K-KAT XK-661 is a novel Zinc-amine complex catalyst with excellent hydrolytic stability, making it useful for waterborne 2K PU coatings as well as 1K moisture cure polyurethane adhesives.
K-KAT XK-661 is supplied 80% active in butyl acetate for easier incorporation into waterborne systems.
| Metal Type | Zinc complex |
| % Active | 80 |
| Market Application | 1K moisture cure PU, 2K PU |
| Application Advantage | Exterior durability, Hydrolytic stability, Non-yellowing, Pot life, Tin-free |
| Formulation Advantage | Easy to use |
| Product Group | Catalyst (tin-free) |
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