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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, acids, and household cleaners.
Optimized reactivity for efficient curing with TGIC or HAA-based crosslinkers.
Low viscosity enables high-solids formulation and improved application efficiency.
Architectural aluminum extrusions (e.g., window frames, curtain walls).
Automotive exterior trim and decorative components.
Outdoor furniture and garden equipment coatings.
Appliance housings requiring durable, aesthetic finishes.
General industrial metal coatings for corrosion protection and aesthetics.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Free-flowing white to off-white powder |
| Appearance | Free-flowing granular powder |
| Acid Value (mg KOH/g) | 34–38 |
| Gel Time (180°C, seconds) | 80–120 |
| Tg (°C, DSC) | 68–72 |
| Primary Applications | Exterior-grade thermoset powder coatings |
| Key Features | High gloss, weather resistance, TGIC/HAA compatible |
Q1: What is the primary application of CRYLCOAT 1622-0 in powder coatings?
A: CRYLCOAT 1622-0 is a carboxyl-functional polyester resin designed for use as a binder in TGIC-free, high-gloss, exterior-grade thermosetting powder coatings—particularly where excellent weather resistance, mechanical durability, and smooth film formation are required.
Q2: Is CRYLCOAT 1622-0 compatible with common crosslinkers used in powder coatings?
A: Yes—it is specifically formulated to react efficiently with standard epoxy-functional crosslinkers such as triglycidyl isocyanurate (TGIC) and hydroxyalkyl amide (HAA) systems, offering good storage stability and balanced cure kinetics under typical industrial baking conditions.
Q3: How does CRYLCOAT 1622-0 perform in terms of UV resistance and gloss retention?
A: As a high-purity, low-impurity aromatic polyester, it delivers strong long-term UV stability and exceptional gloss retention in outdoor applications—making it suitable for architectural and industrial metal substrates exposed to demanding environmental conditions.
Q4: What are the recommended handling and storage conditions for this resin?
A: Store in original sealed packaging in a cool, dry place away from direct sunlight and sources of heat or ignition. Avoid prolonged exposure to moisture or elevated temperatures prior to processing, as this may affect flow behavior and reactivity during extrusion and curing.
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E-mail: wangxingqiang@ericwchem.com
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