Liquid-permeable topsheet for body fluids absorbent article...

A - Human Necessities – 61 – F

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A61F 13/15 (2006.01) A61F 13/46 (1995.01) A61F 13/52 (1995.01)

Patent

CA 2246358

A topsheet for a body fluids absorbent article is made of thermoplastic synthetic fibers mechanically entangled so as to extend substantially in a desired one direction and formed with liquid-permeable openings. The openings comprise a first group of openings each having a substantially oval shape defined by its major axis extending substantially in parallel to the direction in which the fibers extend and its minor axis extending orthogonally to the major axis and a second group of openings each having a substantially oval shape defined by its minor axis extending substantially in parallel to the direction in which the fibers 11 extend and its major axis extending orthogonally to the minor axis.

Couche supérieure pour article absorbant de liquides organiques. Cette couche est composée de fibres synthétiques thermoplastiques, enchevêtrées mécaniquement pour s'étendre essentiellement dans une certaine direction, et comporte des ouvertures perméables à l'eau. Ces ouvertures comprennent un premier groupe d'ouvertures ayant chacune une forme essentiellement ovale étant définie par son axe principal s'étendant essentiellement en parallèle au sens des fibres, ainsi que par son axe secondaire s'étendant orthogonalement par rapport à l'axe principal. Les ouvertures comprennent également un second groupe d'ouvertures ayant chacune une forme essentiellement ovale étant définie par son axe secondaire s'étendant essentiellement en parallèle au sens des fibres (11), ainsi que par son axe principal s'étendant orthogonalement par rapport à l'axe secondaire.

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