Fire retardant fabrics and method for preparation thereof

Bleaching and dyeing; fluid treatment and chemical modification – Chemical modification of textiles or fibers or products thereof – Cellulose fibers

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427390D, 428921, D06M 100

Patent

active

040280535

ABSTRACT:
A process for rendering cellulose and cellulose containing fabrics fire resistant by first impregnating the fibers with a solution of an aminoplast resin, an acid and an effective amount of a dialkyl phosphono methylol alkylamide to produce fire retardancy in the resulting fabric having the formula ##STR1## wherein R is lower alkyl having 1 to 6 carbon atoms and x is an integer from 1 to 3 and polymerizing the resin while the fibers are wet and swollen. The fabric is then cured, washed and dried. The fabric obtained from this process possesses high fire-retardancy values, soft hand, and tensile values similar to that of the untreated fabric.

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patent: 3421923 (1969-01-01), Guth
patent: 3523033 (1970-08-01), Verburg et al.
patent: 3546006 (1970-12-01), Verburg et al.
patent: 3577270 (1971-05-01), Guth et al.
patent: 3754981 (1973-08-01), Nachbur et al.
patent: 3936562 (1976-03-01), Duke et al.

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