| abstract |
The present invention is directed to a process for the hydrophobization of a porous silica based compound, the process comprising the steps of providing a composition (I) comprising a porous silica based compound, treating the composition (I) with a composition (II) comprising hexame- thyldisiloxane or its hydrolyzed form, and removing the treated silica based compound. The present invention further is directed to the porous silica based compound obtained by the pro- cess as such as well as the use of the porous silica based compound according to the present invention or a porous silica based compound obtained or obtainable by a process according to the present invention for medical and pharmaceutical applications, as adsorbents, for cosmetic applications, as additive for food, as catalyst support, for the preparation of sensors, or for thermal insulation. |