Patent · US Expired

Fiber having high density and roughened surface

US4745027A · kind A · utility

13Cited by
8References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 25, 1986
Grant dateMay 17, 1988
Priority date
Expiry dateAug 25, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2927
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

There is provided an improved polyester fiber said improvement comprising (a) said fiber containing a density increasing amount of particles having a specific gravity higher than the polyester polymer from which the fiber is made and (b) a roughened surface thereby providing improved drape and silhouette to woven and knitted fabrics made therefrom.

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