Apertured liquid acquisition dual layer

A - Human Necessities – 61 – F

Patent

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Details

A61F 13/512 (2006.01) A61F 13/15 (2006.01) A61F 13/537 (2006.01)

Patent

CA 2625410

The invention relates to an absorbent article (10) comprising a backsheet (12) and a liquid acquisition- and feces- storage sublayer (30) that comprises at least a first acquisition layer (36) and a second acquisition layer (37), said second acquisition layer (37) being positioned between the backsheet (12) and the first acquisition layer (36), said sublayer (31) comprising one or more areas with a plurality of combined holes (31), being formed either by at least holes through said first acquisition layer (36) and holes in or through said second acquisition layer (37), or formed at least by holes in or through said second acquisition layer (37) and indentations in said first acquisition layer (36), said article (10), whereby said second acquisition layer (37) comprises partially bonded or non-bonded fibers; and whereby said combined holes (31) have an average smallest dimension of at least 2 mm; and whereby the surface areas of the holes through the first layer (36), or of the indentations in the first layer (36), are less than the corresponding surface areas of the holes in or through the second layer (37).

La présente invention concerne un article absorbant (10) comprenant une feuille postérieure (12) et une sous-couche (30) de stockage d'acquisition de liquide et de déjections, qui comprend au moins une première couche d'acquisition (36) et une deuxième couche d'acquisition (37), cette deuxième couche d'acquisition (37) étant placée entre la feuille postérieure (12) et la première couche d'acquisition (36). Cette sous-couche (31) comprend une ou plusieurs zones avec une pluralité de trous combinés (31), étant formée soit au moins par des trous à travers de cette première couche d'acquisition (36) et des trous pénétrant ou traversant cette deuxième couche d'acquisition (37), soit au moins par des trous pénétrant ou traversant cette deuxième couche d'acquisition (37) et des indentations dans cette première couche d'acquisitions (36). Cet article (10), possède une deuxième couche d'acquisition (37) comprenant des fibres partiellement soudées ou non soudées, ces trous combinés (31) possédant une dimension moyenne la plus petite de moins de 2 millimètres et les zones de surface des trous à travers la première couche (36), ou les indentations dans la première couche (36) étant inférieurs aux zones de surface correspondantes des trous pénétrants ou traversant la deuxième couche (37).

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