Disposable absorbent articles having low rewet and a reduced evaporation from the core through the topsheet
AssigneeThe Procter & Gamble Company
InventorsMattias Schmidt, Cornelia Sprengard-Eichel, Bruno Johannes Ehrnsperger
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Abstract
Absorbent article, wherein a liquid acquisition/distribution region comprises an evaporation barrier, such as an apertured film and thus exhibits reduced evaporation away from the article in the direction towards the wearer.
Claims10
An absorbent article comprising a topsheet, a backsheet, and an absorbent core interposed between said topsheet and said backsheet, said absorbent article having a periphery, said topsheet and said backsheet extending laterally and longitudinally beyond said absorbent core, thereby surrounding said absorbent core and forming said periphery of said absorbent article, said absorbent core comprising a liquid storage region and a liquid acquisition/distribution region positioned between said liquid storage region and said topsheet, said acquisition/distribution region comprising a first acquisition/distribution layer and a second acquisition/distribution layer with a liquid permeable evaporation barrier layer disposed between said first and said second acquisition/distribution layers, said second acquisition/distribution layer being positioned between the liquid storage region and the evaporation barrier, said barrier layer comprising a three-dimensionally structured formed film material including a first plurality of apertures having individual open areas of more than about 1.4 mm2 and less than about 3.0 mm2 and a second plurality of apertures having a mean aperture size smaller than a mean aperture size of said first plurality of apertures, wherein said article provides an area specific evaporation rate of less than 150 g/m2/hr when submitted to the disclosed Evaporation Rate test.
Dependencies are inferred from the claim text.