Other

Flip T Breuker

Auke Gerardus Talma

Andreas Petrus Van Swieten

Wasil Maslow

A peroxide-free curing system comprising 20-89.5% by weight of a compound having at least one epoxide group, 0.5-30% by weight of a polyamine, and 10-50% by weight of a co-curing agent is presented. The co-curing agent has formula (I): and/or its tautomeric formulae IIa and/or IIb: and/or formula (III): or a tautomer and/or an oligomer thereof; wherein D stands for branched (CRR)or wherein p is independently 0 or 1, and X is CH, O, or SOand stands for a meta- or para-benzene group; R is independently H or C1-C4 alkyl; Rand Rare independently H or (CH)CH; wherein at least one group Ris (CH)CHand m being 0 to 2; n being 1 to 10; and n+m is 4 to 14; R'&#x2014;CHis R; and P stands for phenyl, or unsubstituted or hydroxy-substituted Calkyl or Calkenyl; with the proviso that at least one of R is Calkyl.

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Rijssen, Netherlands

Flip T Breuker