Research Article
Comparison of Precipitated Calcium Carbonate/Polylactic Acid and Halloysite/Polylactic Acid Nanocomposites
Table 1
Composition and crystallization properties of PLA composites.
| Code | Composition | Isothermal crystallization | Thermal properties of PLA composites | | | |
(min) | (°C) |
(°C) |
(J/g) | (°C) | (°C) | (J/g) |
| PHC 1 | PLA | HNT | PCC | 100/0/0 | 2.298 | −3.791 | 37.7 | 61.8 | 109.9 | 25.56 | 148.2 | 156.0 | 30.69 | PHC 2 | PLA | HNT | PCC | 95/5/0 | 2.476 | −3.831 | 31.2 | 62.1 | 103.8 | 25.62 | 146.9 | 155.0 | 27.94 | PHC 3 | PLA | HNT | PCC | 90/0/10 | 2.234 | −3.199 | 25.5 | 60.3 | 96.9 | 25.03 | 145.9 | 155.8 | 29.31 | PHC 4 | PLA | HNT | PCC | 90/5/5 | 1.808 | −2.184 | 12.4 | 57.9 | 98.4 | 27.41 | 146.8 | 156.7 | 30.68 | PHC 5 | PLA | HNT | PCC | 85/5/10 | 2.656 | −3.985 | 29.1 | 57.8 | 100.1 | 27.79 | 146.5 | 156.2 | 29.91 | PHC 6 | PLA | HNT | PCC | 80/5/15 | 2.180 | −3.357 | 20.3 | 58.9 | 99.0 | 25.65 | 145.7 | 156.2 | 30.83 | PHC 7 | PLA | HNT | PCC | 75/5/20 | 2.339 | −3.295 | 23.3 | 58.4 | 99.0 | 27.93 | 146.3 | 156.4 | 33.17 | PHC 8 | PLA | HNT | PCC | 70/5/25 | 2.937 | −4.062 | 21.9 | 58.7 | 97.6 | 19.34 | 145.6 | 155.5 | 32.91 |
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The enthalpy of cold crystallization and melting is corrected according to the content of PLA in the composites.
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