White propellant compositions
AssigneeHodgdon Powder Company, Inc.
InventorsG Dean Barrett, Terry M Dielh, Thomas W Bowen
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Abstract
Sulfur-free and carbon-free, white propellant compositions for use as a blackpowder substitute in firearms, munitions, and pyrotechnics to form combustion byproducts that are water soluble and are free of corrosive sulfur compounds and black carbon residues. Formulations include a fuel agent selected from the group consisting of sodium benzoate, lactose, sodium salicylate, sodium m-nitrobenzoate, and mixtures thereof. The fuel agent is combined with dextrin, potassium nitrate, potassium perchlorate, and tricalcium phosphate. Dicyanodiamide may be incorporated in the formulation as a burn rate modifier.
Claims14
A white propellant composition free of elemental sulfur and elemental carbon, said composition consisting of a fuel agent select from the group consisting sodium benzoate and sodium m-nitrobenzoate and mixtures thereof, dextrin, present in the range of 4 to 8 percent by weight, potassium nitrate, potassium perchlorate and tricalcium phosphate present in the range of 0.1 to 0.7 percent by weight.
A white propellant composition free of elemental sulfur and elemental carbon, said composition consisting of a fuel agent select from the group consisting sodium benzoate and sodium m-nitrobenzoate and mixtures thereof, dextrin, potassium nitrate, potassium perchlorate, tricalcium phosphate, and dicyanodiamide.
Dependencies are inferred from the claim text.