Process for producing cross-sectionally stable, hygroscopic fibe

Details Process for producing cross-sectionally stable, hygroscopic fibe Process for producing cross-sectionally stable, hygroscopic fibe

1980-11-24

1984-03-20

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

428398, D01F 618

Patent

active

044380607

ABSTRACT:
Hygroscopic filaments or fibers with a core-jacket structure of hydrophobic, filament-forming synthetic polymers having a water retention capacity of at least 10% and having uniform round to oval cross-sectional profiles are obtained by a dry-spinning process which comprises addition of a substance to the spinning solvent which

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