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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
chemical engineering
Hydrogenation of aromatics on modified platinum-alumina catalysts
Applied Catalysis A: General, Volume 170, No. 2, Year 1998
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Description
Using a pulsed-micro catalytic reactor benzene and toluene were hydrogenated to cyclohexane and methylcyclohexane, respectively, in a temperature range 50-250°0C. Modified catalysts containing 0.35% Pt-Al2O3 were investigated. Modification was carried out via (a) introducing a second metal (Ir, Rh, Re and U) and (b) fluorination and chlorination with different halogen contents of 1,3 and 6 wt%. The study revealed that (1) all catalysts show good catalytic activities in the temperature range 125-150°C, except Rh catalyst which is very active even at room temperature, (2) introducing either Ir or Re enhances Pt activity, while U inhibits this activity, (3) halogenation promotes the catalyst activity and (4) alkyl-substitution enhanced aromatic ring hydrogenation. © 1998 Elsevier Science B.V. All rights reserved.
Authors & Co-Authors
Ali, Abdel Ghaffar A.
Egypt, Cairo
Faculty of Education
Ali, Laila I.
Egypt, Cairo
Faculty of Education
Aboul-Fotouh, Sameh M.K.
Egypt, Cairo
Faculty of Education
Aboul-Gheit, Ahmed Kadry
Egypt, Cairo
Egyptian Petroleum Research Institute
Statistics
Citations: 50
Authors: 4
Affiliations: 2
Identifiers
Doi:
10.1016/S0926-860X(98)00058-1
ISSN:
0926860X