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Differential Scanning Calorimetry (DSC)

Differential Scanning Calorimetry (DSC)

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<strong>DSC</strong>: Effect of Heating Rate<br />

on Indium Melting Temperature<br />

Heat Rate Onset Peak ∆H<br />

Onset<br />

Variation<br />

to 10°C/min<br />

2°C/min 156.49°C 156.61°C 28.46 J/g -0.12°C<br />

5 156.54 156.75 28.45 -0.07<br />

10 156.61 156.87 28.46 0<br />

20 156.76 157.08 28.44 +0.15<br />

<strong>DSC</strong>: Polymer Sample w/Internal<br />

Temperature Calibration Material<br />

2 Layers<br />

of Polymer<br />

Film<br />

Melting Point<br />

Standard, e.g.<br />

Indium<br />

Typical weight of polymer sample is 10mg<br />

(2 films at 5mg each) with 1-3mg of Indium

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