Hot feed draw texturing for dark dyeing polyester

Details Hot feed draw texturing for dark dyeing polyester Hot feed draw texturing for dark dyeing polyester

1993-05-04

1995-12-05

Stodola, Daniel P.

Textiles: spinning, twisting, and twining

Apparatus and processes

Twist setting

57282, 57290, 57351, D01H 1328, D01H 1304

Patent

active

054718287

ABSTRACT:
A method for increasing the dyeability of polyester yarn comprising heating the partially oriented yarn to a temperature between its crystallization temperature and its melting point while preventing the partially oriented yarn from shrinking, and immediately thereafter draw texturizing the partially oriented yarn to a desired draw ratio and texturization.

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