Acrylic modified primer


Polyprime AC is a solvent based silanesiloxane modified acrylic penetrating primer which impregnates the host substrate to form a hydrophobic barrier which cures with the influence of atmospheric humidity and present to form a hydrophobic lining.


  • Excellent penetration & water repellent properties.
  • Protection against discoloration and pollution.
  • No effect on water vapourpermiablility.
  • Compatible with solvented surface coatings.
  • Prevent ingress of water borne chlorides andsulphates.
  • Single component, no mixing, cost effective & easy to use

This TDS is applicable for the United Arab Emirates only. Please contact your local Polybit sales office for the available TDS in your region

Step by Step

Surface Preparation

The surface shall be cleaned thoroughly of allcontaminants like dust, traces of curing compound, oil and grease. All surface imperfections, protrusions, structurally unsound and friable concrete must be removed andrepaired with a suitable Polycrete* concrete repair mortar. the application temperature should be between 5°C to 55°C. Slightly damp substrates can be treated. Surfaces should be dry with no wet spots.


Thoroughly mix the contents of the container so that there is no settlement due tostorage. do not dilute with water or solvents. The primer can be applied by spray, brush orroller. For dry and poroussurfaces apply a second coat. On vertical surfaces it should be flooded on starting at the bottom, working steadily upwards. When used as a protective impregnation a minimum of two application is recommended "wet-on-wet" with immediate application of second.