Flame resistant fiber blends

Details Flame resistant fiber blends Flame resistant fiber blends

1974-10-30

1977-03-29

Czaja, Donald E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

8 21B, 8116P, 8171, 260 9, 260 173, 260 457P, 260841, 260849, 260850, 260851, 260856, 260857PE, 260857F, 260857UN, 260DIG24, C08L 102

Patent

active

040148297

ABSTRACT:
A flame-resistant blend of textile fibers comprising (a) from about 20 to 40% by weight of a normally flammable textile fiber aesthetically suitable for wearing apparel and (b) from about 60 to 80% by weight of poly-(metaphenylene isophthalamide) fiber containing distributed substantially throughout its whole interior a finely divided cross-linked reaction product of at least 5% by weight (unreacted basis) of a tetrakis hydroxymethyl phosphonium compound and a resin containing active hydrogen.

REFERENCES:
patent: 3063966 (1962-11-01), Kwolek
patent: 3480582 (1969-11-01), Brooks
patent: 3692867 (1972-09-01), Mayer et al.
patent: 3738804 (1973-06-01), Snider
Chem. Absts. 79:20257y, "Flame-Retardant---guanidines," Nachbur.
Chem. Absts. 79:20256x, "Flame-Retardant- --products," Nachbur.
Chem. Absts. 71:22869h, "Flame-Resistant---compounds," Evans.

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