Melt spinning process for acrylonitrile polymer fiber-three or m

Details Melt spinning process for acrylonitrile polymer fiber-three or m Melt spinning process for acrylonitrile polymer fiber-three or m

1981-07-09

1983-04-05

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

2642107, 264342R, D01F 700

Patent

active

043791131

ABSTRACT:
Extrusion of a single phase melt of acrylonitrile polymer and water directly into a steam-pressurized solidification zone and stretching the nascent extrudate in at least three stages while it remains within the solidification zone provides fiber which is readily relaxed.

REFERENCES:
patent: 4301107 (1981-11-01), Kreahling et al.
patent: 4303607 (1981-12-01), DeMaria et al.

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