Enhanced Catalyst Activity of WO₃ Using Polypyrrole as Support for Acidic Esterification of Glycerol with Acetic Acid

Figure 10

Influence of reaction temperature on glycerol acetylation over WO₃-Ppy-20 catalysts. (Reaction time: 10 h; catalyst weight: 0.4 g; AcOH/Gly mole ratio: 6.)