COMPOSITIONS CONTAINING SILICIC ANHYDRIDE AND PROCESS FOR THEIR PREPARATION

Abstract

Abstract Translated from French Compositions contenant de l'anhydride silicique et procédé pour leur préparation. Le procéde de l'invention se caractérise par le fait qu'on enrobe les matières actives, éventuellement conjointement avec des produits support, d'un polyalcoxy- et/ou polyorganoal-coxysiloxane liquide et qu'on effectue ensuite une polycondensation hydrolytique. Application notamment à des compositions pharmaceutiques ou pesticides. Compositions containing silicic anhydride and process for their preparation. The process of the invention is characterized by the fact that the active materials, optionally together with support products, are coated with a liquid polyalkoxy- and / or polyorganoal-coxysiloxane and that a hydrolytic polycondensation is then carried out. Application in particular to pharmaceutical or pesticide compositions.

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