Table 3.
Pore volumes Vp (cm3 g−1) of functionalized SBA-15 materials.a
|
x = |
||||||||
|---|---|---|---|---|---|---|---|---|
| SBA-15-R | 0 | 0.2 | 0.5 | 1.0 | 2.0 | 3.0 | 4.0 | 8.0 |
| N3-x | 0.84b | 1.01 | 0.98 | 0.97 | 0.96 | 0.83 | 0.84 | 0.82 |
| Fc-x | 0.87 | 0.75 | 0.87 | 0.73 | 0.50 | 0.47 | 0.29 | |
| Pyrene-x | 1.07 | 0.73 | 0.84 | 0.72 | 0.52 | 0.38 | 0.21 | |
| TPA-x | 0.84 | 0.79 | 0.73 | 0.63 | 0.49 | 0.41 | 0.18 | |
| FeTPP-x | 0.80 | 0.81 | 0.54 | -c | 0.30 | -c | -c | |
Determined by the BJH method49 from the adsorption branch.
Unfunctionalized SBA-15.
The sample was not prepared.