Lupranol 1301 Trifunctional polyether polyol BASF-Elastogran Polyurethane (PU) - Polyols >> Polyether Lupranol 1301 is a trifunctional polyether polyol. It contains only secondary hydroxyl groups. Lupranol 1301 is used for the production of rigid polyurethane foams. It is also used for the manufacture of adhesives, embedding compounds and topcoat materials. Trifunctional polyether polyol. Used for the production of topcoat materials.