Differential Scanning Calorimetry (DSC)
Differential Scanning Calorimetry (DSC)
Differential Scanning Calorimetry (DSC)
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Heat Flow (W/g)<br />
Heat Flow (W/g)<br />
<strong>DSC</strong>: Thermoset: Comparison of First<br />
and Second Heating Runs<br />
-0.04<br />
-0.08<br />
-0.12<br />
-0.16<br />
-0.20<br />
-0.24<br />
First<br />
Second<br />
Tg<br />
Tg<br />
155.93°C<br />
102.64°C<br />
20.38J/g<br />
Residual Cure<br />
0 50 100 150 200 250 300<br />
Temperature (°C)<br />
<strong>DSC</strong>: Determination of % Cure<br />
2.0<br />
1.5<br />
1.0<br />
0.5<br />
0.0<br />
<strong>DSC</strong> Conditions:<br />
Heating Rate = 10°C/min.<br />
Temperature Range = -50°C to 250°C<br />
N2 Purge = 50mL/min.<br />
-5.27°C(H)<br />
-12.61°C(H)<br />
NOTE: Curves rescaled and shifted for readability<br />
145.4J/g<br />
54.55 % cured<br />
79.33J/g<br />
75.21 % cured<br />
Under-cured Sample<br />
Optimally-cured Sample
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