BC 2191

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Product Features

  • Enhanced water repellency compared to standard silicone emulsions
  • Compatible with most phenolic resin binder solutions
  • Good water repellency at low concentrations
  • Minimal back-wetting from emulsifier system

Typical Properties

  • % Active content: 40
  • Specific gravity: 1.0 at 25&degC
  • Appearance: White, mobile emulsion


  • Water Repellency Agent
  • Fibre glass boards
  • Mineral wool
  • Mats
  • Pipes
  • Tiles



Basildon Chemicals BC 2191 is a 40% active emulsion of a reactive polydimethylsiloxane designed to impart water repellency to glass wool and mineral substrates. Elegant emulsifier system allows for minimal back-wetting.