Mesoporous silica materials modified with aggregated transition metal species (Cr, Fe and Cr-Fe) in the role of catalysts for selective catalytic oxidation of ammonia to dinitrogen

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• 作者：D. Macina^a ; ^{daniel.macina@uj.edu.pl} ; A. Opioła^a ; M. Rutkowska^a ; S. Basąg^a ; Z. Piwowarska^a ; M. Michalik^b ; L. Chmielarz^a
• 关键词：Amorphous materials ; Chemical synthesis ; Infrared spectroscopy (IR) ; Surface properties
• 刊名：Materials Chemistry and Physics
• 出版年：2017
• 出版时间：1 February 2017
• 年：2017
• 卷：187
• 期：Complete
• 页码：60-71
• 全文大小：3182 K
• 卷排序：187

文摘

Ion-exchange properties of the silica supports generated by grafting of –SO3H groups. Deposition of [Cr3−xFexO(OAc)6·AcOH·2H2O]+ cations by ion-exchange method. High catalytic activity of Cr-Fe modified SBA-15 and HMS in the NH3-SCO process.