news butyltin tris(2-ethylhexanoate) as a catalyst for the production of polyurethane sealants butyltin tris(2-ethylhexanoate) as a catalyst for the production of polyurethane sealants 🌟... 05/1686Butyltin tris(2-ethylhexanoate) as a catalyst for the production of polyurethane sealants