Coke-tolerant SiW20-Al/Zr10 catalyst for glycerol dehydration to acrolein

A coke-tolerant catalyst (SiW20-Al/Zr10), which gave 87.3% selectivity for acrolein and 97% glycerol conversion under the conditions 300 °C, 0.5 wt% catalyst, and 10 wt% feed concentration, was synthesized.