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High-gloss, durable finish with excellent flow and leveling characteristics.
Optimized for TGIC-free powder coating systems, supporting sustainable formulation strategies.
Outstanding UV resistance and long-term color retention in outdoor applications.
Good mechanical properties including impact resistance and flexibility on metal substrates.
Consistent batch-to-batch reproducibility and reliable curing performance across standard oven profiles.
Architectural aluminum extrusions for façades and window frames.
Outdoor furniture and garden equipment coatings.
Agricultural and construction machinery components.
Street lighting poles and traffic signage hardware.
Consumer electronics enclosures requiring weather-resistant finishes.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Pale yellow to light amber granules |
| Appearance | Free-flowing, uniform granular solid |
| Acid Value (mg KOH/g) | 26–30 |
| Gardner Color (on 50% xylene solution) | ≤ 3 |
| Softening Point (°C, Ring & Ball) | 78–84 |
| Molecular Weight (Mn, GPC vs. PS) | 2,800–3,400 |
| Primary Applications | TGIC-free exterior-grade powder coatings |
Q1: What is the primary application of CRYLCOAT 1771-0 in powder coatings?
A: CRYLCOAT 1771-0 is a carboxyl-functional polyester resin designed for use as a binder in TGIC-free, high-gloss, exterior-grade powder coatings—particularly where excellent weather resistance, flexibility, and smooth film formation are required.
Q2: Is CRYLCOAT 1771-0 compatible with common curing agents used in TGIC-free systems?
A: Yes, it is specifically formulated to react efficiently with hydroxyalkyl amide (HAA) crosslinkers such as Primid® XL-552 and similar alternatives, enabling robust cure profiles under standard powder coating baking conditions.
Q3: How does CRYLCOAT 1771-0 perform in terms of UV stability and gloss retention?
A: As a high-purity, aromatic-aliphatic hybrid polyester, it delivers strong resistance to UV-induced chalking and yellowing, supporting long-term gloss retention and color stability in outdoor applications.
Q4: Can CRYLCOAT 1771-0 be blended with other resins to modify performance?
A: Yes, it is commonly blended with complementary polyester or acrylic resins to fine-tune properties such as flow, mechanical toughness, or curing window—though compatibility and formulation balance should be verified experimentally.
Q5: What handling and storage precautions are recommended?
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 and electrostatic charging behavior during application.
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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
