摘要 |
<p>The present invention relates to a composite material comprising at least one polyurethane and at least one further solid, wherein the polyurethane comprises a hyperbranched polymer and the thickness of the polyurethane material is 0.1 mm and greater. Furthermore, the invention relates to a method for producing composite materials of this type and to the use of hyperbranched polymers as a constituent part of a polyurethane to improve the adhesion between the polyurethane and at least one further solid.</p> |