (2) - Liquid mixture 1	Liquid-liquid equilibrium temperature, K - Liquid mixture 1
0.0991	334.24
0.1669	345.48
0.2374	349.16
0.3013	350.52
0.4026	350.44
0.4984	349.70
0.5964	346.09
0.7245	336.01
0.7640	327.71
0.8919	299.71

Liquid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101 (Liquid mixture 1)

Mole fraction of Perfluorooctane (2) - Liquid mixture 1	Liquid-liquid equilibrium temperature, K - Liquid mixture 1
0.0503	314.35
0.0635	321.68
0.0724	325.46
0.0838	329.75
0.1002	334.59
0.1188	338.45
0.1327	340.43
0.1490	342.69
0.1677	344.65
0.1860	345.72
0.1974	346.43
0.2221	347.89
0.2556	348.81
0.2896	349.27
0.3040	349.36
0.3336	349.44
0.3539	349.50
0.3721	349.43
0.3990	349.26
0.4158	349.18
0.4268	349.14
0.4664	348.40
0.4978	347.92
0.5376	346.98
0.5589	346.19
0.5989	344.16
0.6381	342.05
0.6474	340.89
0.6689	339.43
0.6994	336.20
0.7487	330.43
0.8224	318.34
0.8734	304.97

Liquid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101.3 (Liquid mixture 1)

Mole fraction of Perfluorooctane (2) - Liquid mixture 1	Liquid-liquid equilibrium temperature, K - Liquid mixture 1
0.0509	315.30
0.0695	325.60
0.0995	335.10
0.1278	341.20
0.1980	346.40
0.3010	348.90
0.3980	349.20
0.4907	348.20
0.5901	344.60
0.6942	337.40
0.7610	328.90
0.7968	322.30
0.8417	311.00
0.8990	295.10

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Perfluorooctane (2) - Liquid mixture 1	Temperature, K - Liquid mixture 1	Vapor or sublimation pressure, kPa - Liquid mixture 1
0.3608	349.80	150.00
0.3608	350.18	600.00
0.3608	350.93	1480.00
0.3608	351.80	2490.00
0.3608	352.64	3460.00
0.3608	353.44	4420.00
0.7510	329.31	290.00
0.7510	329.67	700.00
0.7510	330.13	1270.00
0.7510	330.63	1870.00
0.7510	331.12	2540.00
0.7510	331.62	3040.00
0.7510	332.00	3550.00
0.7510	332.30	4020.00
0.7510	332.60	4260.00

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Perfluorooctane (2) - Liquid mixture 1	Temperature, K - Liquid mixture 1	Vapor or sublimation pressure, kPa - Liquid mixture 1
0.3608	349.80	150.00
0.3608	350.18	600.00
0.3608	350.93	1480.00
0.3608	351.80	2490.00
0.3608	352.64	3460.00
0.3608	353.44	4420.00
0.7510	329.31	290.00
0.7510	329.67	700.00
0.7510	330.13	1270.00
0.7510	330.63	1870.00
0.7510	331.12	2540.00
0.7510	331.62	3040.00
0.7510	332.00	3550.00
0.7510	332.30	4020.00
0.7510	332.60	4260.00

Critical temperature, K [ref]

Pressure, kPa - Liquid mixture 1	Critical temperature, K - Liquid mixture 1
101.30	349.52

Critical temperature, K [ref]

Pressure, kPa - Liquid mixture 1	Critical temperature, K - Liquid mixture 1
101.30	349.52

Molar volume, m3/mol [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Temperature, K = 298.15 (Liquid)

Molality, mol/kg of Perfluorooctane (2) - Liquid	Molar volume, m3/mol - Liquid
0.0362	0.0003
0.0617	0.0003
0.0923	0.0003
0.1157	0.0003
0.1445	0.0003
0.1585	0.0003
0.1808	0.0003
0.2115	0.0003

Molar volume, m3/mol [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Temperature, K = 298.15 (Liquid)

Molality, mol/kg of Perfluorooctane (2) - Liquid	Molar volume, m3/mol - Liquid
0.0362	0.0003
0.0617	0.0003
0.0923	0.0003
0.1157	0.0003
0.1445	0.0003
0.1585	0.0003
0.1808	0.0003
0.2115	0.0003

Partial molar volume, m3/mol of Perfluorooctane (2) [ref]

Fixed			Measured
Molality, mol/kg of Perfluorooctane (2) - Liquid	Pressure, kPa - Liquid	Temperature, K - Liquid	Partial molar volume, m3/mol of Perfluorooctane (2) - Liquid
0.0000	101.00	298.15	0.0003

Partial molar volume, m3/mol of Perfluorooctane (2) [ref]

Fixed			Measured
Molality, mol/kg of Perfluorooctane (2) - Liquid	Pressure, kPa - Liquid	Temperature, K - Liquid	Partial molar volume, m3/mol of Perfluorooctane (2) - Liquid
0.0000	101.00	298.15	0.0003

Sources

• Liquid liquid equilibrium of (perfluoroalkane + alkane) binary mixtures
• Liquid-liquid equilibrium data for binary perfluoroalkane (C6 and C8) + n-alkane systems
• Perfluoroalkanes and perfluoroalkylalkane surfactants in solution: Partial molar volumes in n-octane and hetero-SAFT-VR modelling
• Phase Separation in Binary Mixtures Containing Linear Perfluoroalkanes