Process for producing low pilling textile fiber and product of t

Details Process for producing low pilling textile fiber and product of t Process for producing low pilling textile fiber and product of t

1981-03-16

1982-11-16

Woo, Jay H.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

2642108, 2642356, 528309, C08G 6346

Patent

active

043595570

ABSTRACT:
Process for manufacturing polyethylene terephthalate fibers having improved low-pilling properties by admixing ethylene glycol with polyethylene terephthalate polymer in extruder and holding the resulting processed fiber at constant length while heatsetting the fiber, and preferably relaxing the fiber up to about 5% while being heatset to a controlled length; and a polyester fiber as made by the process.

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patent: 3448573 (1969-06-01), Glen et al.
patent: 3452132 (1969-06-01), Pitzl
patent: 3808302 (1974-04-01), Dyer et al.
patent: 3892021 (1975-07-01), Izawa et al.
patent: 3998921 (1976-12-01), Kohler et al.
patent: 4003974 (1977-01-01), Chantry et al.
patent: 4025592 (1977-05-01), Bosley et al.
patent: 4043985 (1977-08-01), Vock
patent: 4076783 (1978-02-01), Yasuda et al.

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