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Matting agent for hybrid powder coatings

Jietonda® K7232D is a resin based matting hardener with epoxy resin as the co-reactant. It is designed for polyester/epoxy mixed powder coating system to provide a minimum of 5% gloss, environmental protection, low smoke, good leveling, and good storage stability .

1. Typical properties

Herein described to be typical properties and do not constitute specification limits.

2. Characteristics
　 ● Excellent matting effect, the lowest gloss can reach 5% (60°)  
　 ● More stable and easy to adjust for gloss.
　 ● Excellent leveling performance and surface fineness;
　 ● Good storage and environmental protection because of low smoke.

3. Use method & levels
　 ● Premix K7232D with other components of the formula before extrusion.
　 ● The use level is 1-5% by weight based on total formula, depends on the gloss required.
　 ● K7232D reacts with epoxy resin, the ratio of K7232D/Epoxy is 1:1.5

4. Package & Storage
　 ● Packaging with PE lined Kraft paper bags. Net weight 25kg per bag.
　 ● Store in temperature between 2-32℃ or cool dry place. Keep away from heat and fire.
　 ● Based on our experience the shelf life of this product under above conditions is at least 2 years.

5. Advisement

　 ● Choose proper accelerator or catalyst to improve the impact resistance, but this will result in unexpected gloss up or worsen the suility to polyester resins.