Patent · US Expired

Spunbond loop material for hook and loop fastening systems

US5669900A · kind A · utility

123Cited by
15References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 3, 1994
Grant dateSep 23, 1997
Priority date
Expiry dateNov 3, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24017
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A loop material for a hook and loop fastening system composed of: 1) a backing material; and 2) a layer of a nonwoven spunbond web attached to the backing material, the nonwoven spunbond web comprising a plurality of continuous intertwined filaments, each having a diameter of about 25 to about 100 microns, the plurality of filaments laid randomly to define a plurality of intertwined loop springs, each having a diameter of about 0.5 to about 3 millimeters.

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