Delivery system for an active agent

Details Delivery system for an active agent Delivery system for an active agent

C - Chemistry, Metallurgy

11

D

C11D 17/04 (2006.01)

Patent

CA 2562113

A delivery system comprising an active agent encapsulated by a polymeric film comprising a polymeric backbone derived from a polymer which is water soluble, and one or more derivatising groups attached to the backbone, the derivatising group(s) being derived from a parent material having a ClogP of from 0.5 to 6, the delivery system also comprising a surfactant on the outside of the polymeric film.

L'invention concerne un système de distribution qui contient un agent actif encapsulé par un film polymère contenant un squelette polymère dérivé d'un polymère hydrosoluble, ainsi qu'un ou plusieurs groupes de dérivatisation liés au squelette; ces groupes étant dérivés d'un matériau d'origine présentant un "ClogP" compris entre 0,5 et 6. De plus, ce système de distribution contient un tensioactif appliqué à l'extérieur du film polymère.

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