Measured Data
Specific Heat
Experiments for specific heat [J/(kg K)], or heat capacity, were conducted using a heat flow meter on unconditioned and dried samples at 10 °C, 20 °C, 30 °C and 40 °C.
Unconditioned
| Temperature (C) | Specific Heat Mean (J/kg-K) | Standard Deviation (J/kg-K) |
|---|---|---|
| 10.0 | 1443.0 | 55.0 |
| 20.0 | 1507.0 | 53.0 |
| 30.0 | 1585.0 | 61.0 |
| 40.0 | 1656.0 | 66.0 |
Thermal Conductivity
Experiments for thermal conductivity [W/(m K)] were conducted using a heat flow meter on unconditioned and dried samples at 15 °C and either 45 °C or 65 °C.
Unconditioned
| Temperature (C) | Conductivity Mean (W/m-K) | Standard Deviation (W/m-K) |
|---|---|---|
| 15.0 | 0.112 | 0.001 |
| 45.0 | 0.121 | 0.001 |
Mass Loss Rate (MLR)
Initial-mass-normalized mass loss rate [1/s] was measured in the simultaneous thermal analyzer experiments at three heating rates: 3 K/min, 10 K/min, and 30 K/min.
Simultaneous Thermal Analyzer
Specific Heat Release Rate
Experiments for specific heat release rate [W/g], were conducted using a micro-scale combustion calorimeter at a heating rate of 30 K/min.
Derived Data
Effective Heat of Combustion (Δhc)
Effective heat of combustion [MJ/kg] is calculated from data collected in micro-scale combustion calorimeter experiments.
Micro-scale Combustion Calorimeter
| Value | R1 | R2 | R3 | Mean | Std. Dev. |
|---|---|---|---|---|---|
| Heat of Combustion (MJ/kg) | 11.01 | 10.84 | 11.5 | 11.12 | 0.28 |
Temperature at Onset of Decomposition
The temperature at onset of decomposition [Tonset] is a derived quantity computed from data collected in simultaneous thermal analyzer experiments.
| 3 °C/min | 10 °C/min | 30 °C/min | |
|---|---|---|---|
| Mean Onset Temperature (°C) | 184 | 207 | 222 |
| Std. Dev. Onset Temperature (°C) | NaN | 4 | 2 |
| Mean Normalized MLR at Onset (1/s) | 4.09e-04 | 4.17e-04 | 3.98e-04 |
| Std. Dev. Normalized MLR at Onset (1/s) | NaN | 0.22e-04 | 0.06e-04 |
| Mean Mass Fraction at Onset | 0.98 | 0.98 | 0.98 |
| Std. Dev. Mass Fraction at Onset | NaN | 0.00 | 0.00 |
| Mean Temperature at end of Decomposition (°C) | 439 | 469 | 485 |
| Std. Dev. Temperature at end of Decomposition (°C) | NaN | 5 | 2 |
Band Averaged Emissivity
Band averaged emissivity was calculated from reflectance measurements conducted with an integrating sphere and Fourier transform infrared spectrometer.
| Source Temperature [K] | Emissivity | Std. Dev. |
|---|---|---|
| 600.0 | 0.898 | 0.003 |
| 800.0 | 0.862 | 0.004 |
| 1000.0 | 0.819 | 0.006 |
| 1200.0 | 0.773 | 0.009 |
| 1400.0 | 0.731 | 0.012 |
| 1600.0 | 0.695 | 0.015 |
| 1800.0 | 0.665 | 0.018 |
| 2000.0 | 0.641 | 0.021 |