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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 and low melt viscosity for smooth extrusion.
Architectural aluminum extrusions (e.g., window frames, curtain walls).
Automotive exterior trim and non-under-hood components.
Outdoor furniture and garden equipment coatings.
General industrial metal finishing requiring durable decorative finishes.
Consumer electronics enclosures exposed to ambient conditions.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Pale yellow to light amber solid granules |
| Appearance | Free-flowing, homogeneous granules |
| Acid Value (mg KOH/g) | 28–32 |
| Gardner Color (10% w/w in MEK) | ≤ 2 |
| Melt Viscosity (200 °C, Pa·s) | 25–40 |
| Softening Point (°C, Ring & Ball) | 78–84 |
| Primary Applications | Exterior-grade TGIC-free and hybrid powder coatings |
Q1: What is the primary application of CRYLCOAT E 04347 in powder coatings?
A: CRYLCOAT E 04347 is a carboxyl-functional polyester resin designed for use as a binder in TGIC-free, high-gloss, and weather-resistant thermosetting powder coatings—particularly suited for architectural and general industrial metal finishing.
Q2: Which crosslinkers is CRYLCOAT E 04347 typically formulated with?
A: It is commonly crosslinked with hydroxyalkyl amides (HAA), such as Primid XL-552, enabling robust cure profiles at standard powder coating temperatures (180–200 °C). Compatibility with alternative TGIC-free systems may be evaluated on a case-by-case basis.
Q3: How does CRYLCOAT E 04347 contribute to weather resistance in finished coatings?
A: Its molecular design delivers excellent UV stability and hydrolytic resistance, supporting long-term gloss retention and color stability in outdoor applications—consistent with performance expectations for premium architectural powder coatings.
Q4: Is CRYLCOAT E 04347 suitable for low-cure or ultra-low-cure powder formulations?
A: While optimized for conventional cure schedules, it can be adapted to reduced-cure conditions through formulation adjustments—including catalyst selection and resin blending—but full performance validation under ultra-low-cure conditions requires dedicated testing.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
