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High-gloss, excellent flow and leveling for premium surface appearance.
Outstanding weather resistance and UV stability for long-term outdoor performance.
Good chemical resistance to solvents, cleaning agents, and mild acids.
Compatible with standard TGIC and hydroxyalkylamide (HAA) curing agents.
Designed for low-cure applications—enables efficient processing at 180–190 °C.
Architectural aluminum extrusions (curtain walls, window frames, façades).
Automotive exterior trim and non-structural components.
Outdoor furniture and garden equipment coatings.
General industrial metal finishing requiring durability and aesthetics.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Free-flowing white to off-white powder |
| Appearance | Homogeneous granular powder |
| Acid Value (mg KOH/g) | 26–30 |
| Gardner Color | ≤ 3 |
| Melt Viscosity (200 °C, Pa·s) | 150–250 |
| Primary Applications | Thermosetting powder coatings for exterior metal substrates |
| Key Features | Weather resistance, gloss retention, smooth film formation |
Q1: What is the primary application of CRYLCOAT 4430-0 in powder coatings?
A: CRYLCOAT 4430-0 is a carboxyl-functional polyester resin specifically designed for use in TGIC-free, high-gloss, weather-resistant thermosetting powder coatings—particularly for architectural and industrial metal finishing applications where excellent flow, leveling, and long-term UV stability are required.
Q2: Which crosslinkers is CRYLCOAT 4430-0 typically formulated with?
A: This resin is optimized for use with hydroxyalkylamide (HAA) crosslinkers, such as Primid XL-552 or equivalent systems, enabling robust cure profiles at standard powder coating bake temperatures (typically 180–200 °C for 10–20 minutes).
Q3: How does CRYLCOAT 4430-0 contribute to film properties in cured coatings?
A: It delivers balanced mechanical performance—including good flexibility, impact resistance, and adhesion—while supporting high gloss retention and exceptional resistance to chalking and color fade under prolonged outdoor exposure.
Q4: Is CRYLCOAT 4430-0 suitable for indoor applications requiring low VOC and no TGIC?
A: Yes—this resin is inherently TGIC-free and contributes to low-VOC, non-hazardous powder formulations. It is widely used in interior applications such as office furniture, appliances, and lighting fixtures where safety, regulatory compliance, and aesthetic consistency are priorities.
Q5: What handling and storage conditions are recommended for optimal shelf life?
A: Store in original unopened containers in a cool, dry, well-ventilated area away from direct sunlight and sources of heat or ignition. Under these conditions, the resin maintains its reactivity and physical properties for up to 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
