Abstract
An aliphatic-aromatic random-block copolyester of poly(ethylene terephthalate) (PET), and poly(enthylene adipate) (PEA), PET-co-PEA, was synthesized via melt polycondensation. The chemical structure of the products were characterized by two kinds of spectroscopic techniques (Fourier transform infrared and 1H-NMR). The thermal properties of the copolyester were characterized by thermogravimetry analysis, differential scanning calorimetry, wide-angle X-ray diffraction, and polarized optical microscopy. It was found that the crystallization ability, melting point, glass transition temperature of the random-block coplyester decreased apparently. Meanwhile, the tensile strength and hydrolysis performance were measured as well. The result showed that the random-block copolyesters PET-co-PEA displayed excellent properties in elasticity and strength. In addition, the potential degradability was found in hydrolysis measurement.
| Original language | English |
|---|---|
| Article number | 44967 |
| Journal | Journal of Applied Polymer Science |
| Volume | 134 |
| Issue number | 36 |
| DOIs | |
| State | Published - 20 Sep 2017 |
| Externally published | Yes |
Keywords
- degradability
- elasticity and properties
- random-block copolyester
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