Fibres and yarns from a blend of aromatic polyamides

D - Textiles – Paper – 01 – F

Patent

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400/5802

D01F 6/90 (2006.01)

Patent

CA 1337133

Fibres consisting wholly or substantially of a mixture of poly-p-phenylene terephthalamide and an aromatic copolyamide. They display an improved tensile strength and elongation at break if the mixture contains, as the copolyamide, (2-25% b.w. of) a polycondensation product of terephthalic acid, p-phenylene diamine and a monomer selected from the group consisting of piperazine, benzidine and 1,4-diamino anthraquinone. The fibres are particularly suitable for use in the manufacture of tyre yarn.

581778

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