SPEEDCURE XKm: A novel hybrid photoinitiator

Lambson offers the SPEEDCURE XKm photoinitiator within their SPEEDCURE range for UV LED Curing


  • Unique hybrid photoinitiator combining the attributes of both Norrish type I and type II radical generating mechanisms
  • Patent protected phosphine oxide
  • Better health classification than alternative phosphine oxides
  • Excellent solubility with monomers
  • Readily sensitized for increased reactivity



SpeedCure XKm

benefits XKm

Market applications

  • 3D Printing
  • Industrial Coatings
  • Flexible packaging
  • Paper and Carton boards


  • Personal Care 
  • Composites
  • Adhesives
  • Labels

Technical bulletin

Access exclusive content :

  • Product uses and benefits
  • Absorption spectra
  • Physical properties
  • Targeted applications
  • Solubility data
  • Curing performance
  • Regulatory information
  • Mercury lamp formulation recommendations
  • LED formulation recommendations