High hydroxyl functionality for excellent crosslinking efficiency with melamine and polyisocyanate curing agents.
Low VOC formulation compliant with stringent environmental regulations including EU Directive 2004/42/EC.
Outstanding gloss retention and color stability under UV exposure and weathering conditions.
Good compatibility with common solvent-based acrylic and polyester resin systems.
Optimized molecular weight distribution for balanced flow, leveling, and film hardness development.
Automotive OEM clearcoats and basecoats requiring high durability and optical clarity.
Industrial maintenance coatings for metal substrates in architectural and transportation sectors.
High-performance coil coatings demanding excellent formability and corrosion resistance.
Powder coating hybrid systems where solution acrylics enhance flow and edge coverage.
Refinish coatings for premium automotive and heavy-duty equipment applications.
| Chemical Type | Hydroxyl-functional acrylic copolymer |
| Product Form | Liquid, solvent-borne |
| Appearance | Clear, pale yellow liquid |
| Primary Applications | OEM automotive coatings, industrial finishes, coil coatings |
| Key Features | High OH value, low viscosity, excellent weatherability |
| Recommended Solvents | Aromatic hydrocarbons, esters, ketones |
| Storage Stability | ≥12 months at 25°C in sealed containers |
| Regulatory Compliance | REACH registered;不含邻苯二甲酸盐、APEO及重金属 |
Q1: What is the primary function of SETALUX 1190 SS-61 in coating formulations?
A: SETALUX 1190 SS-61 is a hydroxyl-functional acrylic resin designed as a reactive binder in two-component polyurethane and polyester-based 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 1190 SS-61 compatible with common isocyanate crosslinkers?
A: Yes — it is formulated for compatibility with standard aliphatic isocyanate crosslinkers, including HDI-based trimer and biuret types. Optimal performance is achieved when used with low-viscosity, non-yellowing isocyanates in solventborne and high-solids coatings.
Q3: How does SETALUX 1190 SS-61 perform in terms of drying and curing behavior?
A: As a medium-to-high hydroxyl value acrylic resin, it enables rapid ambient or forced-dry cure profiles when paired with suitable isocyanates. It supports good through-cure and development of mechanical properties without excessive pot life reduction in typical formulation ranges.
Q4: Can SETALUX 1190 SS-61 be used in both solventborne and high-solids coating systems?
A: Yes — it is specifically engineered for solventborne architectures and performs well in high-solids formulations where viscosity control and VOC compliance are key considerations. Its molecular design balances reactivity, flow, and film integrity across these platforms.
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