FIELD: chemistry.
SUBSTANCE: structured catalyst of steam conversion of steam and steam-oxygen conversion of acetone or ethanol for synthesis-gas obtaining represents heat-conducting carrier from iron-chromium-aluminium alloy, with active component based on complex mixed oxide, containing as minimum 4 metals, based on praseodymium-cerium-zirconium, doped with metal from the group of rare earth elements with applied active component from metals of the platinum group (Pt, Ru) and/or Ni. Structured catalyst has the general formula a[M1M2[AxPr0.3-xCe0.35Zr0.35]O2]+(100-a)[FCA], where: a equals from 5 to 15 wt %; x equals 0.05-0.25, A is selected from metals of rare earth elements La or Sm; M1, M2 are metals, where: M1 is Pt or Ru with content to 3 wt %; M2 is Ni with content to 6 wt %; FCA is heat-conducting carrier from iron-chromium-aluminium alloy.
EFFECT: high activity of structured catalysts, which make it possible to carry out process of steam conversion and steam-oxygen conversion of ethanol with high concentration of biofuels in mixture and with high loadings of reaction mixture supply.
3 cl, 11 ex, 9 tbl, 3 dwg
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Authors
Dates
2015-02-10—Published
2013-10-23—Filed