K-KAT XK-635 is a Zinc based catalyst offering an excellent balance of cure and performance improvements.

K-KAT XK-635 is effective for ambient and force dry cure of 2K PU and has excellent performance with MEKO-blocked Isocyanates.

Metal Type Zinc complex
Market Application 1K blocked NCO
Application Advantage Back end cure
Application Advantage Hydrolytic stability
Application Advantage Non-yellowing
Application Advantage Tin-free
Market Application 2K PU
Product Group Catalyst (tin-free)