Transparente harte thermoplastische Polyurethane

The present invention relates to a thermoplastic polyurethane which are obtainable or obtained by the reaction of a polyisocyanate composition, a chain extender and a polyol composition, wherein the polyol composition comprises at least one polyol (Pl) having a molecular weight Mw in the region of 500 to 2500 g/mol and comprising at least one aromatic polyester block (BI), wherein the Polyol (Pl) has 20 to 70 wt.-% of the aromatic polyester-blocks (BI) with respect to the total polyesterpolyol (Pl). The present invention also relates to a method for producing a shaped body comprising such a thermoplastic polyurethane, and to shaped bodies obtainable or obtained by a claimed method