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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.
Good chemical resistance to solvents, cleaning agents, and mild acids.
Optimized reactivity for efficient curing with TGIC or HAA crosslinkers in powder coatings.
Consistent batch-to-batch reproducibility meeting stringent industrial quality control standards.
Architectural aluminum extrusions (e.g., window frames, curtain walls).
Outdoor furniture and garden equipment coatings.
Agricultural and construction machinery components.
Residential and commercial metal roofing systems.
Light poles, traffic signage, and street infrastructure elements.
| Chemical Type | Carboxyl-functional saturated polyester |
| Product Form | Free-flowing granular solid |
| Appearance | Off-white to light beige granules |
| Primary Applications | Exterior-grade TGIC-free and TGIC-containing powder coatings |
| Key Features | Weather-resistant, high-gloss, low-cure-energy formulation |
| Benefits | Reduced energy consumption during curing; enhanced durability in harsh environments |
| Storage Stability | Stable for ≥12 months at ≤25 °C in original unopened packaging |
| Recommended Crosslinker | TGIC or hydroxyalkyl amide (HAA) |
Q1: What is the primary application of CRYLCOAT 2693-6 in powder coating formulations?
A: CRYLCOAT 2693-6 is a carboxyl-functional polyester resin specifically designed for use in TGIC-free, high-gloss, and semi-gloss thermosetting powder coatings—particularly where excellent flow, leveling, and long-term weather resistance are required, such as for architectural and general industrial metal substrates.
Q2: Which curing agents is CRYLCOAT 2693-6 typically crosslinked with?
A: This resin is formulated to react efficiently with standard epoxy-functional hardeners, including glycidyl ester-based and triglycidyl isocyanurate (TGIC) alternatives. It is not intended for use with hydroxyl- or amine-based curing systems.
Q3: How does CRYLCOAT 2693-6 perform under outdoor exposure conditions?
A: As a medium-to-high molecular weight, aromatic-aliphatic polyester, it delivers robust UV stability and chalk resistance in accelerated weathering tests, supporting durable gloss retention and color stability in exterior applications when properly formulated and cured.
Q4: Is CRYLCOAT 2693-6 suitable for low-cure or energy-efficient powder coating processes?
A: While optimized for standard cure schedules (e.g., 180–200 °C for 10–15 minutes), its reactivity profile allows for partial reduction in time/temperature when combined with reactive co-resins or catalytic additives—though full low-cure performance requires formulation validation.
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E-mail: wangxingqiang@ericwchem.com
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