Characteristics and catalytic activity of platinum reforming catalysts based on aluminum oxide modified by organic acids


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Abstract

The effect of treating aluminum oxide with organic acids (acetic acid, oxalic acid) on the dispersity, composition, and catalytic properties of the platinum sites of reforming catalysts is investigated. It is established that due to the high number of support defects, a Pt/Ох-Al2O3 sample prepared on the basis of aluminum oxide treated with oxalic acid solution has the the highest activity. The role the acid modification of a support plays in the formation of charged atoms of platinum, resulting in an increase of catalytic activity, is established.

About the authors

V. Yu. Tregubenko

Institute of Hydrocarbons Processing, Siberian Branch; Omsk State Technical University

Author for correspondence.
Email: kalinina_ihcp1@mail.ru
Russian Federation, Omsk, 644040; Omsk, 644050

I. E. Udras

Institute of Hydrocarbons Processing, Siberian Branch

Email: kalinina_ihcp1@mail.ru
Russian Federation, Omsk, 644040

T. I. Gulyaeva

Institute of Hydrocarbons Processing, Siberian Branch

Email: kalinina_ihcp1@mail.ru
Russian Federation, Omsk, 644040

A. S. Belyi

Institute of Hydrocarbons Processing, Siberian Branch; Omsk State Technical University

Email: kalinina_ihcp1@mail.ru
Russian Federation, Omsk, 644040; Omsk, 644050

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