Sikaflex®-591

Multifunctional sealant for marine applications

Sikaflex®-591 is a sealant based on Sika’s Silane Terminated Polymer (STP) technology. With it’s excellent resistance against the harsh maritime weathering conditions it can be used for a wide range of applications. Sikaflex®-591 exceeds common environmental and safety standards and sets a new benchmark from an ecological point of view. Sikaflex®-591 meets the low spread flame requirements (FTP Code Part 5) set out by the International Maritime Organization (IMO).  

  • IMO approved
  • Exceeds EH&S standards
  • Free of isocyanate, solvents, PVC, phthalates and tin catalysts
  • Highly elastic
  • Excellent weathering stability
  • Very good processing and tooling characteristics
  • Bonds well to a wide variety of marine substrates