SO_(4)^(2-)/M_(x)O_(y)型固体超强酸制备方法的研究进展

Research Progress of Preparation Methods of SO_(4)^(2-)/M_(x)O_(y)Solid Superacid

SO_(4)^(2-)/M_(x)O_(y)型固体超强酸是催化剂领域研究的热点,其无污染,催化选择性好,催化活性高,是一种绿色环境友好型催化剂。讨论了SO_(4)^(2-)/M_(x)O_(y)型固体超强酸制备的五种方法:沉淀-浸渍法、溶胶-凝胶法、低温陈化法、水热合成法、固相法等。重点综述了上述制备方法的研究进展以及各种方法的应用情况。

SO_(4)^(2-)/M_(x)O_(y)Solid superacid is a hot field of catalyst research,which has no pollution,good catalytic selectivity,high catalytic activity,is a green and environmentally friendly catalyst.In this paper,five methods for the preparation of SO_(4)^(2-)/M_(x)O_(y)solid superacid are discussed:precipitation impregnation method,sol-gel method,low temperature aging method,hydrothermal synthesis method,solid phase method and so on.The research progress of the above preparation methods and the application of various methods are emphatically reviewed.