Probing the Catalytic Efficiency of Supported Heteropoly Acids for Esterification: Effect of Weak Catalyst Support Interactions

Figure 5

Reuse of supported HPW catalysts for the esterification of acetic acid with heptanol in the presence of (a) HPW-K, (b) HPW-B, and (c) HPW-M, and (d) data shown in the form of table.

(a)

(b)

(c)

(d)