Fire retardant concentrates and methods
OwnerGlenn A. Pearsoninventor
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Abstract
There is disclosed a flame retardant composition suitable for application to a variety of textile and textile related products. The formulation is a water based liquid polymeric concentrate comprising about 35-65 parts of ammonium phosphate, about 10-30 parts of ammonium sulfate, about 40-60 parts of an alkanolamine, about 40-60 parts of phosphoric acid, about 20-40 parts of an aldehyde, in 100-140 parts by weight of water.
Claims15
A concentrate comprising the reaction product of (a) about 35-65 parts by weight of ammonium phosphate, (b) about 10-30 parts by weight of ammonium sulfate, (c) about 40-60 parts by weight of an alkanolamine, (d) about 40-60 parts by weight of phosphoric acid, and (e) about 20-40 parts by weight of an aldehyde, said concentrate being contained in about 100-140 parts of water and forming flexible, hard non-burning coatings on substrates.
Dependencies are inferred from the claim text.