Köstrosol WA 1520

Aqueous dispersion of modified synthetic amorphous nanoscale silica particles, this middle-size colloidal silica is pre-final coated and stabilized by aluminum oxide, afterward, the pH is adjusted by a strongly acidic ion exchange; application: Application: Paints, varnishes & pigments (fillers & matting agents, adhesion, scratch resistance and breaking strength for various substrates such as paper, metal, wood, heat and corrosion protection), catalyst production, zinc & chrome coatings.