On both sides of the Atlantic, scientific communication amplified; the exchanges concerning knowledge and approaches favored the emergence of new materials and new methods. The notion of quality and consumer confidence
became crucial for the luxury industry. Thus, as early as 1955, Guerlain decided to put an expiration date on some of its care and makeup products.
The 1960s were also marked by a restructuration of the sector, due to buyouts and the constitution of large industrial groups. Research capabilities were gathered, internationalized and developed. Charles Zviak, the
President of the International Federation of Societies of Cosmetic Chemists (IFSCC) in 1969, declared: “commercial competition is no longer possible independently of scientific competition;” he thus gave a new life to French
cosmetic research.

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Coty factories in Suresnes (1961).
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| © Collection privée. |
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The new L’Oréal factory in Aulnay-sous-Bois. "La nouvelle usine de l'Oréal à Aulnay-sous-Bois", Parfumerie, Cosmétique, Savons, 1963.
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| About L’Oréal |
| BIU Santé Pharmacie : cote P 10167. |
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