Table 2.
Textural properties of the studied adsorbents.
| Sample | BET surface | Micropore volume | DA surface |
|---|---|---|---|
| area (m2/g) | (cm3/g) | area (m2/g) | |
| AlPO-42 | 774 | 0.290 | – |
| SAPO-42-104 | 797 | 0.301 | – |
| SAPO-42-24 | 776 | 0.289 | – |
| SAPO-42-13 | 743 | 0.275 | – |
| Si-LTA | 811 | 0.320 | – |
| LTA-31 | 777 | 0.305 | – |
| LTA-6 | 806 | 0.297 | – |
| LTA-4.5 | 799 | 0.304 | 680 |
| LTA-3 | 794 | 0.295 | 609 |
| AlPO-34 | – | 0.226 | – |
| SAPO-34-10 | 595 | 0.210 | – |
| SAPO-34-7 | 699 | 0.242 | – |
| Si-CHA | 821 | 0.296 | – |
| CHA-19 | 869 | 0.305 | – |
| CHA-18 | 801 | 0.293 | – |
| CHA-6 | 749 | 0.273 | 600 |
| CHA-3* | – | – | 470 |
| AlPO-5 | 310 | 0.117 | – |
| SAPO-5-46 | 383 | 0.141 | – |
| SAPO-5-34 | 355 | 0.119 | – |
| Si-AFI | 359 | 0.130 | – |
*
N2 isotherms at 77 K could not be obtained due to very slow diffusion.