Slow combustion pyrotechnic composition
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United States of America Patent
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Apr 20, 2004
Grant Date -
Nov 7, 2002
app pub date -
Apr 23, 2002
filing date -
Sep 27, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a slow combustion composition for long duration pyrotechnic delays. It comprises an oxidant of the perchlorate type according to a percentage in mass of between 75 to 91%, a reductant selected from among the aromatics according to a percentage in mass of between 5 to 20%, 0 to 6% of a binder and 0 to 5% in mass of a nanometric silica powder. Application to the manufacture of cords or fuses for delays having a combustion rate of around 1 mm/s.
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