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High-gloss, excellent flow and leveling for smooth, defect-free coatings.
Outstanding weather resistance and UV stability for long-term outdoor performance.
Good chemical resistance to solvents, cleaning agents, and mild acids.
Optimized for TGIC-free curing systems, supporting sustainable powder coating formulations.
Consistent batch-to-batch reproducibility and reliable melt viscosity profile.
Architectural aluminum extrusions and curtain wall systems.
Outdoor furniture and garden equipment coatings.
Automotive trim and non-under-hood exterior components.
Industrial metal furniture and storage cabinets.
Electrical enclosures and street lighting housings.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Powder (free-flowing granules) |
| Appearance | Off-white to light beige free-flowing powder |
| Acid Value (mg KOH/g) | 27–31 |
| Gel Time (180 °C, s) | 80–120 |
| Melt Viscosity (200 °C, Pa·s) | 2.5–4.5 |
| Primary Applications | Exterior-grade TGIC-free and HAA-cured powder coatings |
| Key Features | High gloss, UV durability, good overbake resistance |
Q1: What is the primary application of CRYLCOAT 2405-0 in powder coatings?
A: CRYLCOAT 2405-0 is a carboxyl-functional polyester resin designed for use as a binder in TGIC-free, high-gloss, weather-resistant thermosetting powder coatings—particularly suited for architectural and general industrial applications requiring excellent UV stability and mechanical performance.
Q2: Which curing agents is CRYLCOAT 2405-0 typically formulated with?
A: It is commonly crosslinked with hydroxyalkyl amide (HAA) hardeners, such as Primid XL-552 or equivalent alternatives, enabling robust cure profiles at standard powder coating bake schedules (e.g., 180–200 °C for 10–20 minutes).
Q3: How does CRYLCOAT 2405-0 perform in terms of weather resistance and gloss retention?
A: As a medium-to-high molecular weight, aromatic-aliphatic polyester, it delivers strong long-term UV resistance and excellent gloss retention under accelerated weathering tests (e.g., QUV and Xenon Arc), making it well-suited for exterior applications exposed to sunlight and moisture.
Q4: Is CRYLCOAT 2405-0 compatible with common flow agents, degassing agents, and texturing additives?
A: Yes—it demonstrates good compatibility with standard powder coating additives including benzoin (for degassing), acrylic flow agents, and matting agents, supporting formulation flexibility for both smooth and textured finishes without compromising film integrity.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
