Table 3.
Textural parameters of supports and their corresponding extract-loaded materials.
| Support Type | Support | MM@support | ||||||
|---|---|---|---|---|---|---|---|---|
| nSiO2/nFG | dDFT (nm) | SBET (m2/g) | Vp (cm3/g) | Extract (% wt) | dDFT (nm) | SBET (m2/g) | Vp (cm3/g) | |
| MCM-41E | - | 3.93 | 781 | 0.69 | 42.0 | 3.66 | 97 | 0.11 |
| MCM-SH | 25 | 3.54 | 843 | 0.74 | 36.0 | 3.42 | 231 | 0.16 |
| MCM-SO3H | 50 | 3.66 | 798 | 0.59 | 38.5 | 3.54 | 141 | 0.10 |
| MCM-CN | 11 | 3.18 | 845 | 0.55 | 39.0 | - | 75 | 0.06 |
| MCM-COOH | 14 | 3.18 | 585 | 0.43 | 39.0 | - | 10 | 0.04 |
FG-functional groups; dDFT-average pore size values computed from non-local density functional theory (NLDFT) method, SBET- specific surface area determined by the Brunauer Emmett Teller (BET) method, Vp-total pore volume, measured at p/p0 = 0.99. Commercial MCM-41 (dDFT = 3.66 nm; SBET = 976 m2/g; Vp = 0.85 cm3/g).