Drawn polyester yarn having a high tenacity, a high modulus and

Details Drawn polyester yarn having a high tenacity, a high modulus and Drawn polyester yarn having a high tenacity, a high modulus and

1996-02-20

2000-01-18

Edwards, Newton

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

428392, D02G 300

Patent

active

060156163

ABSTRACT:
In the instant invention, drawn yarns, with the following properties, are obtained: tenacity of at least 8.5 gpd; initial modulus of at least 150 gpd/100%; and shrinkage of less than 6%. Alternatively, the yarn may be characterized as: tenacity of greater than 10 gpd; initial modulus of greater than 120 gpd/100%; and shrinkage of less than 6%. These yarns are made by a process directed mainly toward affecting the yarn properties as they are spun.

REFERENCES:
patent: 3616832 (1971-11-01), Shima et al.
patent: 3651198 (1972-03-01), Mitsuishi et al.
patent: 3832436 (1974-08-01), Harris et al.
patent: 3929180 (1975-12-01), Kawase et al.
patent: 5238740 (1993-08-01), Simons et al.

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