Diffusion Behavior of Poly(Ethylene Imine) Into Keratin Fibers Using Microspectrophotometry

    April 2005 in “ Journal of applied polymer science ”
    Akio Kuzuhara, Teruo Hori
    Studysummary This study demonstrated that urea significantly accelerates the diffusion of poly(ethylene imine) into bleached human hair by increasing the diffusion coefficient twofold.
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    Research cited in this study 2

    1. Influence of Urea on the Coloring Ability of a Low-Temperature Coloring Method of Keratin Fibers Using Polyethyleneimine Journal of applied polymer science · 2004
    2. New Method of Dyeing Keratin Fibers Using Poly(Ethylene Imine) and Its Coloring Mechanism Journal of applied polymer science · 2003