New polylactide/layered silicate nanocomposites, 4. Structure, properties and biodegradability

Suprakas Sinha Ray, Kazunobu Yamada, Masami Okamoto, Akinobu Ogami, Kazue Ueda

Research output: Contribution to journalArticlepeer-review

38 Citations (Scopus)

Abstract

Our exhaustive research on the preparation, characterization, materials properties and biodegradability of polylactide (PLA)/organically modified layered silicate (OMLS) nanocomposites has yielded results for PLA/montmorillonite (MMT) nanocomposites. Natural Na+-MMT modified with octadecylammonium cation, is used as an OMLS for nanocomposites preparation. The internal structure of the nanocomposites at the nanometer scale is established using wide-angle X-ray diffraction (WAXD) patterns and transmission electron micrographic (TEM) observations. All nanocomposites show improved material properties and crystallization behavior with a simultaneous improvement in biodegradability than that of neat PLA.

Original languageEnglish
Pages (from-to)435-450
Number of pages16
JournalComposite Interfaces
Volume10
Issue number4-5
DOIs
Publication statusPublished - 1 Jan 2003
Externally publishedYes

Keywords

  • Biodegradability
  • Materials properties
  • Montmorillonite
  • Nanocomposites
  • Polylactide

ASJC Scopus subject areas

  • Ceramics and Composites
  • General Physics and Astronomy
  • Surfaces, Coatings and Films

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