Fig. 1. The stability of the extruded CaO-based catalyst with different binders on
the transesterification of GL with DMC. (For extruded CaO-based catalyst, CaO/
binder mass ratio is 3. Reaction conditions: GL: 9.2 g; DMC/GL molar ratio: 3;
reaction temperature: 80 C; the initial Cat/GL molar ratio: 0.15 (in CaO weight);
reaction time: 2 h.)