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Enhanced thermal and ignition stability azide gas generant

  • US 5,223,184 A
  • Filed: 02/06/1991
  • Issued: 06/29/1993
  • Est. Priority Date: 08/06/1990
  • Status: Expired due to Fees
First Claim
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1. In a gas generant pellet or tablet made of a wet-blended and dried mixture of solid ingredients comprising a generant azide and an oxidizer/reactant therefor, the improvement wherein said mixture contains impurity or contaminant metal ions selected from the group consisting of Ca, Mg, Pb, Fe, Mn, Cu and mixtures thereof, each of said metal ions being in a concentration level below about 25 ppm, thus avoiding hazardous concentration levels of unstable azide compounds corresponding to said metal ions.

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