Sanitary articles with dual layer topsheet having a selected...

A - Human Necessities – 61 – F

Patent

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Details

A61F 13/15 (2006.01) A61F 13/20 (2006.01)

Patent

CA 2225028

The present invention relates to absorbent articles particularly sanitary napkins having layered topsheets. In particular a first layer receiving the liquids to be absorbed comprises aperture of at least 1.4 mm2 area in a film. Theses large apertures provide exceptionally good liquid intake performance for the absorbent article. A second layer provides a liquid receiving volume reservoir by having and resiliently maintaining a minimum thickness of 0.3 mm. Additionally the second layer provides visual masking of absorbent liquids in the area of the large apertures of the first topsheet layer.

L'invention concerne des articles absorbants, en particulier des serviettes hygiéniques munies de feuilles de couverture stratifiées. Elle concerne plus particulièrement une première couche qui reçoit le liquide à absorber et qui est munie d'orifices d'au moins 1,4 mm?2¿ de surface dans un film. Ces gros orifices donnent à l'article absorbant un captage de liquide d'une qualité exceptionnelle. Une seconde couche fournit un réservoir dont le volume contient le liquide, lequel présente une épaisseur minimale de 0,3 mm et maintient cette épaisseur par élasticité. En outre, la deuxième couche cache à la vue le liquide absorbé dans la zone munie de gros orifices de la première couche de la feuille de couverture.

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