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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, detergents, and mild acids.
Optimized reactivity for efficient curing with TGIC or HAA crosslinkers in powder coating systems.
Consistent batch-to-batch reproducibility meeting stringent industrial quality requirements.
Architectural aluminum extrusions (e.g., window frames, curtain walls).
Automotive exterior trim and under-hood components.
Outdoor furniture and garden equipment.
Electrical enclosures and telecom cabinets.
Appliance housings requiring durable, decorative finishes.
| 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 (Pa·s, 180 °C) | 3,500–5,500 |
| Particle Size (D50, µm) | 35–55 |
| Storage Stability (25 °C, sealed) | ≥ 6 months |
Q1: What is the primary application of CRYLCOAT E 04482 in powder coatings?
A: CRYLCOAT E 04482 is a carboxyl-functional polyester resin designed for use as a binder in TGIC-free and HAA-cured thermosetting powder coatings, particularly where high gloss, excellent flow, and good mechanical properties are required — commonly applied to architectural aluminum, general industrial metal substrates, and outdoor durable finishes.
Q2: How does CRYLCOAT E 04482 perform under weathering conditions?
A: This resin delivers strong UV resistance and long-term color retention when formulated with appropriate pigments and stabilizers, making it suitable for exterior applications requiring proven durability against sunlight, humidity, and temperature cycling.
Q3: Is CRYLCOAT E 04482 compatible with common crosslinkers used in powder coatings?
A: Yes — it is specifically engineered for compatibility with hydroxyalkyl amide (HAA) crosslinkers such as Primid XL-552 and similar systems, and can also be used with alternative low-VOC or non-TGIC curing agents depending on formulation goals and regulatory requirements.
Q4: What are the typical handling and storage recommendations for this resin?
A: Store in a cool, dry place away from direct sunlight and sources of heat or ignition. Keep containers tightly sealed to prevent moisture uptake. Under recommended conditions, shelf life is typically 12 months from date of manufacture.
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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
