J Surfact Deterg (2017) 20:425–434 DOI 10.1007/s11743-017-1927-y ORIGINAL ARTICLE Effect of Binary/Ternary Fatty Acids Ratio and Glycerin on the Phase Behaviors of Soap Solutions 1 2 1 • • Fangfang Li Minghua Chen Wanping Zhang Received: 29 May 2016 / Accepted: 17 January 2017 / Published online: 13 February 2017 AOCS 2017 Abstract Phase behaviors of liquid soaps prepared with Introduction single myristic acid, binary fatty acid mixtures and ternary fatty acid mixtures (with 30% total fatty acids) are Fatty acids, neutralized by sodium or potassium hydroxides described. The inﬂuence of glycerin on the phase behaviors to prepare soaps, have been widely used, especially in of ternary soaps is discussed. Phase behaviors were char- household and personal cleaning products. The earliest acterized by combining pH, viscosity, polarization micro- recorded evidence of the production of soap-like materials scopy, X-ray scattering and differential scanning dates back to around 2800 BC in ancient Babylon. The calorimetry (DSC) analysis. The results showed that the original composition of soaps was analyzed by Leeds in kind and proportion of fatty acids played key roles in the 1883 , and the characterization of soaps had been phase behaviors of soaps. Glycerin had a signiﬁcant studied by
Journal of Surfactants and Detergents – Springer Journals
Published: Feb 13, 2017
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