Composition for generating smoke
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United States of America Patent
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Jul 2, 2002
Grant Date -
N/A
app pub date -
Sep 30, 1999
filing date -
Mar 13, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A composition for generating smoke, consisting essentially of at least one chlorine compound having a chlorine content of at least 56% by weight of the chlorine compound, and a mixture of at least one metal oxide and at least one metal. The metal oxide is an alkaline-earth metal oxide and the metal is an alkaline-earth metal. The molar fraction of alkaline-earth metal, based on the total number of moles of alkaline-earth metal and alkaline-earth metal oxide, is between 0.33 and 0.67. Preferably, the chlorine compound is hexachloroethane. Also preferably, the molar fraction of the mixture of alkaline-earth metal and alkaline-earth metal oxide in the composition is between 0.37 and 0.91. The alkaline-earth metal comprises particles having an average size of 50-100 .mu.m and particles having an average size of 150-300 .mu.m.
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