Description

YK550 is a glycidyl containing solid acrylic resin can be used in HAA or TGIC powder coating system to provide low gloss 5%(60°) and excellent weather-resistance. YK550 can be mixed with various carboxyl polyester resins and exterior durable polyester powder coatings with low gloss of 5 -70%(60°).The gloss can be adjusted with different amount of TGIC or HAA or YK550.

 

Specification

Appearance	Transparent or nearly colorless  powder or granule
Epoxy quivalent（g/mol）	550-650
Softening point (℃)	105-135℃
viscosity	220c/pa.s
Volatile	＜1%

 

Orientation Formulation

Refer to the formula	Gloss（7-15%）	Gloss（15-20%）
Pure polyester (20-40 ACID value)	450	450
YK550	120	150
Matt Barium sulfate	300	300
Titanium dioxide	100	100
Flowing agent	12	12
brightener	12	12
Benzoin	3	3
Pigment	Add some	Add some

Add some TGIC to increase the gloss.

 

Package & Storage 

1．Packaging with woven bags. Net weight 25kg per bag.

2．Shelf life of this product under above conditions is at least 1 years.

3．Store in cool dry place to avoid caking. Keep package closed after using. Keep away from heat and fire.