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Catalytic supports on the base of activated anthracites and synthetic carbons
Authors:S.B. Lyubchik  L.P. Tikhonova  O.L. Galushko  I.M. Fonseca
Affiliation:a Institute of Physical—Organic and Coal Chemistry, National Academy of Sciences of Ukraine, Donetsk 83114, Ukraine
b Institute for Sorption and Problems of Endoecology, National Academy of Sciences of Ukraine, Kiev 03164, Ukraine
c REQUIMTE—Departamento de Química, CQFB, Universidade Nova de Lisboa, Faculdade de Ciências e Tecnologia, Caparica 2829-516, Portugal
Abstract:
Selective adsorption of platinum group metals (PMG) on activated carbons from a multi-component model and technological solutions was proposed for the preparation of heterogeneous-supported catalysts. Activated natural anthracites and a nitrogen-containing synthetic carbon are considered as carriers for Pd-supported catalysts. Their catalytic activity was studied in the Pd-catalyzed reactions of hydrogen peroxide decomposition and chloride ions oxidation by manganese(III). On the base of the obtained results, novel high sensitive analytical methods both for direct determination of supported-metal quantity and palladium oxidation states on the surface of spent adsorbents are suggested.
Keywords:82.65.+r   82.45. Jn   82.80. Pv
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