Evonik

Protectosil WS 670

Aqueous emulsion based on organofunctional silanes

Protectosil WS 670 is an aqueous emulsion based on organofunctional silanes for the water repellent impregnation of porous, mineral substrates.

Key Features

  • Milky white emulsion
  • 40% active ingredient
  • Low content of volatile organic compounds (VOC)
  • Shows very high reactivity and resistance against alkali
  • Penetrates deeply into porous, mineral substrates
  • Shows no formation of sticky silicone films
  • Gives invisible and water vapour permeable protection
  • Reduces significantly the uptake of water
  • Reduces the uptake of water soluble pollutants
  • May be further diluted with water

Recommended Applications

  • Suited for the water repellent impregnation of porous, mineral substrates