| 摘要 |
<p>The invention relates to a laminated shaped body having a defined layer structure, and to a method for its preparation, comprising a laminated shaped body (1) having a layer structure of the following order: a) a support medium (2); b) a matrix foam material (3) filled with fibrous material and determining the structural strength; c) a semipermeable intermediate layer (4); and d) a predetermined blank of a semirigid foam material (5).</p> |
