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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, acids, and household cleaners.
Optimized for low-cure temperature powder coating systems (160–180 °C).
Consistent batch-to-batch reproducibility and reliable processing behavior.
Architectural aluminum extrusions and curtain wall systems.
Outdoor furniture and garden equipment coatings.
Automotive exterior trim and non-under-hood components.
General industrial metal finishing requiring durable decorative finishes.
White goods and appliance front panels exposed to ambient conditions.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Free-flowing granular solid |
| Appearance | Off-white to light beige granules |
| Acid Value (mg KOH/g) | 27–31 |
| Gardner Color (10% in MIBK) | ≤ 2 |
| Melt Viscosity (200 °C, Pa·s) | 40–60 |
| Softening Point (°C, Ring & Ball) | 68–74 |
| Primary Applications | Exterior-grade thermosetting powder coatings |
Q1: What is the primary application of CRYLCOAT 2425-0 in powder coatings?
A: CRYLCOAT 2425-0 is a carboxyl-functional polyester resin specifically designed for use in TGIC-free and HAA-cured architectural and industrial powder coating systems, offering balanced flow, mechanical durability, and excellent weather resistance.
Q2: Is CRYLCOAT 2425-0 compatible with standard curing agents used in polyester-based powder coatings?
A: Yes — it is formulated for compatibility with common hydroxyalkyl amide (HAA) crosslinkers and can also be used with alternative non-TGIC co-reactants, supporting robust cure profiles under typical powder coating baking conditions (e.g., 180–200 °C for 10–20 minutes).
Q3: How does CRYLCOAT 2425-0 perform in terms of UV stability and gloss retention?
A: As a high-purity, low-yellowing polyester, it delivers strong long-term UV resistance and maintains high initial gloss with minimal chalking or fading after accelerated weathering exposure, making it suitable for exterior applications requiring extended service life.
Q4: Can CRYLCOAT 2425-0 be blended with other resins to modify film properties?
A: Yes — it is commonly blended with complementary polyester or acrylic resins to fine-tune flexibility, hardness, or surface appearance, though compatibility and final performance should be verified through small-scale formulation trials and curing optimization.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
