Abstract

This letter describes the preparation, characterization, material properties, and biodegradability of polylactide (PLA)-layered silicate nanocomposite. Montmorillonite modified with trimethyl octadecylammonium cation was used as an organically modified layered silicate (OMLS) for the nanocomposite preparation. WAXD and TEM analyses respectively confirmed that silicate layers of the montmorillonite were intercalated and nicely distributed in the PLA-matrix. The material properties of neat PLA improved remarkably after nancomposite preparation. The biodegradability of the neat PLA and corresponding nanocomposite was studied under compost, and the rate of biodegradation of neat PLA increased significantly after nanocomposite preparation.

Keywords

NanocompositeMontmorilloniteSilicateBiodegradationMaterials scienceChemical engineeringComposite materialChemistryOrganic chemistry

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Publication Info

Year
2002
Type
article
Volume
2
Issue
10
Pages
1093-1096
Citations
442
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Suprakas Sinha Ray, Kazunobu Yamada, Masami Okamoto et al. (2002). Polylactide-Layered Silicate Nanocomposite:  A Novel Biodegradable Material. Nano Letters , 2 (10) , 1093-1096. https://doi.org/10.1021/nl0202152

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DOI
10.1021/nl0202152