모표질에 있는 단백질인 Keratin 의 구조
Amino acid Chain 의 분자내 수소결합으로 인해 α-helix 구조를 이룸
피질로 스며드는데 도움)
Precursor + Coupler
모피질 속 멜라닌을
1. Introduction - L'Oreal
In 1907, Eugène Schueller, a young French chemist, developed an innovative hair-color formula. He called his improved hair dye Auréole. With that, the history of L’Oréal began. Eugène Schueller formulated and manufactured his own products, which he then sold to Parisian hairdressers.
In 1909, Schueller registered his co
~ 2000 Years Ago – Sulfide nanocrystals used by Greeks and Romans to dye hair
~ 1000 Years Ago (Middle Ages) – Gold nanoparticles of different sizes used to produce different colors in stained glass windows
1959 – “There is plenty of room at the bottom” by R. Feynman
1974 – “Nanotechnology” - Taniguchi uses the term nanotechnology for the first time
and others. Its consumer products consist of hair dyes, antidepilatory agents, ladies cleanser, wound pastes, condoms and oral care products such as mouthwash and toothpastes. Its functional food includes nutrition such as vitamin C powder and healthcare drinks. The Company distributes medicines, which are developed by the Company itself, to overseas markets such as Southeast Asia and Europe.