Method for manufacture of fine particles

Details Method for manufacture of fine particles Method for manufacture of fine particles

C - Chemistry, Metallurgy

30

B

C30B 25/02 (2006.01) B01J 2/04 (2006.01) B01J 13/04 (2006.01)

Patent

CA 2447494

A method for a manufacture of particles of a desired substance comprising: vibrating a surface (13) at a desired frequency; applying a dispersion having at least a solvent and the desired substance on to or close to the vibrating surface (13) to generate droplets; and applying an antisolvent at near or supercritical conditions to the droplets which results in the desired substance in the form of particles, the solvent being miscible with the antisolvent and desired substance being substantially in the antisolvent.

La présente invention concerne un procédé de préparation de fines particules et un moyen permettant de modifier les caractéristiques de ces particules

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