Table 1. FTIR and TGA Quantification of Printed Recycled and COTs PP/Cellulose Composites.
| sample | FTIR (A3354/A2917) | TGAa (wt % at 500 °C) | TGA decomposition T (°C) |
|---|---|---|---|
| rPP | 471.8 | ||
| rPP 5% WP | 1.4 | 0.5 | 471.9 |
| rPP 10% WP | 1.4 | 0.9 | 473.2 |
| rPP 20% WP | 2.4 | 2.5 | 475.1 |
| rPP 5% CB | 0.5 | 4.9 | 470.0 |
| rPP 10% CB | 3.1 | 11.5 | 471.5 |
| rPP 20% CB | 7.2 | 15.6 | 477.6 |
| rPP 5% WF | 5.4 | 19.4 | 477.6 |
| rPP 10% WF | 2.2 | 16.8 | 478.5 |
| rPP 20% WF | 2.6 | 16.8 | 479.4 |
| cPP | 461.8 | ||
| cPP 5% WP | 3.1 | 1.5 | 458.2 |
| cPP 10% WP | 7.0 | 2.7 | 463.5 |
| cPP 20% WP | 7.2 | 6.5 | 473.5 |
| cPP 5% CB | 2.8 | 0.9 | 469.1 |
| cPP 10% CB | 5.4 | 2.1 | 460.7 |
| cPP 20% CB | 5.9 | 3.8 | 466.3 |
| cPP 5% WF | 1.0 | 1.3 | 465.3 |
| cPP 10% WF | 1.6 | 1.5 | 460.6 |
| cPP 20% WF | 4.0 | 3.5 | 467.5 |
| WP | 13.6 | 368.2 | |
| CB | 23.2 | 359.2 | |
| WF | 28.3 | 362.5 |
a
Controls subtracted, WP = waste paper, CB = cardboard, WF = wood flour.