Process and apparatus for making selectively apertured web...

Details Process and apparatus for making selectively apertured web... Process and apparatus for making selectively apertured web...

B - Operations, Transporting

26

F

B26F 1/26 (2006.01) A61F 13/15 (2006.01) B26F 1/31 (2006.01) B26F 3/00 (2006.01) B29C 59/04 (2006.01)

Patent

CA 2351328

The present invention provides a method for selectively aperturing a web material. The web material is weakened along a plurality of regions and then at least a portion of the web material comprised in the weakened regions is removed. Thus, a plurality of apertures in the web material is obtained.

Procédé de perforation sélective d'un matériau de voile dans lequel le matériau de voile est fragilisé au niveau d'une pluralité de régions puis au moins une partie du matériau de voile situé dans les régions fragilisées est éliminée. Une pluralité d'ouvertures est ainsi formée dans le matériau de voile.

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