PROCESS FOR PRODUCING ETHANOL USING MULTIPLE BEDS EACH HAVING DIFFERENT CATALYSTS

The present invention produces ethanol in a stacked bed reactor that comprises a first catalyst and a second catalyst, wherein the first and second catalysts comprise at least one group VIII metal, and wherein the second catalyst is substantially free of copper. The crude ethanol product may be sepa...

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Bibliographic Details
Main Authors WEINER, HEIKO, JEVTIC, RADMILA, ZHOU, ZHENHUA, JOHNSTON, VICTOR J
Format Patent
LanguageEnglish
French
Published 01.11.2012
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:The present invention produces ethanol in a stacked bed reactor that comprises a first catalyst and a second catalyst, wherein the first and second catalysts comprise at least one group VIII metal, and wherein the second catalyst is substantially free of copper. The crude ethanol product may be separated and ethanol recovered. Cette invention produit de l'éthanol dans un réacteur à lit empilé qui comprend un premier catalyseur et un second catalyseur, les premier et second catalyseurs comprenant au moins un métal du Groupe VIII, et le second catalyseur étant sensiblement dépourvu de cuivre. Le produit d'éthanol brut peut être séparé et l'éthanol récupéré.
Bibliography:Application Number: WO2012US20979