Confirmation of the Isomorphous Substitution by Sn Atoms in the Framework Positions of MFI-typed Zeolite

Changjiu Xia,Yujia Liu,Min Lin,Xinxin Peng,Bin Zhu,Xingtian Shu

Catalysis Today（2018）

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摘要

•Unit cell expansion is caused by the incorporation of Sn atoms.•Sn atoms are highly dispersed in the lattice of zeolite particles.•Lewis acidity attributes to the charge difference between framework Sn and Si atoms.•The catalytic performance of Sn-MFI is dependent on the Lewis acid property.

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关键词

Sn-MFI,Zeolite,Isomorphous substitution,Lewis acidity,Heterogeneous catalysis

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