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High hydroxyl functionality for efficient crosslinking with melamine and polyisocyanate curing agents.
Excellent compatibility with common solventborne and high-solids coating systems.
Provides outstanding gloss retention, color stability, and UV resistance in demanding topcoats.
Engineered for low viscosity and good flow/leveling characteristics without excessive solvent demand.
Consistent batch-to-batch performance supported by rigorous quality control and ISO-certified manufacturing.
Automotive OEM and refinish clearcoats and basecoats.
Industrial maintenance coatings for metal substrates.
General-purpose high-performance coil coatings.
Powder coating hybrid systems requiring hydroxyl functionality.
Plastic coatings for automotive interior and exterior trim.
| Chemical Type | Hydroxyl-functional acrylic copolymer |
| Product Form | Liquid resin solution |
| Appearance | Clear, pale yellow liquid |
| Solvent System | Aromatic-free (typically xylene/PGMEA or similar) |
| Hydroxyl Value (mg KOH/g) | 85–95 |
| Acid Value (mg KOH/g) | < 5 |
| Non-Volatile Content (% wt) | 55–60 |
| Viscosity (DIN 4, 23°C, mPa·s) | 3,000–5,000 |
Q1: What is the primary function of SETALUX 57-1460 in coating formulations?
A: SETALUX 57-1460 is a hydroxyl-functional acrylic resin designed to serve as a reactive binder in two-component polyurethane and polyester-based crosslinking systems. It contributes to film formation, enhances hardness and chemical resistance, and supports excellent gloss retention and weatherability in high-performance topcoats.
Q2: Which types of crosslinkers are compatible with this resin?
A: SETALUX 57-1460 is formulated for use with standard aliphatic isocyanate crosslinkers, including HDI-based trimer and biuret types. It also demonstrates good reactivity with melamine-formaldehyde resins under appropriate catalysis and cure conditions, making it suitable for both ambient- and forced-dry applications.
Q3: How does SETALUX 57-1460 perform in terms of viscosity and solubility?
A: The resin exhibits low to medium solution viscosity in common organic solvents such as xylene, mineral spirits, and ester blends, enabling easy incorporation into solventborne formulations. Its solubility profile supports good compatibility with other acrylics, cellulose derivatives, and typical coating additives without risk of haze or phase separation.
Q4: Is this resin suitable for automotive refinish or OEM applications?
A: Yes — SETALUX 57-1460 is widely used in demanding automotive refinish topcoats where balance of sandability, clarity, and durability is critical. Its hydroxyl functionality and molecular design support robust crosslink density and long-term UV stability, aligning with performance expectations in both refinish and select OEM trim coating systems.
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