Used primarily as a curing agent in epoxy resins, enhancing the durability and chemical resistance of coatings and adhesives. It is also employed in the production of polyurethane elastomers, where it improves flexibility and mechanical properties. Additionally, it serves as a crosslinking agent in polymer synthesis, contributing to the stability and strength of various industrial materials. Its application extends to the formulation of specialty chemicals for automotive, aerospace, and construction industries, where performance under stress is critical.