Abstract:
The invention relates to a method for producing 1,2-propandiol, wherein a flow containing glycerine, in particular a flow produced on an industrial scale during the production of biodiesel, is subjected to hydrogenation in a two-step reactor cascade.
Abstract:
The present invention relates to a process for preparing 1,2-propanediol, in which a glycerol-containing stream, especially a stream obtained on the industrial scale in the production of biodiesel, is subjected to a hydrogenation in a two-stage reactor cascade.