Trigonox 425-C75

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Organic peroxide

Organic peroxide

Initiator for (co)polymerization of ethylene, vinyl chloride, vinylidine chloride and (meth)acrylates.

  • Product name

    Trigonox 425-C75
  • Chemical family

    Organic peroxide
  • CAS number

  • Physical form

  • Regional availability

    Latin America, North America
  • Chemical name

    1,1,3,3-Tetramethylbutyl peroxypivalate
  • Applications

    Trigonox 425-C75 is an efficient initiator for the ethylene polymerization under high pressure in both autoclave and tubular processes. To obtain a wide spectrum of polymerization temperatures, combinations with other peroxides are applied in practice. Depending on reaction conditions, Trigonox 425-C75 is active in the temperature range of 150-200°C.

Market Segments

Polymer production

Detailed description

Initiator (75% active ingredient in odorless mineral spirits) for (co)polymerization of ethylene, vinyl chloride, vinylidine chloride acrylates and methacrylates.


  • Polymerization initiator


  • Acrylics,
  • LDPE,
  • PVC