The material selection platform
Adhesives Ingredients
The material selection platform
Adhesives Ingredients
by SpecialChem
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FASCAT® 4202

Technical Datasheet | Supplied by PMC Group
Dibutyltin dilaurate. Acts as a crosslinking catalyst. It is insoluble in water and most common organic solvents. Is stable to hydrolysis but will hydrolyze in the presence of aqueous caustic at room temperature. It drives the addition of alcohols with isocyanates to accelerate and complete the formation of urethanes. Used in various urethane cross-linking reactions and silanol condensation reactions. It can be used as a gelling catalyst in the manufacture of polyurethane adhesives and sealants. Also used to crosslink RTV silicone systems for the caulk and sealant markets.
Product Type
Catalysts / Accelerators / Initiators > Organometallics
Chemical Composition
Dibutyltin dilaurate
CAS Number
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