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US 4,908,160 AGranted
Fire retardant composition
AssigneeTag Investments, Inc.
InventorDerek A. Thacker
Life of this patent
Estimating the term…
Abstract
An anhydrous flame retardant composition comprising diammonium hydrogen phosphate, disodium hydrogen phosphate, ammonium dihydrogen phosphate, ammonium hydrogen phosphate, sodium hydrogen carbonate and a surfactant. The composition can be made up into an aqueous solution and used to impregnate textile materials to impart flame retardancy thereto.
Claims2
A fire-retardant composition suitable for use in or in association with natural or synthetic materials comprising a mixture of:
- (a) about one part by weight diammonium hydrogen phosphate;
- (b) about 0.11 to about 0.19 parts by weight disodium hydrogen phosphate;
- (c) about 1.6 to about 2.1 parts by weight ammonium dihydrogen phosphate;
- (d) about 1.0 to about 1.5 parts by weight ammonium hydrogen phosphate;
- (e) about 0.35 to about 0.58 parts by weight sodium hydrogen carbonate;
- and
- (f) about 0.025 to about 0.083 parts by weight surfactant.
4 more elements
Dependencies are inferred from the claim text.