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Exploring Next-Generation Engineering Bioplastics: Poly(alkylene furanoate)/Poly(alkylene terephthalate) (PAF/PAT)
Niki Poulopoulou1, Nejib Kasmi2, Maria Siampani3
1Chemistry Department, University of Ioannina, P.O. Box 1186, 45110 Ioannina, Greece. nikki_p@windowslive.com.
Polymers
|April 10, 2019
Summary
This study explores creating advanced biobased polyesters by blending renewable polymers. Researchers developed new polymer blends and copolymers, enhancing material properties for broader applications in the bioeconomy.
Area of Science:
- Polymer Science
- Materials Science
- Sustainable Chemistry
Background:
- Biobased polyesters are crucial for a sustainable bioeconomy.
- Polymer blends offer a route to tailor-made materials with combined functionalities.
- Partially aromatic biobased polyesters are key engineering materials.
Purpose of the Study:
- To prepare and characterize poly(alkylene furanoate)/poly(alkylene terephthalate) blends.
- To investigate miscibility and enhance blend properties through reactive blending.
- To develop compatibilizers for immiscible biobased polyester blends.
Main Methods:
- Solution blending of poly(alkylene furanoate) and poly(alkylene terephthalate) in trifluoroacetic acid/chloroform.
- Evaluation of miscibility using glass transition temperature measurements.
- Reactive blending at high temperatures to induce transesterification and copolymer formation.
- Introduction of poly(ethylene terephthalate-co-ethylene furanoate) as a compatibilizer.
Main Results:
- Three types of blends were prepared: PEF/PET, PPF/PPT, and PCHDMF/PCHDMT.
- Miscibility was assessed via glass transition temperatures.
- Reactive blending successfully formed copolymers (PEF-PET and PPF-PPT) rapidly.
- Poly(ethylene terephthalate-co-ethylene furanoate) improved miscibility in PEF/PET blends.
Conclusions:
- Poly(alkylene furanoate)/poly(alkylene terephthalate) blends can be successfully prepared.
- Reactive blending is effective in enhancing miscibility and forming copolymers.
- PETF copolymers serve as efficient compatibilizers for PEF/PET blends, enabling advanced material development.
Keywords:
dynamic homogeneitypoly(alkylene 2,5-furandicarboxylate)spoly(alkylene terephthalate)spolymer blendsreactive blendingMore Related Videos
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