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分子筛骨架结构和酸性对其甲醇制烯烃(mto)催化性能影响研究进展

, PP. 1202-1214

Keywords: 甲醇制烯烃,反应机理,分子筛,骨架结构,酸性,烃池机理,芳烃路线,烯烃路线

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Abstract:

?甲醇制烯烃(mto)作为一条由煤、天然气及生物质等含碳资源制备重要化学品的非石油路线,近年来备受人们关注。分子筛作为mto的催化剂,其催化性能和mto反应行为与其骨架结构和酸性特征密切相关,而认识这些关系对研发新型高效mto催化剂和改进反应工艺具有重要意义。为此,研究简述了近年来有关甲醇转化制烯烃过程中分子筛催化活性及反应机理的理论和实验研究进展。重点讨论了不同分子筛在mto过程中烃池物种、反应路线以及催化动力学方面的差异,分析了分子筛催化剂的骨架结构及酸性对其mto催化性能的影响。

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