Figure 4

Evolution of methanol conversion (a) and DME productivity per gram of HSiW (b) with temperature for HSiW/X and bulk HSiW at 1 bar and 1.1 h−1. Catalysts pretreated at 220 °C in N2 for 1 h.

Evolution of methanol conversion (a) and DME productivity per gram of HSiW (b) with temperature for HSiW/X and bulk HSiW at 1 bar and 1.1 h−1. Catalysts pretreated at 220 °C in N2 for 1 h.