Trigonox® 21S by Nouryon is an initiator for (co)polymerization of LDPE, styrene, acrylonitrile acrylates and methacrylates. It is used both for tubular and autoclave processes.
- It can be used for the polymerization of styrene at approximately 90°C.
- It is used in combination with initiators such as tert-butyl peroxybenzoate (Trigonox® C) and tert-butylperoxy 2 ethylhexyl carbonate (Trigonox® 117).
- Trigonox® 21S is very suitable as a kicker in formulations for pultrusion and SMC/BMC.
- In combination with a cobalt accelerator, it is also applicable for the curing of unsaturated polyester resin at elevated and high temperatures.
- It has a shelf life of 3 months.
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Trigonox® 21S properties
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