Alcupol D-0411H Polypropylene glycol Repsol PU - Polyols SEALANT ADHESIVE Alcupol D-0411H is a polypropylene glycol non-reactive with a molecular weight of 400 without ethylene oxide in its composition. This polyol is acidified. It is recommended for the production of filled and unfilled elastomers, sealants, adhesives. Acidified polypropylene glycol non-reactive without ethylene oxide. Recommended for the production of filled and unfilled elastomers, sealants, adhesives.