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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB#
Name
CAS-RN
Formula
91
Heptane
142-82-5
C
7
H
1
6
Overview
Details
242
Oleic acid
112-80-1
C
1
8
H
3
4
O
2
Overview
Details
265
Stearic acid
57-11-4
C
1
8
H
3
6
O
2
Overview
Details
1053
Ethylene
74-85-1
C
2
H
4
Overview
Details
Search for mixtures containing this mixture as subsystem
Mixture Data
Number of available sets is shown
Vapor-Liquid Equilibria (
VLE
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
n.a.
n.a.
67
242
Oleic acid
n.a.
6
265
Stearic acid
3
Gas Solubilities (
GLE
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
n.a.
n.a.
7
242
Oleic acid
n.a.
2
265
Stearic acid
n.a.
Activity Coefficients at Infinite Dilution (Pure Solvents) (
ACT
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
4
6
n.a.
242
Oleic acid
n.a.
n.a.
265
Stearic acid
n.a.
Heat Capacities of Mixtures, Excess Heat Capacities (
CPE
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
n.a.
n.a.
n.a.
242
Oleic acid
3
n.a.
265
Stearic acid
n.a.
(A)zeotropic Data (
AZD
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
n.a.
n.a.
5
242
Oleic acid
n.a.
n.a.
265
Stearic acid
n.a.
Solid-Liquid Equilibria (
SLE
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
1
3
n.a.
242
Oleic acid
15
n.a.
265
Stearic acid
n.a.
Densities and Volumes of Mixtures, Excess Volumes (
VE
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
2
n.a.
3
242
Oleic acid
n.a.
n.a.
265
Stearic acid
n.a.
Critical Data of Mixtures (
CRI
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
n.a.
n.a.
3
242
Oleic acid
n.a.
n.a.
265
Stearic acid
n.a.
Mixture Viscosities (
VIS
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
n.a.
n.a.
n.a.
242
Oleic acid
5
n.a.
265
Stearic acid
n.a.
Mixture P-v-T Data (
MPVT
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
n.a.
n.a.
9
242
Oleic acid
n.a.
n.a.
265
Stearic acid
n.a.
Further Thermodynamic Properties (
X
)
DDB#
Name
242
265
1053
Ethylene
91
Heptane
n.a.
n.a.
1
242
Oleic acid
2
n.a.
265
Stearic acid
n.a.
Total
DDB#
Name
242
265
1053
Ethylene
91
Heptane
7
9
95
242
Oleic acid
25
8
265
Stearic acid
3
Dortmund Data Bank Version: February 2024
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