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SA550
Matting agent for durable carboxyl functional polyester powder coatings
Jietonda® SA550 is a glycidyl containing solid acrylic resin designed for applying in exterior durable carboxyl functional polyester powder coatings to provide low gloss of <5%(60°) and excellent weather-resistance.
1. Typical properties
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Appearance
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Pale yellow to white granule
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[visual]
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Soft point (℃)
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115-125
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[Ring & Ball method]
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Epoxy equivalent weight
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625-675
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[ASTM D1652]
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Herein described to be typical properties and do not constitute specification limits.
2. Characteristics
● SA550 can be mixed with various carboxyl functional polyester resins to formulate matte, one shot, and exterior durable polyester powder coatings with low gloss of 5 -70%(60°).
● The gloss can be adjusted by replacing part of SA550 with TGIC or HAA .
● Some cure catalysts such as 2-phenyl-imidazoline and quaternary ammonium salts may improve coatings mechanical and surface performance in SA550 system.
3. Use method & levels
● Premix SA550 with other components of the formula before extrusion.
● Recommend to design formula by weight parts of 70/30 [resin to SA550] for pure polyester resin with AV ca.34mg KOH/g.
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 to avoid caking. Keep package closed after using. Keep away from heat and fire.
● Based on our experience the shelf life of this product under above conditions is at least 2 years.
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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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