Enhancing Dimensional Stability of Epoxy Tooling Compounds Through 2-Phenylimidazole Curing Abstract: Epoxy tooling compounds are widely employed in various industries due to their excellent mechanical properties, chemical resistance, and ease of processing. However, dimensional instability during and after curing remains a significant challenge. This article investigates the use of 2-phenylimidazole (2-PI) as a curing agent...