Nouveaux fils polyamides à deux constituants

摘要

A composite yarn comprising (a) hexamethylene polyadipamide and (b) a ternary copolyamide prepared from hexamethylenediammonium adipate, hexamethylenediammonium terephthalate and an additional salt derived from an aliphatic dicarboxylic acid containing six to 12 carbon atoms and a hexamethylenediamine or a cycloalkane diamine has a latent crimp which can be developed by heat and is particularly suitable for use in the manufacture of hosiery.