Bulky flat yarn of silky touch and a process for manufacturing t

Details Bulky flat yarn of silky touch and a process for manufacturing t Bulky flat yarn of silky touch and a process for manufacturing t

1984-08-31

1989-06-06

Mackey, Robert R.

Textiles: spinning, twisting, and twining

Strand structure

Multifilament yarns

28220, D02G 304, D02J 104, D02J 106

Patent

active

048359564

ABSTRACT:
A process for manufacturing a bulky flat yarn comprising: preparing at least two kinds of thermoplastic synthetic undrawn yarns having different natural draw ratios, respectively; simultaneously drawing said prepared yarns at a draw ratio which is equal to or larger than the smallest natural draw ratio of the yarns and which is equal to or smaller than the largest natural draw ratio; and releasing drawing tension in the yarns after they are drawn. The yarns are mixed by means of an interlacing air nozzle before or after they are drawn.

REFERENCES:
patent: 3423809 (1969-01-01), Schmitt
patent: 3803282 (1974-04-01), Hamana et al.
patent: 3892021 (1975-07-01), Izawa et al.
patent: 3946468 (1976-03-01), Satterwhite
patent: 4153660 (1979-05-01), Reese
patent: 4295329 (1981-10-01), Windley

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