Copoly(p-phenylene terephthalamide/2,6-naphthalamide)aramid yarn

Details Copoly(p-phenylene terephthalamide/2,6-naphthalamide)aramid yarn Copoly(p-phenylene terephthalamide/2,6-naphthalamide)aramid yarn

1986-09-16

1987-10-06

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

4284744, 4284747, 4284749, 528348, C08G 6932

Patent

active

046984143

ABSTRACT:
Yarns of copoly(p-phenylene terephthalamide/2,6-naphthalamide) are disclosed which exhibit toughness and tenacity greater than the toughness and tenacity of yarns of poly(p-phenylene terephthalamide) having the same dimensions and made by the same process.

REFERENCES:
patent: 3671542 (1972-06-01), Kwolek
patent: 3767756 (1973-10-01), Blades
patent: 3819587 (1974-06-01), Kwolek
patent: 3869429 (1975-03-01), Blades

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