PBAT/organoclay composite films—part 2: effect of UV aging on permeability, mechanical properties and biodegradation

PBAT/organoclay composite films—part 2: effect of UV aging on permeability, mechanical... Polym. Bull. https://doi.org/10.1007/s00289-018-2385-z ORIGINAL PAPER PBAT/organoclay composite films—part 2: effect of UV aging on permeability, mechanical properties and biodegradation 1 1 1 Gabriella A. M. Falcão  · Tatiara G. Almeida  · Marcelo A. G. Bardi  · 1 1 Laura H. Carvalho  · Eduardo L. Canedo Received: 20 February 2018 / Revised: 25 April 2018 / Accepted: 23 May 2018 © Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract Biodegradable alternatives are required in order to minimize the envi- ronmental impacts caused by inadequate disposal of plastics, especially fast-dis- charge plastics such as those used in the packaging. This work studied the perme- ability, mechanical properties and biodegradability of PBAT/organoclay composite films. The materials were melt-mixed in an internal laboratory mixer, and films con - taining 1, 3 and 5% of organoclay were prepared in a chill roll extruder. The samples were subjected to UV radiation, and their properties were evaluated before and after accelerated aging. Results show that tensile properties, gas permeability and biodeg- radation depend on filler content and that oxygen and carbon dioxide permeabili - ties were affected by UV aging. Although the mechanical properties are negatively affected by filler incorporation, oxygen and carbon dioxide permeabilities decreased and biodegradability increased in the composites, making them an interesting option for use in http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Polymer Bulletin Springer Journals

PBAT/organoclay composite films—part 2: effect of UV aging on permeability, mechanical properties and biodegradation

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Publisher
Springer Journals
Copyright
Copyright © 2018 by Springer-Verlag GmbH Germany, part of Springer Nature
Subject
Chemistry; Polymer Sciences; Soft and Granular Matter, Complex Fluids and Microfluidics; Characterization and Evaluation of Materials; Physical Chemistry; Organic Chemistry
ISSN
0170-0839
eISSN
1436-2449
D.O.I.
10.1007/s00289-018-2385-z
Publisher site
See Article on Publisher Site

Abstract

Polym. Bull. https://doi.org/10.1007/s00289-018-2385-z ORIGINAL PAPER PBAT/organoclay composite films—part 2: effect of UV aging on permeability, mechanical properties and biodegradation 1 1 1 Gabriella A. M. Falcão  · Tatiara G. Almeida  · Marcelo A. G. Bardi  · 1 1 Laura H. Carvalho  · Eduardo L. Canedo Received: 20 February 2018 / Revised: 25 April 2018 / Accepted: 23 May 2018 © Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract Biodegradable alternatives are required in order to minimize the envi- ronmental impacts caused by inadequate disposal of plastics, especially fast-dis- charge plastics such as those used in the packaging. This work studied the perme- ability, mechanical properties and biodegradability of PBAT/organoclay composite films. The materials were melt-mixed in an internal laboratory mixer, and films con - taining 1, 3 and 5% of organoclay were prepared in a chill roll extruder. The samples were subjected to UV radiation, and their properties were evaluated before and after accelerated aging. Results show that tensile properties, gas permeability and biodeg- radation depend on filler content and that oxygen and carbon dioxide permeabili - ties were affected by UV aging. Although the mechanical properties are negatively affected by filler incorporation, oxygen and carbon dioxide permeabilities decreased and biodegradability increased in the composites, making them an interesting option for use in

Journal

Polymer BulletinSpringer Journals

Published: May 29, 2018

References

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