Mixture of Monoethanolamine + Tetra-N-butylammonium bromide

Datasets

1. η - Viscosity, Pa*s
2. n₀ - Refractive index (Na D-line)
3. ρ_l - Mass density, kg/m3
4. γ - Surface tension liquid-gas, N/m
5. T_fus - Solid-liquid equilibrium temperature, K

Viscosity, Pa*s [ref]

Operational condition: Pressure, kPa = 101.3 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Tetra-N-butylammonium bromide (2) - Liquid	Viscosity, Pa*s - Liquid
298.15	0.2500	0.1068
298.15	0.2000	0.0802
298.15	0.1600	0.0529
298.15	0.1400	0.0220
308.15	0.2500	0.0770
308.15	0.2000	0.0547
308.15	0.1600	0.0310
308.15	0.1400	0.0155
318.15	0.2500	0.0536
318.15	0.2000	0.0382
318.15	0.1600	0.0211
318.15	0.1400	0.0120
328.15	0.2500	0.0353
328.15	0.2000	0.0201
328.15	0.1600	0.0144
328.15	0.1400	0.0090
338.15	0.2500	0.0186
338.15	0.2000	0.0134
338.15	0.1600	0.0090
338.15	0.1400	0.0068
348.15	0.2500	0.0138
348.15	0.2000	0.0105
348.15	0.1600	0.0075
348.15	0.1400	0.0057
358.15	0.2500	0.0102
358.15	0.2000	0.0080
358.15	0.1600	0.0052
358.15	0.1400	0.0052

Refractive index (Na D-line) [ref]

Operational condition: Pressure, kPa = 101.3 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Tetra-N-butylammonium bromide (2) - Liquid	Refractive index (Na D-line) - Liquid
298.15	0.2500	1.4923
298.15	0.2000	1.4881
298.15	0.1600	1.4877
298.15	0.1400	1.4838
308.15	0.2500	1.4888
308.15	0.2000	1.4846
308.15	0.1600	1.4842
308.15	0.1400	1.4803
318.15	0.2500	1.4855
318.15	0.2000	1.4817
318.15	0.1600	1.4811
318.15	0.1400	1.477
328.15	0.2500	1.4824
328.15	0.2000	1.4785
328.15	0.1600	1.4778
328.15	0.1400	1.4735
338.15	0.2500	1.4797
338.15	0.2000	1.4754
338.15	0.1600	1.4739
338.15	0.1400	1.4699
348.15	0.2500	1.4765
348.15	0.2000	1.4716
348.15	0.1600	1.4699
348.15	0.1400	1.466
358.15	0.2500	1.473
358.15	0.2000	1.469
358.15	0.1600	1.4663
358.15	0.1400	1.4623

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101.3 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Tetra-N-butylammonium bromide (2) - Liquid	Mass density, kg/m3 - Liquid
298.15	0.2500	1061.6
298.15	0.2000	1060.9
298.15	0.1600	1056.6
298.15	0.1400	1048.1
308.15	0.2500	1054.5
308.15	0.2000	1053.6
308.15	0.1600	1048.0
308.15	0.1400	1038.7
318.15	0.2500	1047.3
318.15	0.2000	1046.4
318.15	0.1600	1041.5
318.15	0.1400	1028.9
328.15	0.2500	1040.2
328.15	0.2000	1039.2
328.15	0.1600	1034.1
328.15	0.1400	1018.5
338.15	0.2500	1033.1
338.15	0.2000	1032.0
338.15	0.1600	1026.7
338.15	0.1400	1010.2
348.15	0.2500	1026.1
348.15	0.2000	1024.7
348.15	0.1600	1019.3
348.15	0.1400	1001.1
358.15	0.2500	1019.0
358.15	0.2000	1017.4
358.15	0.1600	1012.0
358.15	0.1400	992.1

Surface tension liquid-gas, N/m [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Tetra-N-butylammonium bromide (2) - Liquid	Surface tension liquid-gas, N/m - Liquid
298.15	0.2500	0.0357
298.15	0.2000	0.0358
298.15	0.1600	0.0360
298.15	0.1400	0.0361
308.15	0.2500	0.0353
308.15	0.2000	0.0354
308.15	0.1600	0.0356
308.15	0.1400	0.0357
318.15	0.2500	0.0348
318.15	0.2000	0.0350
318.15	0.1600	0.0352
318.15	0.1400	0.0354
328.15	0.2500	0.0345
328.15	0.2000	0.0346
328.15	0.1600	0.0349
328.15	0.1400	0.0351
338.15	0.2500	0.0340
338.15	0.2000	0.0343
338.15	0.1600	0.0346
338.15	0.1400	0.0347
348.15	0.2500	0.0336
348.15	0.2000	0.0339
348.15	0.1600	0.0342
348.15	0.1400	0.0344
358.15	0.2500	0.0332
358.15	0.2000	0.0335
358.15	0.1600	0.0339
358.15	0.1400	0.0341

Solid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Amount ratio of solute to solvent of Monoethanolamine (1) - Liquid	Solid-liquid equilibrium temperature, K - Liquid
3.0	265.15
4.0	255.45
5.0	257.60
6.0	258.19

Sources

• Monoethanolamine-based deep eutectic solvents, their synthesis and characterization

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