Trigonox® 249 is a peroxide blend specially developed for curing unsaturated polyester and vinylester resins at ambient conditions in conjunction with a metal accelerator. Trigonox® 249 can also be solely applied for the curing of UP resins at elevated temperatures

| Active oxygen | 8.2-8.7 % |
| Appearance | Clear liquid |
| Viscosity (dynamic) | 24.9 mPa.s |
| Viscosity (kinematic) | 24.8 mm²/s |
| Density, 20 °C | 1.14 g/cm³ |
| Viscosity, 20 °C | 24.8 mPa.s |
Trigonox® 249 is a peroxide blend specially developed for curing unsaturated polyester and vinylester resins at ambient conditions in conjunction with a metal salt. Trigonox® 249 can also be solely applied for the curing of UP resins at elevated temperatures. Trigonox® 249 produces lower exotherms than standard MEKP’s and is useful in warm and hot weather climates. Applications include cast polymer and laminates.
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