Patent ID: 7850672
Filing Date: 2010-12-14
Classification: A61F

Abstract:
1. An absorbent article comprising a longitudinal direction, a transverse direction, a liquid permeable upper surface, a liquid impermeable lower surface, and an absorbent structure arranged between the liquid permeable upper surface and the liquid impermeable lower surface, which article in the longitudinal direction has a crotch portion and two end portions, wherein the absorbent structure comprises an acquisition layer and at least one first storage layer, wherein said first storage layer comprises at least 50 percent by weight of a super absorbent material calculated on the total weight of the first storage layer, wherein the first storage layer in a dry condition has a density exceeding 0.4 g/cm 3 , and said first storage layer in the crotch portion of the absorbent structure has at least one longitudinally extending aperture having a longitudinal dimension in the longitudinal direction of the article that is greater than a transverse dimension in the transverse direction of the article, the aperture extending through an entire thickness of the first storage layer, wherein the first storage layer has a first surface facing the liquid permeable upper surface of the article, and a second surface facing away from the liquid permeable surface of the article, wherein the first storage layer lies between the acquisition layer and the liquid permeable upper surface.