Pickering stabilization of foams and emulsions with particles of biological origin

Stephanie Lam, Krassimir P. Velikov, Orlin D. Velev*

*Corresponding author for this work

Research output: Contribution to journalReview articlepeer-review

Abstract

The focus in the study of Pickering foams and emulsions has recently been shifting from using inorganic particles to adopting particles of biological origin for stabilization. This shift is motivated by the incompatibility of some inorganic particles for food and biomedical applications, as well as their poor sustainability. This review focuses on major developments in foams and emulsions stabilized by particles of biological origin from the last 5. years. Recent reports in the literature have demonstrated the ability of particles derived from cellulose, lignin, chitin, starch, proteins (soy, zein, ferritin), as well as hydrophobic cells to stabilize biphasic dispersions. We review the use of such nano- and micron-sized particles of biological origin for the stabilization of foams and emulsions, summarize the current knowledge of how such particles stabilize these dispersions, provide an outlook for future work to improve our understanding of bio-derived particle-stabilized foams and emulsions, and touch upon how these systems can be used to create novel materials.

Original languageEnglish
Pages (from-to)490-500
Number of pages11
JournalCurrent Opinion in Colloid and Interface Science
Volume19
Issue number5
DOIs
Publication statusPublished - 1 Oct 2014

Bibliographical note

Funding Information:
We acknowledge funding from the U.S. Army Research Office (grant 56041CH ), the Research Triangle NSF MRSEC on Programmable Soft Matter (grant DMR-1121107 ), and NanoNextNL , a micro and nanotechnology consortium between the Government of the Netherlands and 130 partners. This paper was edited for COCIS by Prof. John Texter.

Publisher Copyright:
© 2014 Elsevier Ltd.

Funding

We acknowledge funding from the U.S. Army Research Office (grant 56041CH ), the Research Triangle NSF MRSEC on Programmable Soft Matter (grant DMR-1121107 ), and NanoNextNL , a micro and nanotechnology consortium between the Government of the Netherlands and 130 partners. This paper was edited for COCIS by Prof. John Texter.

Keywords

  • Biologically derived particles
  • Biopolymer
  • Cellulose
  • Chitin
  • Emulsions
  • Foams
  • Lignin
  • Pickering
  • Protein
  • Starch

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