2-propylimidazole as a curing agent and modifier in high-performance structural epoxy adhesives abstract: this article explores the application of 2-propylimidazole (2-pi) as a curing agent and modifier in high-performance structural epoxy adhesive formulations. 2-pi, an imidazole derivative, offers a unique balance of reactivity, latency, and resulting mechanical properties when incorporated into epoxy resin systems. this...