Process for preparing slub yarns

Details Process for preparing slub yarns Process for preparing slub yarns

1978-01-11

1982-04-13

Kendell, Lorraine T.

Textiles: spinning, twisting, and twining

Apparatus and processes

With drafting

57209, 57254, 57256, 57317, 428359, 428373, 428399, D02G 300, D02G 334

Patent

active

043240950

ABSTRACT:
Slub yarns are prepared by adding 10-50% by weight 0.25 to 1 in. long bicomponent acrylic fibers having a density of about 1.0 to 1.17 g/cm.sup.3 and an equilibrium crimp reversibility of at least about 20% with staple fibers during or before carding and processing to a slub containing spun yarn in a conventional manner.

REFERENCES:
patent: 3007227 (1961-11-01), Moler
patent: 3038237 (1962-06-01), Taylor, Jr.
patent: 3038238 (1962-06-01), Wu
patent: 3038239 (1962-06-01), Moulds
patent: 3038240 (1962-06-01), Kovarik
patent: 3039524 (1962-06-01), Belck et al.
patent: 3092892 (1963-06-01), Ryan, Jr. et al.
patent: 3103098 (1963-09-01), Dyer
patent: 3161011 (1964-12-01), Humphreys
patent: 3350872 (1967-11-01), Gorrafa
patent: 3429017 (1969-02-01), Holfeld
patent: 3626684 (1971-12-01), Hovis
patent: 3663676 (1972-05-01), Lulay
patent: 3841078 (1974-10-01), Hartsog

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