Sökning: "Ulf Schröder"

Hittade 1 avhandling innehållade orden Ulf Schröder.

1. 1. Carbon Monoxide in Catalytic Hydrogenations: A Poison or a Promoter?

   Författare :Ulf Schröder; Chalmers tekniska högskola; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES;

   Sammanfattning : The hydrogenation of a,b-unsaturated aldehydes was studied over a platinum catalyst. It was shown that the catalyst was rapidly deactivated by CO formed by decarbonylation of the aldehyde. This deactivation was suppressed by the addition of small amounts of oxygen to the feed, since CO was oxidized to CO2 in the presence of oxygen. LÄS MER