Borchi® Kat 2115 by Borchers (Milliken) is a highly reactive, tin-free catalyst designed for one- and two-component polyurethane systems and RTV silicones. It can be used to replace DBTDL (dibutyltin dilaurate), DOTL and amine-based catalysts.
- It offers extended pot-life, higher final hardness, and maintains outstanding corrosion resistance.
- It has no impact on achieving high gloss finishes and will not contribute to yellowing.
- It ensures fast blocking stability, earlier solvent resistance and sanding capability.
- It has comparable dry times to tin-free bismuth technology.
- It is suitable for solvent-based and solvent-free pigmented and clear one- and two-component polyurethane.
- It is used in automotive refinish, coils and polyurethane foams.
- Recommended dosage level of Borchi® Kat 2115 is 0.02 to 0.15%.
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Borchi® Kat 2115 properties
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