Patent · US Expired

Non-woven fabric

US4483897A · kind A · utility

21Cited by
5References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 23, 1984
Grant dateNov 20, 1984
Priority date
Expiry dateApr 23, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/652
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Non-woven fabrics having light weight, high strength, soft hand and not having any waxy feeling is provided by subjecting fiber admixture to heat treatment, which fiber admixture is composed of foamed fiber, heat adhesive fiber and other kinds of fibers if necessary.

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