Procédé de préparation d'un milieu fluide contenant au moins un produit actif, et récipient obtenu par ce procédé

摘要

A sprayable aerosol composition is prepared by encapsulating a material in a microcapsule and introducing into said microcapsule a fluid under a pressure essentially equal to the pressure in the aerosol container from which said composition is dispensed. Also provided is an aerosol dispenser containing under pressure said microcapsules dispersed in an aerosol propellant.