Flame retardant polyamide fabrics

Details Flame retardant polyamide fabrics Flame retardant polyamide fabrics

1990-06-25

1992-05-19

Cannon, James C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

81157, 81281, 811564, 252608, 428272, 428920, C09K 2108, D06M 1157, D06M 1321

Patent

active

051147866

ABSTRACT:
An improved method for flame retarding a synthetic polyamide or blend fabric thereof comprises treatment with a solution of an ionizable tetrabromophthalate together with an electrolyte, such as magnesium sulfate, acidified to pH 2 such as with sulfuric or sulfamic acid. The treated fabric shows useful resistance to washing.

REFERENCES:
patent: 3772067 (1973-11-01), Alderson
patent: 3927962 (1975-12-01), Friedman et al.
patent: 4277379 (1981-07-01), Hermann et al.
patent: 4302203 (1981-11-01), Hermann et al.
patent: 4447242 (1984-11-01), Beniser
Friedman et al., Textile Research Journal 44 (12) 994-6 (1974).

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