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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, acids, and alkalis in cured coatings.
Compatible with standard TGIC and hydroxyalkylamide (HAA) curing agents.
Optimized molecular weight distribution for balanced reactivity and storage stability.
Architectural aluminum extrusions (curtain walls, windows, façades).
Automotive trim and non-under-hood exterior components.
Outdoor furniture and garden equipment coatings.
General industrial metal finishing requiring durability and gloss retention.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Powder (free-flowing granules) |
| Appearance | White to off-white free-flowing powder |
| Acid Value (mg KOH/g) | 28–34 |
| Gardner Color | ≤ 2 |
| Melt Viscosity (200 °C, Pa·s) | 3,500–5,500 |
| Primary Applications | Exterior-grade thermosetting powder coatings |
| Key Features | High gloss, weather resistance, chemical resistance, cure flexibility |
Q1: What is the primary application of CRYLCOAT 1660-0 in powder coatings?
A: CRYLCOAT 1660-0 is a carboxyl-functional polyester resin specifically designed for use in TGIC-free, high-gloss, and durable thermosetting powder coatings—particularly for indoor and moderate outdoor applications such as office furniture, household appliances, and architectural interior components.
Q2: Is CRYLCOAT 1660-0 compatible with common crosslinkers used in powder coatings?
A: Yes, it is formulated to react efficiently with standard epoxy-functional crosslinkers, including glycidyl ester (GMA) acrylics and triglycidyl isocyanurate (TGIC), enabling robust cure profiles and excellent film properties across a range of curing conditions.
Q3: How does CRYLCOAT 1660-0 contribute to powder coating performance?
A: It delivers balanced flow and leveling, good mechanical resistance, and enhanced UV stability compared to standard polyester resins—supporting high-gloss retention and reduced yellowing in interior-facing applications.
Q4: What handling or storage precautions should be observed?
A: Store in a cool, dry place away from direct sunlight and sources of heat or ignition. Keep containers tightly sealed to prevent moisture absorption and avoid prolonged exposure to humid environments, which may affect flow behavior during extrusion.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
