abstract |
The present invention relates to a process for the preparation of free-flowing water-based SiO 2 composition prepared, an aqueous SiO 2 composition to solidify and the solidified comprises the drying of the SiO 2 composition, in which an aqueous SiO 2 compositions are self-assembling composition is, SiO 2 formed product of the . In addition, the present invention describes moldings obtainable by the process according to the invention. |