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Division (5) OP serve a critically important role in the plastics and rubber industries where they serve three main applications:

United Kingdom

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  1. (a)

    the polymerisation of thermoplastic resins (so-called high polymer or HP applications)

  2. (b)

    the curing of unsaturated polyester thermoset resins (so-called UP applications)

  3. (c)

    cross-linking (so-called XL applications).