Abstract
Pure unsupported copper is a poor catalyst for CH3OH synthesis from CO2+H2 when it is compared to Cu coprecipitated with Zr or Zr+V in which case its selectivity and yield in methanol are strongly enhanced. The two Zr and V components added to pure Cu are shown to be textural promoters towards zerovalent Cu which participate to the building of the active sites. Methanol formation on these catalysts is a structure insensitive reaction with respect to the metallic Cu dosed by N2O surface decomposition.
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Kanoun, N., Astier, M.P. & Pajonk, G.M. Catalytic properties of new Cu based catalysts containing Zr and/or V for methanol synthesis from a carbon dioxide and hydrogen mixture. Catal Lett 15, 231–235 (1992). https://doi.org/10.1007/BF00765266
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DOI: https://doi.org/10.1007/BF00765266