K-KAT® 670 by King Industries is a non-yellowing, non-tin organosilane catalyst for ambient temperature cure. Suggested for silanated polymers, end-capped with dimethoxy, trimethoxy or diethoxy silane groups. Designed for caulks, adhesives and sealants. It is highly effective to replace tin and eliminates methanol emissions. K-KAT® 670 has a shelf life of 24 months. Recommended dosage level is 0.5-3.0%.
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