K-KAT 6212

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K-KAT 6212 is an effective catalyst for the reaction of isocyanate with hydroxyl groups. It is a zirconium chelate complex dissolved in a reactive diluent.



ADVANTAGES:
Excellent cure response
Excellent exterior durability
Does not contribute to the hydrolysis of polyester resins
Short tack free time
High selectivity for -NCO/OH reaction over -NCO/water reaction
Pot life adjustable with stabilizer
 



TYPICAL PROPERTIES:
Appearance:                                   Clear, straw liquid
% Active (metal chelate):                2
Specific gravity, 25°C:                  0.98 g/ml
     



SOLUBILITY:
Soluble in alcohols, esters, ketons, glycol ethers, glycol ether acetates, aromatic and aliphatic hydrocarbons. Limited solubility in water.
 



APPLICATIONS:
Polyurethane coatings, adhesives, RIM, casting resins and polyurethane resin synthesis, water-borne two component coatings.
 



TYPICAL USAGE LEVELS:
0.3 - 2.0% as supplied on total resin solids. 

 
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