Patent · US Expired

Gamma-sterilizable barrier fabrics

US5554437A · kind A · utility

16Cited by
46References
48Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 1995
Grant dateSep 10, 1996
Priority date
Expiry dateMay 26, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/678
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A gamma-sterilizable barrier fabric comprises (1) at least one layer of a gamma-sterilizable nonwoven material comprising cardable multiconstituent staple fibers, at least 50% by weight of the nonwoven material comprising a gamma-sterilizable polymer, and (2) at least one layer of gamma-sterilizable barrier material selected from film, wet-laid fabrics, and melt-blown webs, at least 50% by weight of the barrier material comprising a gamma-sterilizable polymer.

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