| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a stable adherent composite material formed of polyurethane and other thermoplastic material, a manufacturing method thereof and usage thereof in an automobile. SOLUTION: In a composite material consisting of at least two layers directly bonded to each other, A) at least one polyurethane-containing layer formed by reacting at least one kind of polyisocyanate (a) with at least one kind of isocyanate-reactive component (b), and B) at least one layer, which is directly bonded to the polyurethane layer A) and contains thermoplastic plastic material different from the polyurethane layer A), the layer A) contains the residual content of the reaction component having an ether group, which is produced from the production of polyurethane, of 400 ppm or less, and preferably 100 ppm or less.</p> |
