Absorbent article comprising an elastic laminate

A - Human Necessities – 61 – F

Patent

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Details

A61F 13/15 (2006.01) A61F 13/51 (2006.01) A61F 13/551 (2006.01) D04H 1/42 (2006.01)

Patent

CA 2569305

A pant type absorbent article such as a pant diaper, a sanitary pant or incontinence pant, said article having a core region (3) comprising an absorbent core (2) and a chassis region (4) surrounding the core region. The article at least in part of the chassis region comprises a outer coversheet (10) in the form of an elastic laminate (11) having puncture resistance of at least 15N, wherein the laminate is composed of first and second layers of fibrous material (12a, 12b) and an elastic film layer (13) located between said first and second fibrous layers and in which at least one of the layers of fibrous material (12a, 12b) has an elongation at maximum load greater than the elasticity of the elastic laminate (11).

L'invention porte sur un article absorbant de type culotte tel qu'une couche-culotte, une culotte périodique ou une culotte pour incontinence, cet article présentant une région centrale (3) comprenant un coeur absorbant (2) et une région châssis (4) entourant la région centrale. L'article, au moins dans la partie de la région châssis, comprend une feuille de couverture extérieure (10) se présentant sous la forme d'un stratifié élastique (11) ayant une résistance à la perforation d'au moins 15N. Le stratifié est composé de première et seconde couches de matière fibreuse (12a, 12b) et d'une couche de film élastique (13) placée entre les première et seconde couches fibreuses et dans lequel au moins une des couches de matière fibreuse (12a, 12b) a un allongement, à une charge maximum, supérieur à l'élasticité du stratifié élastique (11).

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