Absorbent articles having reduced rewet with distribution materials positioned underneath storage material
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United States of America Patent
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Apr 13, 2004
Grant Date -
N/A
app pub date -
Oct 25, 2000
filing date -
Apr 28, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to an absorbent article, such as for use in hygienic applications, which has an ultimate fluid storage region, and a fluid distribution region positioned between the ultimate storage region and the garment oriented surface of the article, which is in fluid communication with the ultimate fluid storage region, whereby the ultimate fluid storage region comprises material which has a Capillary Sorption Desorption Capacity at 100 cm (CSDC 100) of at least 10 g/g. Further, the liquid distribution layer comprises material having a Capillary Sorption Absorption Height at 30% of its maximum capacity (CSAH 30) of at least 25 cm. The total article provides a reduced tendency for rewetting. Particularly suitable distribution material for the present invention can be foam materials, preferably polymeric foam derived from high internal phase water-in-oil emulsions.
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