tin-free eco-friendly polyurethane gel catalyst alternatives: performance and prospects abstract: the polyurethane (pu) industry has traditionally relied heavily on organotin compounds, such as dibutyltin dilaurate (dbtdl), as gelation catalysts. however, due to increasing environmental and health concerns regarding tin-based catalysts, the search for and development of tin-free alternatives has become a paramount objective. this article...

tin-free eco-friendly polyurethane gel catalyst alternatives: performance and prospects abstract: the polyurethane (pu) industry has traditionally relied heavily on organotin compounds, such as dibutyltin dilaurate (dbtdl), as gelation catalysts. however, due to increasing environmental and health concerns regarding tin-based catalysts, the search for and development of tin-free alternatives has become a paramount objective. this article...