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Enhanced Oil Recovery using a Combination of Biosurfactants
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Microbial biosurfactants production, applications and future potential.

Ibrahim M Banat1, Andrea Franzetti, Isabella Gandolfi

  • 1School of Biomedical Sciences, University of Ulster, Coleraine, BT52 1SA, Northern Ireland, UK. im.banat@ulster.ac.uk

Applied Microbiology and Biotechnology
|April 29, 2010
PubMed
Summary

Microorganisms produce biosurfactants, valuable compounds for various industries. This review covers their applications and strategies to overcome production challenges.

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Area of Science:

  • Microbiology
  • Biotechnology
  • Surface Chemistry

Background:

  • Microorganisms synthesize surface-active compounds (SACs), known as biosurfactants.
  • Biosurfactants are classified by molecular weight, impacting their function (e.g., reducing surface tension or stabilizing emulsions).
  • They offer advantages over synthetic surfactants in environmental, food, and biomedical applications.

Purpose of the Study:

  • To review current knowledge on biosurfactant applications.
  • To highlight recent advances in biosurfactant production and utilization.
  • To discuss biotechnological strategies for enhancing biosurfactant production and exploring future potential.

Main Methods:

  • Literature review of scientific publications on biosurfactants.
  • Analysis of classification, properties, and applications of biosurfactants.
  • Examination of biotechnological approaches for production improvement.

Main Results:

  • Biosurfactants exhibit diverse applications due to their surface-active properties.
  • Low-molecular-weight biosurfactants reduce interfacial tension; high-molecular-weight ones stabilize emulsions.
  • Production cost and limited understanding of interactions hinder large-scale application.

Conclusions:

  • Biosurfactants hold significant promise across multiple industrial sectors.
  • Further research into production optimization and interaction mechanisms is crucial.
  • Biotechnological strategies are key to unlocking the full potential of biosurfactants.