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1 Polish Journal of Chemical Technology

1 2007

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Characteristic of physicochemical properties of Pd/MgO catalysts used in the hydrodechlorination process with CCl4

Góralski J., Szczepaniak B., Grams J., Maniukiewicz W., Paryjczak T.

Polish Journal of Chemical Technology

2007

Vol. 9, nr 3

77-80

The aim of this paper was to investigate the physicochemical properties of palladium catalyst containing basic support MgO which was used in hydrodechlorination reaction with carbon tetrachloride. In order to characterize the investigated sample the catalyst was put to tests of XRD, TOF - SIMS, TG-DTA-MS and TPR(H2), measurements, activity tests were also performed. The XRD and TPR results demonstrated the presence of PdOxCly species whose decomposition takes place above 700°C. The calcination of the Pd/MgO catalyst at 700°C resulted in the transformation of PdOxCly to PdO.