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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.
Excellent chemical resistance to solvents, cleaning agents, and mild acids.
Good compatibility with standard TGIC and hydroxyalkylamide (HAA) curing agents.
Optimized melt viscosity for efficient extrusion and consistent powder coating film formation.
Architectural aluminum extrusions for curtain walls and window frames.
Outdoor furniture and garden equipment requiring durable finishes.
Automotive exterior trim and non-under-hood components.
Consumer electronics enclosures exposed to ambient environmental conditions.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Pale yellow to light amber solid pellets |
| Appearance | Free-flowing granular solid |
| Acid Value (mg KOH/g) | 28–32 |
| Gardner Color | ≤ 3 |
| Melt Viscosity (200 °C, Pa·s) | 3,500–4,500 |
| Softening Point (°C, Ring & Ball) | 78–84 |
| Primary Applications | Exterior-grade thermosetting powder coatings |
Q1: What is the primary application of CRYLCOAT 2494-6 in powder coatings?
A: CRYLCOAT 2494-6 is a carboxyl-functional polyester resin specifically designed for use in TGIC-free, high-gloss, weather-resistant thermosetting powder coatings—particularly for architectural and industrial metal substrates requiring excellent UV stability and long-term color retention.
Q2: Which crosslinkers are compatible with CRYLCOAT 2494-6?
A: This resin is formulated to react efficiently with standard epoxy-functional crosslinkers such as triglycidyl isocyanurate (TGIC) and hydroxyalkyl amide (HAA) systems. It delivers balanced reactivity, flow, and cure response across both chemistries, supporting flexible formulation design.
Q3: How does CRYLCOAT 2494-6 contribute to film performance in outdoor applications?
A: Its molecular structure provides enhanced resistance to chalking, gloss loss, and yellowing under prolonged UV exposure and cyclic weathering. When properly formulated and cured, coatings based on this resin maintain mechanical integrity and aesthetic properties over extended service life in exterior environments.
Q4: What handling or storage considerations apply to this resin?
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 contamination. For optimal performance, use within 12 months of receipt under recommended storage conditions.
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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
