Research Article
Kinetic Study of Catalytic Esterification of Butyric Acid and Ethanol over Amberlyst 15
Table 1
Characteristics of the catalysts.
| Property | Amberlyst 35 | Amberlyst 15 |
| Acidity (eq. H+ kg−1) | 5.32 | 4.75 | Surface area (m2 g−1) | 34 | 42 | Total exchange capacity (eq/kg) | 5.20 | 4.70 | Pore volume (cm3 g−1) | 0.28 | 0.36 | Mean pore diameter (Å) | 329 | 343 | Skeletal density (g cm−3) | 1.542 | 1.416 |
|
|