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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.
Optimized for TGIC-free curing systems, supporting sustainable powder coating formulations.
Consistent reactivity and narrow molecular weight distribution for reliable process control.
Good mechanical properties including flexibility and impact resistance after curing.
Architectural aluminum extrusions (e.g., window frames, façade panels).
Automotive exterior trim and non-under-hood components.
Outdoor furniture and garden equipment coatings.
Steel and aluminum utility enclosures and street furniture.
General industrial metal finishing requiring durable, decorative finishes.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Pale yellow to light amber granules |
| Appearance | Free-flowing solid granules |
| Acid Value (mg KOH/g) | 27–31 |
| Gardner Color (meq/100 g) | ≤ 3 |
| Melt Viscosity (Pa·s at 200 °C) | 2,500–3,500 |
| Softening Point (°C, Ring & Ball) | 78–84 |
| Key Features | TGIC-free compatibility, high weatherability, low yellowing |
Q1: What is the primary application of CRYLCOAT 2498-0 in powder coatings?
A: CRYLCOAT 2498-0 is a carboxyl-functional polyester resin specifically designed for use in TGIC-free, high-gloss, decorative powder coatings—particularly where excellent flow, leveling, and long-term weather resistance are required.
Q2: Is CRYLCOAT 2498-0 compatible with common curing agents used in polyester-based powder systems?
A: Yes—it is formulated to react efficiently with standard epoxy-functional crosslinkers such as glycidyl ester (GMA) acrylics and other epoxy-functional resins, enabling robust cure profiles across typical industrial baking conditions.
Q3: How does CRYLCOAT 2498-0 perform under outdoor exposure conditions?
A: It delivers strong UV stability and chalk resistance, making it well-suited for exterior architectural and general industrial applications where sustained gloss retention and color stability are critical.
Q4: Can CRYLCOAT 2498-0 be blended with other polyester resins to modify performance?
A: Yes—formulators commonly blend it with complementary polyester resins to fine-tune properties such as flexibility, impact resistance, or curing speed, though compatibility and final film performance should be verified through lab-scale trials.
Q5: What handling precautions should be observed during storage and processing?
A: Store in a cool, dry place away from direct sunlight and moisture. Keep containers tightly sealed to prevent humidity uptake, which may affect flow behavior and electrostatic charging during powder application.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
