matting agent for hybrid powder coatings

jietonda® k7232 is a wax-free, synthetic resin based matting hardener designed for hybrid powder coatings to provide 3-40%(60°) of gloss. powder coatings formulated with k7232 has excellent impact resistance, surface hardness and scratch resistance.it fits for 5050 or 6040 hybrid powder coatings .

1. typical properties

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

2. characteristics
　 ● excellent matting finish with fine smooth flow, gloss as low as 2%(60°) or lower.
　 ● reaction with binder, much stronger film hardness and scratch resistance.
　 ● with reaction group, strengthen the film adhesion.
　 ● wide range of applicability to polyester resins.

3. use method & levels
　 ● premix k7232 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.
　 ● k7232 reacts with epoxy resin, the ratio of k7232/epoxy is 1:2.5

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 surface leveling.