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High reactivity with triglycidyl isocyanurate (TGIC) for fast-cure powder coatings.
Excellent flow and leveling properties enabling smooth, high-gloss finishes.
Superior mechanical performance including hardness, flexibility, and impact resistance.
Good weathering resistance suitable for indoor and moderate outdoor applications.
Consistent batch-to-batch reproducibility meeting stringent industrial quality standards.
Architectural aluminum extrusions for curtain walls and window frames.
Appliance coatings for refrigerators, washing machines, and ovens.
Office furniture and metal shelving systems.
Light industrial equipment housings and enclosures.
General-purpose decorative powder coatings on steel and aluminum substrates.
| Chemical Type | Carboxy-functional saturated polyester |
| Product Form | White to off-white free-flowing powder |
| Appearance | Free-flowing granular solid |
| Acid Value (mg KOH/g) | 34–38 |
| Gardner Color (on 50% solution in xylene) | ≤ 2 |
| Melt Viscosity (at 200°C, mPa·s) | 4,000–6,000 |
| Softening Point (°C, ASTM E28) | 78–84 |
| Primary Applications | TGIC-cured decorative powder coatings |
Q1: What is the primary application of CRYLCOAT 1671-0 in powder coatings?
A: CRYLCOAT 1671-0 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.
Q2: Which curing agents is CRYLCOAT 1671-0 typically crosslinked with?
A: This resin is formulated to react efficiently with standard epoxy-curing agents such as glycidyl ether-based hardeners (e.g., Araldite PT 810), enabling robust film formation without TGIC or other hazardous accelerators.
Q3: How does CRYLCOAT 1671-0 perform under outdoor exposure conditions?
A: As a high-molecular-weight, aromatic-aliphatic polyester, it delivers strong UV stability and resistance to chalking and gloss loss, making it suitable for exterior architectural and industrial applications demanding long-term durability.
Q4: Is CRYLCOAT 1671-0 compatible with common powder coating additives?
A: Yes—it shows good compatibility with standard flow promoters, degassing agents, and texturing additives used in commercial powder formulations, though optimal performance requires evaluation within the full system during development.
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E-mail: wangxingqiang@ericwchem.com
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