Microgels for the delivery of cosmetic active organic substances

Valérie Alard (1) , Garbine Aguirre , Laurent Billon (2)

1 Parfums et Cosmétiques
2 IPREM - Institut des sciences analytiques et de physico-chimie pour l'environnement et les materiaux

The present invention deals with org. cosmetic active mols. encapsulation into temp.-​responsive and pH-​responsive oligo(ethylene glycol)​-​based biocompatible microgels that are incorporated into cosmetic compns. for controlled delivery on skin or hair.

Domaines: Chimie théorique et/ou physique; Chimie analytique; Polymères; Matériaux; Chimie

Valérie Alard, Garbine Aguirre, Laurent Billon. Microgels for the delivery of cosmetic active organic substances. France, Patent n° : Eur. Pat. Appl. (2019), EP 3473236 A1 20190424; PCT Int. Appl. (2019), WO 2019077404 A1 20190425. 2019. ⟨hal-02161119⟩