Pelletizable, rapid and cool burning solid nitrogen gas generant
First Claim
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1. A solid nitrogen gas generant consisting of 60 to 80 weight percent alkali metal azide, 2 to 35 weight percent oxide selected from the group consisting of iron oxide, cobalt oxide, nickel oxide, palladium oxide, silicon oxide and mixtures thereof, 2 to 26 weight percent molybdenum disulfide and up to 6 weight percent sulfur.
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Abstract
Mixtures of alkali metal azides, metal and metalloid oxides, molybdenum disulfide and optionally sulfur are easily pressed into pellets, are rapid, stable and cool burners and give high purity cool nitrogen gas. The compositions are useful in applications such as automotive crash bag inflators and the like.
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7 Claims
- 1. A solid nitrogen gas generant consisting of 60 to 80 weight percent alkali metal azide, 2 to 35 weight percent oxide selected from the group consisting of iron oxide, cobalt oxide, nickel oxide, palladium oxide, silicon oxide and mixtures thereof, 2 to 26 weight percent molybdenum disulfide and up to 6 weight percent sulfur.
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7. An improved nitrogen gas generator based on alkali metal azides containing reactants for combination with the free alkali metals liberated by decomposition of alkali metal azides to produce nitrogen, wherein the improvement comprises the reactants for combination with said free alkali metals being a mixture of:
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(a) oxides selected from the group consisting of iron oxides, cobalt oxide, nickel oxide, palladium oxide, silicon oxide and mixtures thereof; (b) molybdenum disulfide; and (c) sulfur.
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Specification