High impetus, high burn rate gas generant propellant and seatbelt pretensioner incorporating same
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United States of America Patent
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Nov 15, 2005
Grant Date -
Sep 15, 2005
app pub date -
Mar 13, 2003
filing date -
Mar 13, 2003
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Abstract
Gas generating compositions having a fuel preferably comprising a mixture of 5-aminotetrazole (5-AT), azodicarbonamide (ADCA), an oxidizer, and a superfine metal powder burn rate enhancer such as nano-aluminum, for use in automotive seatbelt pretensioners and other suitable applications requiring high impetus, high rate of gas generation. Also, methods of making these compositions, and devices incorporating them such as seatbelt pretensioners.
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