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K7225
Matting agent for hybrid powder coatings
Jietonda® K7225 is a wax-free, non-reactive and synthetic resin based matting agent designed for hybrid powder coating to provide 5-60%(60°) of gloss. It features suitable to standard curing condition, excellent flow/fineness surface, and outstanding gloss stability after re-extruded operation.
1. Typical properties
Appearance
|
pale yellow powder
|
[visual]
|
Acid value (mg KOH/g)
|
105-120
|
[ASTM D1980]
|
Bulk density (g/l)
|
340-440
|
[GB/T 1636]
|
Herein described to be typical properties and do not constitute specification limits.
2. Characteristics
● Jietonda® K7225 is preferentially recommended as matting agent used in 50/50 type of hybrid powder coatings to provide gloss ranges from 5-60%(60°) .
● Excellent flow.
● Outstanding gloss stability after twice extruded.
● Better gloss-reducing effect at lower use levels.
● Good anti-yellowing.
● Better gloss consistency for both white and black coatings.
● Wide range of applicability to polyester resins.
3. Use method & levels
● Premix K7225Fwith other components of the formula before extrusion.
● The use level is 1-4.5% by weight based on total formula,depends on the gloss required.
4. Package & Storage
● Packaging with PE lined Kraft paper bag. 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.
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Add: 15 Li Dun, North Outskirts of Luan City, Anhui, P, R, China P.C.:237158 | |
Tel: +86-564-3711165 , +86-564-3711777 | |
Fax: +86-564-3711167 | E-mail: jietonda@jietondachem.com |
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