Polyurethane Catalyst PC-77 in High-Temperature Stable Adhesives for Aerospace Components

polyurethane catalyst pc-77 in high-temperature stable adhesives for aerospace components abstract: polyurethane (pu) adhesives are widely utilized in the aerospace industry due to their excellent mechanical properties, flexibility, and adhesion to various substrates. however, conventional pu adhesives often suffer from degradation at elevated temperatures encountered in aerospace applications. the incorporation of high-temperature stable catalysts, such…