17 citations
,
January 2023 in “International Journal of Cosmetic Science” In this study, hydrophobic interactions were found to primarily drive deposition on virgin hair, while electrostatic interactions were more significant for bleached hair, highlighting different target moieties for hair conditioning products.
36 citations
,
October 2014 in “Langmuir” This study concluded that bleach treatment partly transforms the hydrophobic top layer of human hair cuticles into a hydrophilic surface with clustered cysteic acid, visualized at the nano-scale using dynamic Chemical Force Microscopy.
19 citations
,
May 2010 in “Surface and interface analysis” This study found that a conditioner treatment using 18-MEA combined with a specific cationic surfactant effectively restored hydrophobicity and reduced friction on damaged hair surfaces.
18 citations
,
April 2010 in “Langmuir” This study found that human hair surfaces exhibit nonhomogeneous wettability, potentially influenced by daily rhythms and even monthly changes possibly linked to the menstrual cycle.
43 citations
,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
191 citations
,
November 1959 in “Annals of the New York Academy of Sciences” This article reports electron microscope studies on the structure of hair and wool, but it does not present new clinical findings.