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Effects of the processing methods on the gas permeability of PLA/Sepiolite thin films: solution casting versus thermo compression

Moazeni, Nima and Mohamad, Zurina and Dehbari, Nazila (2015) Effects of the processing methods on the gas permeability of PLA/Sepiolite thin films: solution casting versus thermo compression. In: Applied Mechanics and Materials, 22-26 Sept, 2015, Johor Bahru, Malaysia.

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Official URL: https://www.scientific.net/AMM.695.187

Abstract

A biodegradable poly-lactic acid (PLA)/Sepiolite nanocomposite films were prepared by the thermo-compression and solvent-casting methods, and barrier properties (water-vapor and gas barrier) were evaluated. By introducing sepiolite into PLA, the properties of nanocomposite films improved until a certain amount (1.5% wt). By increasing sepiolite loading, nanoparticles tented to agglomerate and gas permeability (GP) decreased. According to the results, the nanocomposite films prepared by the thermo-compression method were more brittle but strong due to the formation of more crystals; while solvent-casted films were more ductile due to the presence of solvent, which may act as a plasticizer, as evidenced by the results of the GP.

Item Type:Conference or Workshop Item (Paper)
Uncontrolled Keywords:sepiolite, thin film
Subjects:T Technology > TP Chemical technology
Divisions:Chemical Engineering
ID Code:67135
Deposited By: Fazli Masari
Deposited On:15 Jun 2017 07:15
Last Modified:06 Jul 2017 00:52

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