Table 5.
TGA results of WPI and WPI hydrolysate.
| Sample | T15 (°C)a | T30 (°C)b | T45 (°C)c | T60 (°C)d | T75 (°C)e | Char Yield (%)f |
|---|---|---|---|---|---|---|
| WPI | 252.84 | 306.61 | 332.27 | 365.46 | 451.53 | 20.17 |
| WPI hydrolysate | 214.74 | 291.72 | 322.25 | 354.01 | 447.19 | 19.89 |
a
Temperature at which 15% weight loss was recorded by TGA at heating rate of 10 °C/min under nitrogen atmosphere.
b
Temperature at which 30% weight loss was recorded by TGA at heating rate of 10 °C/min under nitrogen atmosphere.
c
Temperature at which 45% weight loss was recorded by TGA at heating rate of 10 °C/min under nitrogen atmosphere.
d
Temperature at which 60% weight loss was recorded by TGA at heating rate of 10 °C/min under nitrogen atmosphere.
e
Temperature at which 75% weight loss was recorded by TGA at heating rate of 10 °C/min under nitrogen atmosphere.
f
Weight percentage of material left un-decomposed after TGA analysis at a temperature of 600 °C under nitrogen atmosphere.