Breathable web materials having cloth-like texture

Details Breathable web materials having cloth-like texture Breathable web materials having cloth-like texture

D - Textiles, Paper

04

H

D04H 1/54 (2006.01) A61F 13/15 (2006.01) B32B 3/30 (2006.01) D04H 13/00 (2006.01)

Patent

CA 2315657

Disclosed is a soft web material comprising a plurality of first regions and a plurality of second regions being comprised of the same material composition, the first regions surrounding the second regions and the second regions comprising a plurality of raised rib-like elements, the web material having been mechanically modified to exhibit a MVTR of at least about 100 g/m2/24 hrs and a MWTR of not greater than about 100 g/hr.

L'invention concerne un matériau doux en feuille comprenant plusieurs premières et plusieurs secondes régions, composées de la même matière, les premières régions entourant les secondes, et les secondes régions comprenant plusieurs éléments en relief, du type nervures. Le matériau en feuille a été modifié mécaniquement afin de posséder une perméabilité moyenne à la vapeur d'au moins 100 g/m?2¿/24 heures environ et une perméabilité moyenne à l'eau qui ne peut être supérieure à 100 g/heure environ.

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