Table 1.
Statistical project for the development of biodegradable film from taro peel starch using RSM software.
| Factor 1 | Factor 2 | Response 1 | Response 2 | Response 3 | Response 4 | Response 5 | Response 6 | Response 7 | |
|---|---|---|---|---|---|---|---|---|---|
| Runs | A Starch (%) | B Glycerol (%) | Thickness (mm) | Tensile Strength (MPa) | Elongation at Break (%) | * WVP (g∙mm/m2∙kPa∙h) | * WS (%) | Moisture (%) | Opacity |
| 1 | 2.5 | 35 | 0.061 | 1.63 | 263.6 | 0.062 | 3.61 | 1.01 | 2.56 |
| 2 | 2.29289 | 30 | 0.058 | 1.19 | 165.4 | 0.056 | 10.36 | 0.9 | 2.66 |
| 3 | 2.5 | 25 | 0.058 | 1.11 | 197.6 | 0.059 | 7.85 | 0.75 | 2.67 |
| 4 | 3 | 30 | 0.078 | 0.93 | 152.0 | 0.077 | 8.71 | 1.08 | 2.17 |
| 5 | 3 | 30 | 0.073 | 0.86 | 173.9 | 0.074 | 10.19 | 0.76 | 2.33 |
| 6 | 3 | 30 | 0.072 | 0.66 | 127.1 | 0.073 | 18.94 | 0.91 | 2.35 |
| 7 | 3 | 30 | 0.073 | 0.68 | 92.8 | 0.071 | 8.81 | 0.78 | 2.34 |
| 8 | 3.70711 | 30 | 0.088 | 0.85 | 80.8 | 0.090 | 12.92 | 1.01 | 2.14 |
| 9 | 3 | 37.0711 | 0.077 | 1.02 | 187.4 | 0.079 | 14.84 | 1.57 | 2.36 |
| 10 | 3 | 30 | 0.073 | 1.02 | 151.6 | 0.074 | 13.74 | 0.97 | 2.32 |
| 11 | 3.5 | 25 | 0.084 | 0.68 | 177.8 | 0.083 | 19.13 | 1.05 | 1.95 |
| 12 | 3.5 | 35 | 0.088 | 1.23 | 149.2 | 0.091 | 10.12 | 1.29 | 2.14 |
| 13 | 3 | 22.9289 | 0.069 | 1.04 | 78.8 | 0.067 | 8.04 | 0.58 | 2.30 |
* WS is Water Solubility; WVP is Water Vapor Permeability.