Stock material or miscellaneous articles – Pile or nap type surface or component
Patent
1995-04-18
1995-11-07
Edwards, N.
Stock material or miscellaneous articles
Pile or nap type surface or component
428 92, 428397, B32B 302
Patent
active
054646766
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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Hoyt Matthew B.
Wilson Phillip E.
BASF Corporation
Edwards N.
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