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, 2K PU |
| Application Advantage | Back end cure, Hydrolytic stability, Non-yellowing, Tin-free |
| Product Group | Catalyst (tin-free) |
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