【摘要】 以粉煤灰和ZrOCl2 为原料自制了一种新型固体酸催化剂 ,并成功地应用于环己醇催化脱水制备环己烯。结果表明 :该催化剂在此反应中具有较好的催化活性 ,产率高 ,可重复使用多次 ,并且降低了制备成本。最佳工艺条件为 :催化剂用量为环己醇用量的 10 % ,反应温度为 180℃ ,反应时间为 1.0h ,产率可达 85 %以上。更多还原

【Abstract】 A new solid acid was prepared with fly ash and ZrOCl 2,and used in the synthesis of cyclohexene as a dehydration catalyst.Experimental result showed that the catalyst possesses good catalytic ability when using in the reaction.The optimized conditions for the reaction are as follows:amount of catalyst is 10%;reaction temperature is 180?℃;reaction time is 1.0?h.The yield of cyclohexene is above 85%.更多还原