| 摘要 |
<p>Panel comprises on >=1 side of the panel grid or mesh pattern which is indented by mechanical and/or thermal means and which consists of raised and recessed elements. The patterned surface has a porous structure with open cells. Pref. the pattern comprises parallel longitudinal grooves between webs, and parallel transverse grooves perpendicular or at an angle to the longitudinal grooves. The transverse grooves divided up the webs into elongate raised pattern elements. The panel may be used for insulating plastered inner ceilings, and is self-supporting for plaster coatings of conventional thickness.</p> |
