| 摘要 |
<p>The present invention relates to a polyurethane composite system containing a rigid polyurethane foam and a coating agent made of a compact polyurethane or a compact polyurea, the rigid polyurethane foam containing a porous three-dimensional reinforcement agent, which forms a network enclosing at least 50% of the volume of the rigid polyurethane foam, or at least two layers of a porous, at least two-dimensional reinforcement agent. The invention further relates to a method for producing the polyurethane composite system, and to a piece of sports equipment, a cladding part or a piece of furniture containing a polyurethane composite system of this type.</p> |
