High-DPF yarns with improved fatigue

Details High-DPF yarns with improved fatigue High-DPF yarns with improved fatigue

2007-09-04

2007-09-04

Hurley, Shaun R. (Department: 3765)

Textiles: spinning, twisting, and twining

Strand structure

Multifilament yarns

Reexamination Certificate

active

10996203

ABSTRACT:
A product includes a dimensionally stable polymeric multifilament yarn having a decitex per fiber count DPF of at least 7.5 and a fatigue strength retention FR, wherein preferred yarns are spun and drawn such that FR increases when DPF increases. Particularly preferred yarns are fabricated from poly(ethylene terephthalate) and have a DPF of between 10 and 20.

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