Microcapsules

Details Microcapsules Microcapsules

B - Operations, Transporting

01

J

B01J 13/04 (2006.01) A01N 25/28 (2006.01) A01N 47/40 (2006.01) A01N 51/00 (2006.01)

Patent

CA 2443682

The invention relates to novel microcapsules that have a polyurethane and/or polyurea shell and a core from at least one solid active substance and that are further characterized in that the core contains no liquid. The invention further relates to a method for producing the novel microcapsules and to the use thereof for administering the active substances contained therein.

L'invention concerne de nouvelles microcapsules qui comprennent une enveloppe en polyuréthanne et/ou polyurée, ainsi qu'un noyau constitué d'au moins une substance active solide, aucun liquide n'étant présent dans ce noyau. L'invention concerne également un procédé de production de ces nouvelles microcapsules et leur utilisation pour l'administration des substances actives contenues.

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