Multi-lobal composite filaments with reduced stainability

Details Multi-lobal composite filaments with reduced stainability Multi-lobal composite filaments with reduced stainability

1994-06-20

1995-08-29

Edwards, N.

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

428373, 428376, 428397, 428398, D02G 300

Patent

active

054458846

ABSTRACT:
A multi-lobal composite filament with reduced stainability having a polyamide core being substantially free of amine end-groups and being surrounded by a sheath of a hydrophobic polymer of aromatic polyesters, aliphatic polyesters, polyethylene, polymethylpentent, polybutene, polymethyl butene and copolymers thereof, wherein the weight ratio between core and sheath is from about 2:1 to about 10:1. These filaments are particularly useful to the manufacture of carpets.

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