Patent · US Expired

Absorbent article comprising edge barriers comprising a liquid absorbent thermoplastic composition

US7462755B2 · kind B2 · utility

5Cited by
63References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 23, 2005
Grant dateDec 9, 2008
Priority date
Expiry dateJan 17, 2026

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F13/475
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

The present invention relates to absorbent articles, typically for feminine protection, comprising a topsheet, a backsheet, an absorbent element positioned between the topsheet and the backsheet, and at least a fluid acquisition/distribution layer. The absorbent article also comprises edge barrier elements for intercepting fluids. The edge barrier elements comprise a liquid absorbent thermoplastic composition comprising a polymeric base material having particles of water-insoluble water-swellable absorbent material dispersed therein, and are comprised between the absorbent core and the at least one fluid acquisition/distribution layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.