K-KAT 6212

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.