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Gas generator method for producing cool effluent gases with reduced hydrogen cyanide content

  • US 4,407,119 A
  • Filed: 03/12/1981
  • Issued: 10/04/1983
  • Est. Priority Date: 05/04/1979
  • Status: Expired due to Fees
First Claim
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1. A process for the generation of a gas having a temperature of less than about 575°

  • C. and less than about 0.7 mole % HCN which comprises;

    (a) compounding and curing a gas generant composition consisting essentially of a binder component, a polynitrate ester plasticizer component, N,N'"'"'-dihydroxyethane diamide, and a HCN scavenger component selected from cupric oxalate, ferrous oxalate, Fe3 O4, or mixtures thereof;

    (b) igniting the gas generant composition of step (a) to generate combustion gases; and

    (c) causing the combustion gases generated in step (b) to pass through a coolant bed of sodium bicarbonate, ammonium tartrate or guanidine carbonate.

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