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BASF Construction Chemicals

MasterSeal NP 474

MasterSeal NP 474

MasterSeal NP 474 – Single component, high modulus polyurethane joint sealant for floors


How does MasterSeal NP 474 work

MasterSEal NP 474 is a single component polyurethane based sealant for floor joints. It cures under the influence of atmospheric humidity and forms a chemical, good mechanical resistant and elastic joint sealant.


What are the fields of application

  • For interior and exterior application
  • For floor connection and expansion joints in buildings and civil structures
  • Non corrosive
  • For Pedestrian and traffic areas (e.g. car decks/parks)
  • For warehouse and production areas
  • For ceramic tile coverings exposed to traffic (e.g. public areas, shoppping centers)
  • For medium chemical and mechanical loads (e.g. canteen kitchens, garages)
  • For areas constantly submerged in water


What are the features and benefits of MasterSeal NP 474

  • Single component, easy to use.
  • Good mechanical and chemical resistance
  • Excellent adhesion even without primer
  • Fast curing
  • Forms a smooth blister free surface
  • High elastic recovery
  • Good weather and aging resistance
  • No thermo plasticity (no temperature softening)
  • Fast skinning time. Low risk of dirt pickup
  • No residual tackiness
  • Quality audited



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