Table 2. Henry’s Law Constants (H2,1) of CO2 in the Prepared DESs and in DESs and ILs Reported in Literature at Different Temperatures.
|
H2,1/MPa |
|||
|---|---|---|---|
| solvent | 298.15 K | 308.15 K | 323.15 K |
| DecA:N8881–Br (2:1) | 7.15 | 7.98 | 9.43 |
| DecA:N8881–Cl (2:1) | 7.18 | 8.27 | |
| DecA:N4444–Cl (2:1) | 7.55 ± 0.08 | 8.74 ± 0.04 | 10.71 ± 0.35 |
| DecA:N8888–Cl (2:1) | 6.17 ± 0.20 | 6.96 ± 0.07 | 8.42 ± 0.14 |
| DecA:N8888–Br (2:1) | 6.26 ± 0.07 | 7.15 ± 0.01 | 8.49 ± 0.16 |
| DecA:N8888–Cl (1.5:1) | 5.90 ± 0.09 | 6.55 ± 0.07 | 7.70 ± 0.09 |
| urea:choline chloride (2:1)22 | 15.1 | ||
| lactic acid:N4444–Cl (2:1)18 | 14.46 | ||
| [C4mim][BF4]23 | 5.90 ± 0.26 | 8.86 ± 0.19 | |
| [C4mim][Tf2N]23 | 3.3 ± 0.03 | 4.87 ± 0.09 | |
| selexol24 | 3.57 | 5.62 | |
| heptane25 | 8.43 | ||
| benzene25 | 10.4 | ||