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High-gloss, excellent flow and leveling for smooth, defect-free coatings.
Outstanding chemical resistance, particularly to solvents and household cleaners.
Excellent UV stability and long-term color retention in outdoor applications.
Good compatibility with standard TGIC and hydroxyalkylamide (HAA) curing agents.
Optimized molecular weight distribution for balanced reactivity and storage stability.
Architectural aluminum extrusions for façades and window frames.
Automotive trim and non-structural exterior components.
Outdoor furniture and garden equipment coatings.
Consumer electronics housings requiring durable, aesthetic finishes.
General industrial metal parts exposed to moderate weathering conditions.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Free-flowing granular solid |
| Appearance | Off-white to light beige granules |
| Primary Applications | Thermosetting powder coatings (TGIC and HAA-cured) |
| Key Features | High gloss, UV resistance, chemical resistance, good flow |
| Benefits | Superior durability, consistent film formation, low curing energy demand |
| Storage Stability | ≥6 months at ≤25 °C in original unopened packaging |
| Recommended Cure Schedule | 180–200 °C for 10–20 minutes (depending on system formulation) |
Q1: What is the primary application of CRYLCOAT 4823-0 in powder coating formulations?
A: CRYLCOAT 4823-0 is a carboxyl-functional polyester resin specifically designed for use in TGIC-free, high-gloss, and durable thermosetting powder coatings—particularly suited for indoor architectural and general industrial applications where excellent flow, leveling, and mechanical performance are required.
Q2: Is CRYLCOAT 4823-0 compatible with standard epoxy-based curing agents?
A: No—CRYLCOAT 4823-0 is formulated for use with triglycidyl isocyanurate (TGIC) or alternative TGIC-free curing agents such as β-hydroxyalkyl amides (HAA), not conventional epoxy resins. Its carboxyl functionality enables crosslinking with these specific hardeners.
Q3: How does CRYLCOAT 4823-0 perform in terms of weather resistance and UV stability?
A: As a standard aromatic polyester, CRYLCOAT 4823-0 offers good mechanical and chemical resistance but is not intended for long-term exterior exposure without additional stabilization. For outdoor applications, it is typically blended with more UV-resistant resins or used with appropriate HALS and UV absorbers.
Q4: What are the recommended storage conditions to maintain resin integrity?
A: Store in original unopened containers in a cool, dry, and well-ventilated area, away from direct sunlight and sources of heat or ignition. Avoid prolonged exposure to temperatures above 35 °C, and ensure containers remain tightly sealed to prevent moisture absorption or contamination.
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E-mail: wangxingqiang@ericwchem.com
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