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High-gloss, excellent flow and leveling for premium surface aesthetics.
Outstanding weather resistance and UV stability for long-term outdoor performance.
Good chemical resistance to solvents, cleaning agents, and mild acids.
Optimized reactivity for efficient curing with TGIC-free or low-TGIC powder coating systems.
Consistent batch-to-batch reproducibility supporting reliable industrial manufacturing.
Architectural aluminum extrusions for façades and curtain walls.
Outdoor furniture and garden equipment coatings.
Agricultural and construction machinery components.
Street lighting fixtures and traffic infrastructure elements.
Residential and commercial fencing and railings.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Free-flowing granular solid |
| Appearance | Off-white to light beige granules |
| Acid Value (mg KOH/g) | 26–30 |
| Gardner Color | ≤ 3 |
| Melt Viscosity (200 °C, Pa·s) | 35–50 |
| Particle Size (D50, µm) | 150–250 |
| Primary Applications | Exterior-grade TGIC-free and low-TGIC thermosetting powder coatings |
Q1: What is the primary application of CRYLCOAT 2427-2 in powder coatings?
A: CRYLCOAT 2427-2 is a carboxyl-functional polyester resin specifically designed for use in TGIC-free, high-gloss, and durable thermoset powder coatings—particularly for indoor architectural and general industrial applications where excellent flow, leveling, and mechanical performance are required.
Q2: Is CRYLCOAT 2427-2 compatible with common crosslinkers other than TGIC?
A: Yes, it is formulated for compatibility with alternative crosslinkers such as hydroxyalkyl amides (HAA), particularly Primid® XL-552, enabling robust TGIC-free formulations with good storage stability and curing efficiency under standard powder coating conditions.
Q3: How does CRYLCOAT 2427-2 contribute to film appearance and surface properties?
A: It delivers exceptional melt viscosity control and low melt elasticity, supporting superior flow, high gloss retention, and smooth surface aesthetics—even on complex substrates—while maintaining strong adhesion and resistance to chipping and abrasion after cure.
Q4: What handling or storage precautions should be observed for this resin?
A: Store in a cool, dry place away from direct sunlight and moisture. Keep containers tightly sealed when not in use. Avoid prolonged exposure to elevated temperatures prior to processing, as this may affect flow behavior and shelf life stability.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
