Methanol is sequentially dehydrated to dimethyl ether and ethylene over both sulfated zirconia and silica-doped sulfated zirconia in a single step.

• 结果表明，在掺杂和未掺杂氧化硅的硫酸化氧化锆催化剂上甲醇均相继脱水生成二甲醚和乙烯。