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REAFREE® 4781

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Product overview
Saturated carboxylated polyester for combination with Triglycidylisocyanurate type hardener. Suitable for the formulations of standard durability thermosetting powder coatings. TMA free type.
Performance benefits Excellent Adhesion, Good Balance of Properties, Good Flexibility, Good outdoor durability, High Impact Resistance
Application benefits High Gloss, Medium Reactivity
Sustainability benefits Organo-Tin Free
Market Architectural, Industrial Metal
Segment General Metal
Resin crosslinker 93/7
Curing conditions 15/180
Gardner Color, 50% ( ASTM D-1544) max.2
Glass transition temperature approx.68
Melt viscosity at 165°C, Pa.s ( ICI - DIN 53229) 20-35
Acid Value, mg KOH/g ( ASTM D-1639) 33-38
Chemistry description Saturated Carboxylated Polyester / TGIC