Summary
The reaction behaviour of different accelerated homogeneous epoxy-dicyandiamide systems was studied using phenyl glycidyl ether as a model and as solvent N,N-dimethylformamide. N,N-dimethylbenzylamine, imidazole, 2-methylimidazole were applied as accelerator. The reaction course was followed by HPLC and 13C-NMR measurements. A reaction mechanism involving a tautomerisation of dicyandiamide depending on temperature is suggested.
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