Process for preparing drawn filament yarns

Details Process for preparing drawn filament yarns Process for preparing drawn filament yarns

1989-10-12

1991-12-03

Lorin, Hubert C.

Plastic and nonmetallic article shaping or treating: processes

With twining, plying, braiding, or textile fabric formation

264129, 264130, 264134, 264136, 2642103, 2642108, 264233, 26421114, 26421115, D01F 662, D01F 1104

Patent

active

050698460

ABSTRACT:
Drawn polyester multi-filament yarns, preferably prepared by a coupled process of spin-drawing, and of fabrics and garments thereof, are prepared by an improved process involving treatment of freshly-extruded polyester filaments with caustic in the spin-finish, so as to improve moisture-wicking properties.

REFERENCES:
patent: 3110617 (1963-11-01), Scott
patent: 4316724 (1982-02-01), Minemura et al.
patent: 4396389 (1983-08-01), Loffren
Herman Ludewig, Polyester Fibres-Chemistry and Technology 1964, Engl Transl 1971, John Wiley & Sons Ltd, pp. 387-389.

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