School of Civil Engineering

OTH10

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Material description

Material ID: OTH10

Material type: Polycarbonate sheet.

Polymer: Polycarbonate (100%)

 

Table 1. Estimated mass concentration of compounds.
CompoundMass Concentration (%)
Polycarbonate (PC)100

A. Material composition identification

A.1 Attenuated total reflection – Fourier transform infrared spectroscopy (ATR-FTIR)

Table 2. FTIR compound identification.
Identified Compounds
Polycarbonate (PC)
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Figure 1 . FTIR spectra: Absorbance percentage versus wavenumber from the sample.
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Figure 2. FTIR spectra: Absorbance percentage versus wavenumber from the sample and the identified compounds.

B. Thermogravimetric analysis

Table 3. Mass fraction of residue after thermal decomposition.
ConditionFraction of mass residue at 800°C
Non-oxidative (nitrogen)0.22
Oxidative (air)0.01
Table 4. Temperature and amplitude of main peaks in non-oxidative conditions.
Peak IDTemperature peak (°C)Amplitude of peak (°C-1)
Peak 15231.789 x 10-2
Table 5. Temperature and amplitude of main peaks in oxidative conditions.
Peak IDTemperature peak (°C)Amplitude of peak (°C-1)
Peak 15131.338 x 10-2
Peak 26342.92 x 10-3
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Figure 4. Normalised mass (solid line) and derivative of the normalised mass (dashed line) in 150 ml min-1 of nitrogen and a heating rate of 20°C min-1.
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Figure 5. Normalised mass (solid line) and derivative of the normalised mass (dashed line) in 150 ml min-1 of air and a heating rate of 20°C min-1 .