A method for selectively aperturing a nonwoven web

Details A method for selectively aperturing a nonwoven web A method for selectively aperturing a nonwoven web

D - Textiles, Paper

04

H

28/8, 2/98.09

D04H 1/54 (2006.01) A61F 13/15 (2006.01) B26F 1/00 (2006.01) B26F 1/24 (2006.01) B26F 3/00 (2006.01)

Patent

CA 2233236

The present invention provides a method for selectively aperturing a nonwoven web (102). A nonwoven web (102) is weakened along a plurality of locations and then a tensioning force is applied to the nonweven web (102) causing the nonwoven web (102) to rupture at the plurality of weakened location creating a plurality of apertures in the nonwoven web (102) coincident with the weakened locations.

Procédé permettant d'ajourer de manière sélective une bande non tissée (102). La bande non tissée (102) est affaiblie en un certain nombre d'emplacements avant d'être soumise à une force de tensionnage entraînant la rupture de ladite bande non tissée (102) au niveau des emplacements affaiblis, créant ainsi des ouvertures dans cette bande non tissée (102) qui coïncident avec les emplacements affaiblis.

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