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合成了一系列Bi掺杂的MCM-41介孔分子筛,运用电感耦合等离子体原子光谱,X射线衍射,N2吸附脱附,透射电镜和紫外可见光谱对其进行了表征,并将其用于以H2O2为氧化剂,乙腈为溶剂的对氯甲苯选择氧化反应中.结果表明,Bi-MCM-41即便在底物量较大时也表现出较高的催化活性.浓缩反应液的检测结果表明,Bi在反应过程中无明显流失,同时该催化剂具有良好的循环使用性能.

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