Improvement of Mechanical Properties of Pineapple Leaf Fibers by Mercerization Process

Natalia Jaramillo-Quiceno, J. Manuel Vélez R, Edith M. Cadena Ch, Adriana Restrepo-Osorio, J. Felipe Santa

Research output: Contribution to journalArticle in an indexed scientific journalpeer-review

32 Scopus citations

Abstract

Pineapple leaf fibers (PALF) were modified by the mercerization process to improve their mechanical properties for applications in composites. The changes in the morphology and mechanical properties of fibers were evaluated after using different conditions (temperature and sodium hydroxide concentration) for the mercerization process. The study was done using X-ray diffraction (XRD), fourier transform infrared spectroscopy (FTIR) and scanning electron microscopy (SEM). Mercerization treatments caused a reduction in the diameter of fibers, either due removal of surface impurities, disintegration of middle lamella and/or interfibrillar swelling. Mechanical properties of mercerized fibers were modified. The highest tensile strength was observed when mercerization was done at a temperature of 60 °C and alkali concentration of 3 % wt.

Original languageEnglish
Pages (from-to)2604-2611
Number of pages8
JournalFibers and Polymers
Volume19
Issue number12
DOIs
StatePublished - 8 Jan 2019

Bibliographical note

Publisher Copyright:
© 2018, The Korean Fiber Society, The Korea Science and Technology Center.

Keywords

  • Mechanical properties
  • Mercerization
  • Morphology
  • PALF
  • Pineapple leaf fiber

Types Minciencias

  • Artículos de investigación con calidad A2 / Q2

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