Abstract
The nature of a FTIR band (1490 cm -1 ) in the spectrum of zeolite HZSM-5 after pyridine adsorption was investigated. It is shown that the source of this band is not a combined contribution from Brönsted and Lewis acidic sites as widely believed.
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Seddigi, Z.S. Nature of the Ftir Band in Acidic Zeolites. Reaction Kinetics and Catalysis Letters 73, 63–70 (2001). https://doi.org/10.1023/A:1013968719834
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DOI: https://doi.org/10.1023/A:1013968719834