FORMULATION OF FIRE-PROOFING FINISHING OF CELLULOSE-CONTAINING TEXTILE MATERIALS Russian patent published in 2003 - IPC

FIELD: fire-proof materials. SUBSTANCE: formulation that can be used for fire-proofing finishing of woven and nonwoven materials made from cotton, linen, their mixtures or their mixtures with polyester materials contains product of reaction of acidic phosphorus-containing compound with nitrogen- containing compound, direct, active, or acid dye, and/or trisodium phosphate, said of acidic phosphorus-containing compound being, individually or in mixtures, nitrilotrimethylphosphonic acid, orthophosphoric acid, mono or diammonium phosphate and said nitrogen-containing compound being urea. EFFECT: increased fire-proofing capacity and resistance to wet treatments. 1 tbl, 29 ex