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Article Dans Une Revue Journal of Surfactants and Detergents Année : 2011

Green Production of Anionic Surfactant Obtained from Pea Protein

Résumé

A pea protein isolate was hydrolyzed by a double enzyme treatment method in order to obtain short peptide sequences used as raw materials to produce lipopeptides-based surfactants. Pea protein hydrolysates were prepared using the combination of Alcalase and Flavourzyme. The influence of the process variables was studied to optimize the proteolytic degradation to high degrees of hydrolysis. The average peptide chain lengths were obtained at 3-5 amino acid units after a hydrolysis of 30 min with the mixture of enzymes. Then, N-acylation in water, in presence of acid chloride (C12 and C16), carried out with a conversion rate of amine functions of 90%, allowed to obtain anionic surfactant mixtures (lipopeptides and sodium fatty acids). These two steps were performed in water, in continuous and did not generate any waste. This process was therefore in line with green chemistry principles. The surface activities (CMC, foaming and emulsifying properties) of these mixtures were also studied. These formulations obtained from natural renewable resources and the reactions done under environmental respect, could replace petrochemical based surfactants for some applications,.

Dates et versions

hal-02652479 , version 1 (29-05-2020)

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Citer

Caroline Rondel, Benedicte Portet, Isabelle Alric, Zephirin Z. Mouloungui, Jean-François Blanco, et al.. Green Production of Anionic Surfactant Obtained from Pea Protein. Journal of Surfactants and Detergents, 2011, 14 (4), pp.535 - 544. ⟨10.1007/s11743-011-1283-2⟩. ⟨hal-02652479⟩
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