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Enhanced Oil Recovery using a Combination of Biosurfactants

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Bio-Based Surfactants and Biosurfactants: An Overview and Main Characteristics.

Gloria Romero Vega¹, Paola Gallo Stampino¹

¹Department of Chemistry, Materials and Chemical Engineering "G. Natta", Politecnico di Milano, Piazza Leonardo da Vinci 32, 20133 Milan, Italy.

Molecules (Basel, Switzerland)

|February 26, 2025

Summary

Natural surfactants, derived from renewable resources, offer eco-friendly alternatives to petrochemical surfactants. This review classifies bio-based surfactants and biosurfactants, detailing their sources, production, applications, and future potential.

Keywords:

agro-residue substrates bio-based surfactants biosurfactants

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Area of Science:

Green Chemistry
Biotechnology
Materials Science

Background:

Natural surfactants are surface-active molecules from renewable resources (plants, animals, microorganisms).
They offer an environmentally friendly alternative to conventional petrochemical surfactants due to comparable properties.
Natural surfactants possess beneficial biological properties like antimicrobial activity, biodegradability, and low toxicity.

Purpose of the Study:

To provide an extensive classification of bio-based surfactants and biosurfactants.
To detail their composition, natural sources, and production methods.
To explore their potential applications and discuss challenges and future perspectives.

Main Methods:

Literature review and classification of natural surfactants.
Analysis of composition, sources, and production techniques.
Identification of industrial applications and future research directions.

Main Results:

Natural surfactants are categorized into bio-based surfactants (first-generation) and biosurfactants (second-generation).
Diverse natural sources and production methods contribute to their varied properties.
Significant potential applications exist across multiple industries.

Conclusions:

Natural surfactants represent a sustainable and safe alternative to synthetic surfactants.
Further research into production optimization and application expansion is warranted.
Addressing challenges will facilitate the broader adoption of these eco-friendly compounds.