Etherification of Glycerol with Propylene or 1-Butene for Fuel Additives

Figure 5

Effect of the molar ratio of glycerol/propylene (a) and glycerol/1-butene (b) on glycerol etherification [catalyst 10 wt% based on glycerol, 24 h, at 100°C]. The data are shown as the mean ± 1.64 SD derived from 3 independent samples.

(a)

(b)