A multifunctional biogenic films and coatings from synergistic aqueous dispersion of wood-derived suberin and cellulose nanofibers

Umair Qasim, Juho Antti Sirviö, Terhi Suopajärvi, Liqiu Hu, Feby W. Pratiwi, Marie Karen Tracy Hong Lin, Adina Anghelescu-Hakala, Veli-Pekka Ronkainen, Chunlin Xu, Henrikki Liimatainen

Research output: Contribution to journalArticleScientificpeer-review

2 Citations (Scopus)
17 Downloads (Pure)

Abstract

Here, biogenic and multifunctional active food coatings and packaging with UV shielding and antimicrobial properties were structured from the aqueous dispersion of an industrial byproduct, suberin, which was stabilized with amphiphilic cellulose nanofibers (CNF). The dual-functioning CNF, synthesized in a deep eutectic solvent, functioned as an efficient suberin dispersant and reinforcing agent in the packaging design. The nanofibrillar percolation network of CNF provided a steric hindrance against the coalescence of the suberin particles. The low CNF dosage of 0.5 wt% resulted in dispersion with optimal viscosity (208.70 Pa.s), enhanced stability (instability index of
Original languageEnglish
Article number122218
JournalCarbohydrate Polymers
Volume338
DOIs
Publication statusPublished - 2024
MoE publication typeA1 Journal article-refereed

Keywords

  • Antimicrobial
  • Cellulose nanofibril
  • Deep eutectic solvent
  • Extract
  • Food coatings
  • Nanocellulose
  • Packaging

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