Research Article

Catalytic Synthesis of Glycerol tert-Butyl Ethers as Fuel Additives from the Biodiesel By-Product Glycerol

Figure 5

Glycerol conversion and products yields as a function of time. Reaction conditions: 70°C, TBA to glycerol molar ratio = 4 : 1; Amberlyst 15 catalyst = 7.5 wt.% to glycerol.