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High hydroxyl functionality for robust crosslinking with melamine and polyisocyanate curing agents.
Excellent compatibility with common solvent-based coating systems and low-VOC formulations.
Superior gloss retention and weather resistance in exterior topcoat applications.
Balanced molecular weight distribution enabling good flow, leveling, and film formation.
Designed for high-solids coatings without compromising viscosity control or application performance.
Automotive OEM and refinish clearcoats and basecoats.
Industrial maintenance coatings for metal substrates.
General-purpose coil coatings requiring durability and UV stability.
High-performance wood finishes for architectural and furniture applications.
Plastic coatings for automotive interior and exterior trim components.
| Chemical Type | Hydroxyl-functional acrylic copolymer |
| Product Form | Liquid resin solution |
| Appearance | Clear, pale yellow liquid |
| Solvent System | Aromatic-free (typically xylene/PGDA or equivalent) |
| Hydroxyl Value (mg KOH/g) | 75–85 |
| Acid Value (mg KOH/g) | < 5 |
| Non-Volatile Content (% wt) | 55–60 |
| Viscosity (DIN 4, 23°C, mPa·s) | 4,000–6,000 |
Q1: What is the primary function of SETALUX 17-1465 in coating formulations?
A: SETALUX 17-1465 serves as a hydroxyl-functional acrylic resin designed to act as a reactive binder in two-component polyurethane and polyester-based coating systems. It contributes to film formation, crosslink density, and final coating performance—including hardness, flexibility, and chemical resistance—when reacted with suitable isocyanate or melamine curing agents.
Q2: Is SETALUX 17-1465 compatible with common solvent-based and high-solids coating systems?
A: Yes, SETALUX 17-1465 is formulated for compatibility with conventional aromatic and aliphatic solvent blends used in industrial coatings. It exhibits good solubility in xylene, butyl acetate, and ester-based solvents, making it suitable for medium-to-high solids solventborne systems where viscosity control and storage stability are critical.
Q3: How does SETALUX 17-1465 compare to other hydroxyl acrylic resins in terms of cure speed and film properties?
A: Due to its tailored hydroxyl value and molecular weight distribution, SETALUX 17-1465 enables balanced reactivity and film development—supporting efficient ambient or forced-dry curing without excessive brittleness. Compared to higher-hydroxyl alternatives, it offers improved flow and leveling; compared to lower-hydroxyl types, it delivers enhanced crosslink density and substrate adhesion in demanding applications such as automotive refinish and industrial maintenance coatings.
Q4: Can SETALUX 17-1465 be used in low-VOC or exempt-solvent formulations?
A: While SETALUX 17-1465 itself is supplied in traditional solvent carriers, it can be adapted into lower-VOC systems through solvent substitution or integration into hybrid architectures—for example, when blended with water-reducible resins or formulated with exempt solvents such as acetone or methyl acetate. Formulators should validate compatibility and performance under target regulatory and application conditions.
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