news Organometallic Catalysts in Polyurethane Coatings: A Comparative Analysis of Bismuth, Zinc, and Zirconium Compounds Abstract: Polyurethane (PU) coatings are widely employed across diverse industries due to their exc... 04/3027Organometallic Catalysts in Polyurethane Coatings: A Comparative Analysis of Bismuth Zinc