Kowa American Corporation

Duranate™ HDI Biuret

HDI Biuret

HDI-biuret is a polyisocyanate based on the widely used aliphatic hexamethylene-1,6-diisocyanate (HDI). These are primarily used for high performance coatings applications to improve weatherability and UV/chemical resistance.

Chemical Structure

Chemical Structure


  • Adhesion
  • Low Viscosity
  • Scratch Resistance
  • Weatherability


  • Adhesives
  • Architectural Coatings
  • Automotive coatings
  • Electronics
  • Polyurethane Elastomers
  • Resins