Trigonox 63

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Organic peroxide

Organic peroxide

Peroxide mixture with MEKP and acetylacetone peroxide for curing unsaturated polyester resins in the presence of a cobalt accelerator at room and elevated temperatures. Faster than Trigonox 61 and Butanox M-50, slower than Trigonox 44B.

  • Product name

    Trigonox 63
  • Chemical family

    Organic peroxide
  • CAS number

    1338-23-4, 37187-22-7
  • Physical form

  • Regional availability

    Africa, Europe, India, Latin America, Middle East, North America
  • Chemical name

    Methyl ethyl ketone peroxide

Market Segments


Detailed description

Organic peroxide mixture suitable for applications where a shorter demoulding time is required. Faster speed of cure than Trigonox 61 and Butanox M-50, though the high cure rates of Trigonox 44B are not attainable.


  • Curing agent


  • Engineered Stone,
  • Centrifugal casting,
  • Continuous Laminating,
  • Resin Transfer Molding,
  • Filament winding,
  • Hand lay up and spray up