Abstract
ABSTRACT The dehydrogenation of decalin to naphthalene has been investigated on Pt/C, Pt/A1(OH)O and Pt/Al 2 O 3 catalysts. The maximum conversion of decalin on 3.9% Pt/C, which did not repel decalin, was observed at 483 K under the conditions of 0.3 g of the catalyst and lml of decalin, which was corresponded to the liquid film state under reactive distillation conditions. However such a maximum was not observed on Pt/A1(OH)O and Pt/Al 2 O 3 , which repelled decalin. Furthermore it was found that the reaction temperature, at which the maximum hydrogen evolution was observed on Pt/C, was shifted from the boiling point of decalin to that of naphthalene with increasing the amount of naphthalene in the reaction solution.
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