Preparation of amorphous ultra-high-speed-spun polyethylene tere

Details Preparation of amorphous ultra-high-speed-spun polyethylene tere Preparation of amorphous ultra-high-speed-spun polyethylene tere

1982-03-18

1984-01-10

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

57288, 264178F, 264237, D01D 512

Patent

active

044252935

ABSTRACT:
Spinning of polyethylene terephthalate yarn at speeds in excess of 5000 meters per minute and rapid quenching produces highly oriented, amorphous yarn that gives enhanced bulk on texturing.

REFERENCES:
patent: 2604667 (1952-07-01), Hebeler
patent: 3002804 (1961-10-01), Kilian
patent: 3549597 (1970-12-01), Kitson et al.
patent: 3771307 (1973-11-01), Petrille
patent: 3772872 (1973-11-01), Piazza et al.
patent: 3946094 (1976-03-01), Kanetsuna et al.
patent: 4134882 (1979-01-01), Frankfort et al.
Journal of Applied Polymer Science, vol. 22, pp. 2229-2243 (1978).

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