2. Technical description of the innovation

Curcumin 1 is a natural orange pigment extracted from the rhizome of Curcuma longa, a herbaceous plant native to India. This molecule is widely used in the food industry, as the E100 colorant. It has been attributed medicinal virtues, such as anti-cancer or anti-inflammatory properties, but a recent study has finally demonstrated the absence of such activity in clinical trials .

The chemical structure of curcumin is based on the 1,6-heptadiene-3,5-dione skeleton, the ends of which are formed by two phenolic units (figure

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Bibliography

(1) - SHIRAKAWA (H.), LOUIS (E.J.), MACDIARMID (A.G.), CHIANG (C.K.), HEEGER (A.J.) - Synthesis of electrically conducting organic polymers : halogen derivatives of polyacetylene, (CH)x. - J. Chem. Soc., Chem. Commun., p. 578-580 (1977).
(2) - KELLEY (T.W.), BAUDE (P.F.),...

Websites

SmartEEs project (Digital Innovation Hub dedicated to flexible electronics technologies) : https://smartees. eu/

Patents

F. Fages, A. D'Aléo, E. Zaborova, D. H. Kim, C. Adachi, J.-C. Ribierre "Organic Electroluminescent Device, Compound and Use Thereof" Japan patent application 2017-30528, Fukuoka (Japan) 22.03.2017.