Volume 131, Issue 2
Article

Physical properties of poly lactic acid/clay nanocomposite films: Effect of filler content and annealing treatment

Pietro Russo

Corresponding Author

Pietro Russo

Institute of Chemistry and Technology of Polymers—CNR, Via Campi Flegrei 34, 80078 Pozzuoli, Italy

Correspondence to: P. Russo (E-mail: [email protected])Search for more papers by this author
Sara Cammarano

Sara Cammarano

Queen Mary University of London, Centre for Materials Research & School of Engineering and Materials Science, Mile End Road E1 4NS, London, United Kingdom

Department of Chemical, Materials Engineering and Industrial Production – University of Naples Federico II – P.le V., Tecchio 80, 80125 Naples, Italy

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Emiliano Bilotti

Emiliano Bilotti

Queen Mary University of London, Centre for Materials Research & School of Engineering and Materials Science, Mile End Road E1 4NS, London, United Kingdom

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Ton Peijs

Ton Peijs

Queen Mary University of London, Centre for Materials Research & School of Engineering and Materials Science, Mile End Road E1 4NS, London, United Kingdom

Eindhoven University of Technology, Eindhoven Polymer Laboratories, PO Box 513, 5600 MB Eindhoven, The Netherlands

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Pierfrancesco Cerruti

Pierfrancesco Cerruti

Institute of Chemistry and Technology of Polymers—CNR, Via Campi Flegrei 34, 80078 Pozzuoli, Italy

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Domenico Acierno

Domenico Acierno

Department of Chemical, Materials Engineering and Industrial Production – University of Naples Federico II – P.le V., Tecchio 80, 80125 Naples, Italy

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First published: 13 August 2013
Citations: 36

ABSTRACT

Polylactic acid (PLA)-based nanocomposite films, containing up to 5% by weight of two types of nanoclays: sepiolite needle-like clay and halloysite nanotube clay, were prepared via industrially viable melt processing route. Clays modify the crystallinity of the hosting PLA affecting its gas barrier and mechanical properties. Annealing treatments of composite films were found to be critical in the optimization of these properties with an additional enhancement in crystallinity and stiffness especially in presence of clays. © 2013 Wiley Periodicals, Inc. J. Appl. Polym. Sci. 2014, 131, 39798.

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