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Absorbent article having improved dry/wet integrity

  • US 5,833,678 A
  • Filed: 01/22/1996
  • Issued: 11/10/1998
  • Est. Priority Date: 07/26/1993
  • Status: Expired due to Term
First Claim
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1. An absorbent article comprising:

  • a) a liquid pervious topsheet;

    b) a liquid impervious backsheet joined to said topsheet;

    c) an absorbent core comprising one or more absorbent layers comprising hydrophilic fibers, said absorbent core and layers thereof having side edges and end edges, said absorbent core being positioned between said topsheet and said backsheet; and

    d) a primary core integrity layer comprising a continuous mesh of strands of thermoplastic material in substantially random orientation and having adhesive properties, said primary core integrity layer enveloping at least a portion of one of said edges of at least one of said absorbent layers and being joined to said topsheet by the adhesive properties of said primary core integrity layer, said primary core integrity layer being positioned between said absorbent core and said backsheet;

    wherein said thermoplastic material is a hot-melt, high wet strength adhesive having a Wet Peel Strength of at least about 4 g/cm.

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