Absorbent article having improved adhesive system to provide...

A - Human Necessities – 61 – F

Patent

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Details

A61F 13/56 (2006.01)

Patent

CA 2378596

An absorbent article, such as a diaper, a sanitary napkin, a panty liner, an adult incontinence device, a bandage, or the like is provided which has: a) a liquid pervious topsheet defining a body-facing side of the absorbent article; b) a liquid impervious backsheet joined to the topsheet and defining a garment- facing side of the absorbent article; c) an absorbent layer being positioned between the topsheet and the backsheet; and d) an adhesive system located on the backsheet. The adhesive system comprises a plurality of three-dimensional protrusions which are deformable into a substantially two-dimensional configuration and an interconnected network of adhesive surrounding the protrusions which is protected from inadvertent contact with external surfaces until the three-dimensional protrusions are deformed into a substantially two- dimensional configuration. The absorbent article preferably includes a plurality of flaps which may themselves preferably include an adhesive system, and the backsheet of the absorbent article is preferably breathable.

L'invention concerne un article absorbant, tel qu'une couche, une serviette hygiénique, un protège-slip, un dispositif d'incontinence pour adultes, une bande, ou autre article semblable, comprenant a) une feuille supérieure perméable définissant un côté de l'article absorbant orienté vers le corps; b) une feuille inférieure jointe à la feuille supérieure et définissant un côté de l'article absorbant orienté vers le vêtement; c) une couche absorbante positionnée entre la feuille supérieure et la feuille inférieure; et d) un système adhésif situé sur la feuille inférieure. Le système adhésif comprend plusieurs saillies tridimensionnelles déformables selon une configuration sensiblement bidimensionnelle, et un réseau interconnecté d'adhésif entourant les saillies, protégé de tout contact par inadvertance avec des surfaces externes jusqu'à ce que les saillies tridimensionnelles se déforment selon une configuration sensiblement bidimensionnelle. L'article absorbant comprend, de préférence, plusieurs rabats pouvant eux-mêmes inclure, de préférence, un système adhésif, et la feuille inférieure de l'article absorbant est, de préférence, perméable à l'air.

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