该文简要介绍了用高岭土和铝厂废碱合成洗涤用4A沸石的结果,其中碱烧活化高岭土合成4A沸石的钙交换容量大于300MG/G干沸石,着重讨论碱烧活化等工艺条件对产品质量的影响“,”Results of synthesis for fine 4A Zeolite from Kaolinite and exhausted lye are reported in this article. More than 300mg/g(dry base)calcium(CaCO3) exchange - ability of the final products was achieved. The effect of alkalinity and other factors on quality of the products was discussed.