Interestingly, the relative crystallinity of the samples showed a trend of “decrease-increase-decrease”, which may be related to the dynamic equilibrium of dealumination and silicon supplementation of IM-5 zeolite by hexafluorosilicic acid [ 26 , 32 ]. 3.1.2.
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Understanding the Effect of IM-5 Zeolite Treated with Hexafluorosilicic Acid for the Methanol Alkylation of Pseudocumene.
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