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Untitled - Sciencemadness Dot Org

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NQ<br />

56<br />

5.6 Heats of Combustion and Formation at 25’XLe<br />

AH;<br />

(kcal/mole)<br />

-210.4<br />

5.7 Thermal Decomposition Kinetics.loJ1<br />

AH;<br />

(kcal/mole)<br />

-20.29<br />

Decomposition energy 500 Cal/g<br />

Activation energy 20.9 kcal/mole<br />

Pre-exponential factor 2.84 x lO’/s<br />

5.8 Other Thermal Stability Test Results.<br />

Source<br />

Ref. 10 Ref. 11<br />

Test Results<br />

___<br />

57.1 kcal/mole<br />

8.75 x 1022/s<br />

Vacuum Gas evolved after 48 h<br />

at 120°C (ml/g)<br />

NQ per MIL-N-494A<br />

Water recrystallized HBD NQ<br />

DMF recrystallized HBD NQ<br />

DTA and pyrolysis<br />

Critical temperature, Tm<br />

Charge radius, a<br />

Density, p<br />

0.0-1.0<br />

1.4-3.6<br />

0.6-1.2<br />

See Fig. 2<br />

198°C<br />

3.9 mm<br />

1.63 g/cm3

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