Biaxially stretchable outer cover for an absorbent article

Biaxially stretchable outer cover for an absorbent article

  • CN 101,460,123 A
  • Filed: 06/06/2007
  • Published: 06/17/2009
  • Est. Priority Date: 06/07/2006
  • Status: Active Application
First Claim
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1. outer covering piece that is used for absorbent article, described outer covering piece comprises:

  • (a) has first fibrous nonwoven layer of the first number average fibre diameter, the non woven fibre of described ground floor is selected from mixture, bicomponent fibre, elasto-plasticity blend fibers and their combination of elastomeric fibre, Plasitc fibers, elastomeric fibre and Plasitc fibers, described bicomponent fibre and described elasto-plasticity blend fibers each self-contained elastomeric component and plastic component;

    (b) have second fibrous layer less than the second number average fibre diameter of the described first number average fibre diameter, described second fibrous layer is arranged on described first fibrous nonwoven layer;

    With(c) be arranged on polymeric layer on described first or second fibrous layer, described polymeric layer is selected from elastomer layer, ductile bed and comprises elastomeric component and the elasto-plasticity blend layer of plastic component;

    It is characterized in that;

    (i) described outer covering piece comprises at least a in described elastomeric fibre, described elastomeric component and the described elastomer layer;

    (ii) described outer covering piece comprises at least a in described Plasitc fibers, described plastic component and the described ductile bed;

    And(iii) described elastomeric fibre, described elastomeric component and described elastomer layer comprise elastomer independently of one another, and described elastomer is selected from the combination of elastomeric polypropylene and elastomeric polypropylene and styrene block copolymer.

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