news Applications of Rigid Foam Catalyst PC-5 Pentamethyldiethylenetriamine in Polyurethane Systems Applications of Rigid Foam Catalyst PC-5 Pentamethyldiethylenetriamine in Polyurethane Systems Intro... 03/2546Applications of Rigid Foam Catalyst PC-5 Pentamethyldiethylenetriamine in Polyurethane Systems