Cure-accelerator for epoxy resin

A cure-accelerator for an epoxy resin, which comprises a compound of the formula (I),R1R2NCONH-Ar-NECONR3R4(I)wherein R1, R2, R3 and R4 are C1-C3 lower alkyl groups which may be the same or different, and Ar is a substituted tolylene group of the formula (II) (wherein R5 and R6 are C1-C4 lower alkyl...

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Sprache:eng
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Zusammenfassung:A cure-accelerator for an epoxy resin, which comprises a compound of the formula (I),R1R2NCONH-Ar-NECONR3R4(I)wherein R1, R2, R3 and R4 are C1-C3 lower alkyl groups which may be the same or different, and Ar is a substituted tolylene group of the formula (II) (wherein R5 and R6 are C1-C4 lower alkyl groups which may be the same or different) or a 1,5-naphthylene group.