Authors:Hiep Ngo, Yanyong Liu, and Kazuhisa Murata
noble metal, the improvement of activity and ethanol selectivity over Rh-based catalysts is necessary for achieving a commercially available process. The catalytic activity and the product distribution over Rh-supportedcatalysts can be significantly
Authors:Valeria Palermo, Ángel G. Sathicq, Patricia G. Vázquez, Horacio J. Thomas, and Gustavo P. Romanelli
catalystsSupportedcatalysts were obtained by the equilibrium adsorption technique. The solutions for impregnation were prepared by dissolution of the HPAs (PMoV and PMoVBi, 160 mg of each one) in absolute ethanol (3.50 mL). The first step in
Authors:Tugba Davran-Candan, Mehtap Demir, and Ramazan Yildirim
(−10–65 °C), the reaction rate was found to be zeroth order with respect to CO and 0.2–0.3 order with respect to O 2 over Au/TiO 2 and Au/Co 3 O 4 . For the α-Fe 2 O 3 supportedcatalyst, on the other hand, the reaction orders for both reactants were
Authors:Viorel Chihaia, Karl Sohlberg, M. Scurtu, C. Hornoiu, M. Caldararu, C. Munteanu, G. Postole, N. I. Ionescu, T. Yuzhakova, and A. Redey
treatment identical to that used for preparation of the supportedcatalyst, namely immersion in water, followed by drying at 150 °C and calcination at 500 °C for 8 h in oxygen flow.
The BET specific surface areas of the samples were determined from N
lower alcohols from glycerol using Ni-supportedcatalysts ” E. van Ryneveld , A. S. Mahomed , P. S. van Heerden , M. J. Green , H. B. Friedrich Green Chemistry 2011 , 13 , 1819 – 1827 .
“ Direct transformation of ethanol
Authors:V. Udayakumar, S. Alexander, V. Gayathri, Shivakumaraiah, and B. Viswanathan
can be reused many times without significant loss of activity [ 1 – 6 ]. Such supportedcatalysts can be prepared by insertion of a ligand to an inert solid material and then using it as heterogenized ligand for the preparation of a supported metal
create the demand for supportedcatalysts [ 14 – 22 ]. Zeolites, in most cases, have been chosen as suitable supports because of their high thermal and chemical stabilities and good crystalline structures [ 1 , 23 – 26 ]. These types of molecular sieves
Authors:R. Merabti, K. Bachari, D. Halliche, Z. Rassoul, and A. Saadi
correlated to new active sites created in the metal-support interfacial region for metal supportedcatalysts [ 7 ] and to both reducibility and surface acid–base properties for bulk metal oxide catalysts [ 9 ]. The role of the metal and acid–base properties