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Research and innovation | REF: IN156 V1

Stearic acids - Green surfactants and original foaming properties

Authors:   Anne-Laure FAMEAU, Arnaud SAINT-JALMES, Fabrice COUSIN,     Jean-Paul DOULIEZ

Publication date: August 10, 2012

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2. Fatty acids: natural surface-active molecules

2.1 Definition of a surfactant

Readers are referred to the [K 342] Surfactants section of Techniques de l'Ingénieur.

A surfactant is an amphiphilic molecule with a hydrophilic part (having an affinity for water) and a hydrophobic part (having no affinity for water).

A surfactant is a molecule possessing both a hydrophobic apolar part, generally made up of an alkyl hydrocarbon chain,...

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