| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method and a device which allow the technical outlay for manufacturing a perforated nonwoven to be kept low, but simultaneously allow high production speed. <P>SOLUTION: A method for the manufacture of a perforated nonwoven (2) is provided, whereby perforation means engage into the nonwoven. The perforation means are arranged on a first roller (8). The perforation means engage through the nonwoven into a surface (15) of a second roller (10). The perforation means displace fibers of the nonwoven, whereby the perforation means engage in a material on the second roller (10), such that the means can displace the material when they engage. In addition, a corresponding device and corresponding materials are provided for. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
