Patent · US Expired

Sorbent sheet product

US4650479A · kind A · utility

62Cited by
10References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 4, 1984
Grant dateMar 17, 1987
Priority date
Expiry dateSep 4, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/68
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A sorbent sheet product, particularly useful for disposal diapers, incontinent devices, and sanitary napkins, is provided. The sorbent sheet product comprises a coherent fibrous web that includes entangled blown polymeric fibers and high sorbency, liquid sorbent fibers intermingled with the blown polymeric fibers. The sorbent sheet product may also contain liquid transport fibers.

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