A process for synthetizing mordenites having a high catalytic activity, in which the Si02 : Al2O3 molar ratio ranges from 16 to 40, said process comprising the step of mixing an organic base with H20 and with at least a Na compound, an Al compound, and a Si compound, wherein said base is a diethyl-piperidinium compound and wherein the crystallization temperature of mordenite and the SP factor are selected within area A B C D of figure 1, the crystallization time being longer than two days.
一种具有高催化活性的莫来石的合成工艺,其中 Si02 :
Al2O3 摩尔比范围为 16 至 40,所述工艺包括将有机碱与 H20 以及至少一种 Na 化合物、一种 Al 化合物和一种 Si 化合物混合的步骤,其中所述碱为
二乙基哌啶化合物,莫来石的结晶温度和
SP 因子在图 1 的 A B C D 区域内选择,结晶时间超过两天。