The material selection platform
Adhesives Ingredients
The material selection platform
Adhesives Ingredients
by SpecialChem
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Technical Datasheet | Supplied by Wacker
HDK® N 20ST by Wacker is a hydrophilic fumed silica used as a thixotropic agent. It is produced by flame hydrolysis of volatile silicon compounds. HDK® N 20ST is pure, x-ray amorphous silicon dioxide. Designed for adhesive applications and has a shelf life of 12 months.
Product Type
  • Rheology Modifiers / Viscosity Modifiers / Thickeners > Minerals > Fumed Silicas
  • Thixotropic agent > > Fumed Silica
Chemical Composition
Hydrophilic fumed silica
CAS Number
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