1K blocked NCO

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  • K-KAT XC-B221

    Metal Type Bismuth carboxylate
    % Active 20
    Market Application 1K blocked NCO
    Catalyst (tin-free)
    Designed for 2K and 1K blocked NCO urethane coatings. It provides similar properties to standard tin catalysts without the environmental drawbacks.
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  • K-KAT XK-614

    Metal Type Zinc-amine complex
    % Active 100
    Market Application 1K blocked NCO
    Catalyst (tin-free)
    Recommended for ambient cure and force dry 2K SB and WB PU coatings. Has excellent stability in HFO-Blown PU foams. Can also be used in 1K moisture cure PU adhesives and coatings.
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  • K-KAT XK-635

    Metal Type Zinc complex
    Market Application 1K blocked NCO
    Application Advantage Back end cure
    Catalyst (tin-free)
    Balance of cure and performance advantages. Effective for ambient and force dry cure of 2K PU. Excellent performance with MEKO-blocked Isocyanates.
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  • K-KAT XK-672

    Metal Type Mixed carboxylate
    Market Application 1K blocked NCO
    Application Advantage FDA approvable
    Catalyst (tin-free)
    Effective catalyst for production of urethanes. Meets requirements of FDA 21 CFR 175.300. Recommended for 1K blocked NCO PU systems for coil coatings.
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