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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 or hydroxyalkylamide (HAA) crosslinkers.
Consistent batch-to-batch reproducibility and low volatile organic content (VOC).
Architectural aluminum extrusions for curtain walls and window frames.
Coil coating of pre-painted metal for building panels and roofing.
Automotive exterior trim and under-hood components requiring durable finishes.
Outdoor furniture and garden equipment requiring corrosion and fade resistance.
General industrial metal coatings for appliances and HVAC enclosures.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Free-flowing white to off-white granules |
| Appearance | Homogeneous granular solid |
| Acid Value (mg KOH/g) | 28–32 |
| Molecular Weight (Mn, GPC) | ~2,800–3,200 |
| Softening Point (°C, ASTM D36) | 78–84 |
| Primary Applications | Thermosetting powder coatings (TGIC & HAA systems) |
| Key Features | Weather durability, high gloss retention, smooth film formation |
Q1: What is the primary application of CRYLCOAT E 04375 in powder coatings?
A: CRYLCOAT E 04375 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 metal finishing applications.
Q2: Is CRYLCOAT E 04375 compatible with standard epoxy-based curing agents?
A: No—CRYLCOAT E 04375 is formulated for use with hydroxyalkylamide (HAA) curing agents, not epoxy resins. Its carboxyl functionality enables efficient crosslinking with HAA systems to deliver excellent flow, mechanical performance, and UV stability without TGIC.
Q3: How does CRYLCOAT E 04375 support sustainability goals in powder coating formulations?
A: As a TGIC-free resin, CRYLCOAT E 04375 supports safer handling and reduced regulatory burden. It also enables high transfer efficiency, near-zero VOC emissions, and recyclability of overspray—aligning with circular economy principles in industrial finishing.
Q4: What are key storage and handling recommendations for this resin?
A: Store in a cool, dry place away from direct sunlight and moisture. Keep containers tightly sealed to prevent humidity uptake, which may affect flow behavior and cure response. Avoid prolonged exposure to elevated temperatures prior to processing.
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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
