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http://dx.doi.org/10.7464/ksct.2013.19.1.013

Direct Conversion of Cellulose into Polyols over Pt/CsxH3-xPW12O40  

You, Su Jin (Division of Energy Systems Research and Department of Chemical Engineering, Ajou University)
Baek, In Gu (Division of Energy Systems Research and Department of Chemical Engineering, Ajou University)
Park, Eun Duck (Division of Energy Systems Research and Department of Chemical Engineering, Ajou University)
Publication Information
Clean Technology / v.19, no.1, 2013 , pp. 13-21 More about this Journal
Abstract
The hydrogenolysis of cellulose into polyols was examined over Pt/$Cs_xH_{3-x}PW_{12}O_{40}$ catalysts containing different Cs fractions. The surface area and Pt dispersion of Pt/$Cs_xH_{3-x}PW_{12}O_{40}$ catalysts were found to increase with Cs content. Similar polyol yields were obtained over Pt/$Cs_xH_{3-x}PW_{12}O_{40}$ catalysts irrespective of their Cs content. The catalytic activity of Pt/$Cs_xH_{3-x}PW_{12}O_{40}$ was comparable to that of Ni/W/SBA-15 and combined catalytic systems such as Pt/AC+$H_3PW_{12}O_{40}$ and Pt/AC + $Cs_{3.0}PW_{12}O_{40}$. Some polyanion species were found to leach from the Pt/$Cs_xH_{3-x}PW_{12}O_{40}$ catalyst during the course of the reaction.
Keywords
Heteropoly acids; Cesium salts; Cellulose; Polyol; Hydrogenolysis;
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Times Cited By KSCI : 1  (Citation Analysis)
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