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High hydroxyl functionality for excellent crosslink density with melamine and polyisocyanate curing agents.
Optimized molecular weight distribution for superior flow, leveling, and gloss development in high-performance coatings.
Low volatile organic compound (VOC) content, supporting compliance with stringent environmental regulations.
Excellent compatibility with common solvent-based and high-solids coating systems.
Enhanced weathering resistance and UV stability for durable exterior applications.
Automotive OEM topcoats and clearcoats.
Industrial maintenance coatings for metal substrates.
High-gloss appliance finishes.
General-purpose coil coatings.
Refinish coatings requiring fast cure and high durability.
| Chemical Type | Hydroxyl-functional acrylic copolymer |
| Product Form | Liquid resin solution |
| Appearance | Clear, pale yellow liquid |
| Primary Applications | OEM automotive, industrial, and refinish coatings |
| Key Features | High OH value, low VOC, excellent compatibility |
| Benefits | Superior hardness, gloss, and chemical resistance after cure |
| Solvent System | Xylene / butyl acetate blend (typical) |
| Hydroxyl Value (mg KOH/g) | 60–68 |
Q1: What is the primary function of SETALUX 1204 XS-60 in coating formulations?
A: SETALUX 1204 XS-60 is a hydroxyl-functional acrylic resin designed to serve as a reactive binder in two-component polyurethane (2K PU) and other crosslinking systems. It contributes to film formation, enhances hardness and chemical resistance, and supports excellent gloss retention and weatherability in high-performance topcoats.
Q2: Is SETALUX 1204 XS-60 compatible with common isocyanate crosslinkers?
A: Yes — it is specifically formulated for compatibility with aliphatic isocyanate crosslinkers, including HDI-based trimer and biuret types. Its hydroxyl functionality and molecular architecture support efficient curing, good pot life, and balanced reactivity under standard industrial application conditions.
Q3: How does SETALUX 1204 XS-60 perform in terms of viscosity and solvent sensitivity?
A: It is supplied as a medium-solids solution with low-to-moderate viscosity in standard aromatic and aliphatic solvent blends, offering good handling and adjustment flexibility. Viscosity is readily tunable with common thinners, and the resin exhibits stable behavior across typical formulation pH and temperature ranges encountered in industrial coating operations.
Q4: Can SETALUX 1204 XS-60 be used in low-VOC or high-solids coatings?
A: Yes — its formulation supports high-solids applications and can be adapted for reduced-VOC systems when paired with appropriate solvents and crosslinkers. Formulators commonly use it in solventborne systems targeting VOC levels aligned with regional regulatory expectations for industrial and automotive refinish coatings.
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E-mail: wangxingqiang@ericwchem.com
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