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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 standard TGIC or hydroxyalkylamide (HAA) hardeners.
Low viscosity enabling high-solids formulation and improved transfer efficiency in powder coating applications.
Architectural aluminum extrusions for curtain walls and window frames.
Appliance housings including refrigerators, washing machines, and ovens.
Outdoor furniture and garden equipment requiring durable decorative finishes.
Automotive non-critical exterior components such as trim, grilles, and brackets.
General industrial metal goods including HVAC units and electrical enclosures.
| Chemical Type | Carboxyl-functional saturated polyester resin |
| Product Form | Powder (free-flowing granules) |
| Appearance | White to off-white free-flowing powder |
| Acid Value (mg KOH/g) | 27–33 |
| Gel Time (180 °C, sec) | 120–160 (with 5% TGIC) |
| Particle Size (D50, µm) | 30–40 |
| Tg (°C, DSC) | 62–68 |
| Primary Applications | Standard and super-durable powder coatings for architectural and industrial use |
Q1: What is the primary application of CRYLCOAT 2689-0 in powder coatings?
A: CRYLCOAT 2689-0 is a carboxyl-functional polyester resin specifically designed for use in TGIC-free and HAA-cured architectural and industrial powder coating systems, offering excellent flow, gloss retention, and weather resistance.
Q2: How does CRYLCOAT 2689-0 perform under UV exposure and outdoor conditions?
A: This resin delivers robust UV stability and long-term color and gloss retention when formulated with appropriate pigments and stabilizers, making it suitable for exterior applications requiring high durability and resistance to chalking or fading.
Q3: Is CRYLCOAT 2689-0 compatible with standard curing agents used in polyester-based powder coatings?
A: Yes — it is fully compatible with common hydroxyalkyl amide (HAA) crosslinkers and exhibits good reactivity and storage stability in formulations intended for standard industrial curing schedules (e.g., 180–200 °C for 10–20 minutes).
Q4: What are the recommended handling and storage conditions for this resin?
A: Store in a cool, dry place below 30 °C, away from direct sunlight and moisture. Keep containers tightly sealed to prevent humidity uptake, which may affect powder flow and cure performance.
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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
