Polycarboxylate LLC
PolyBond 865Bonding Agents

SBR bonding agent and mortar admixture

PolyBond 865 is a styrene butadiene rubber latex (SBR). It is specially formulated to be used as a bonding agent and admixture for cement-based mixes.

Uses

Cement-based renders/mortars can be used in the following applications:

  • Bonding new concrete to old when used as a slurry coat.
  • Concrete repair mortars. Suitable to repair spalled concrete and damaged concrete floors.
  • Thrown coat and base coat weather proof renders.
  • Tile adhesives mortar.
  • Waterproof renders. Ideal for basements, swimming pools and water tanks.
  • Floor screeds. Produces abrasion resistant and non-dusting floors, underlay for special finishes are required.

Modified mixes may be slightly darker than the corresponding unmodified mixes.

Features

  • Non-toxic. Ideal for use in contact with potable water.
  • Improves waterproofing, durability, flexibility, cohesion & workability and reduces shrinkage.
  • Excellent bonding properties to steel reinforcement, concrete, masonry and most construction materials.
  • Suitable for internal, external and submerged applications.
  • Improves all physical characteristics of cement-based mixes.
  • Good resistance to many chemicals.
  • Modified mortars with PolyBond 865 have similar thermal expansion and modulus properties to concrete (unlike resin mortars and primers).

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