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High hydroxyl functionality for excellent crosslinking density with melamine and polyisocyanate curing agents.
Low viscosity in high-solids formulations, enabling efficient spray application and reduced VOC emissions.
Superior weather resistance and UV stability, supporting long-term gloss and color retention.
Excellent compatibility with common acrylic, polyester, and cellulose ester resins in multi-resin systems.
Consistent batch-to-batch performance ensured by Allnex’s stringent quality control and GMP-aligned manufacturing.
Automotive OEM topcoats and clearcoats requiring high durability and appearance.
Industrial maintenance coatings for metal substrates exposed to harsh environments.
Powder coating hybrid systems where solution-based acrylics enhance flow and film formation.
High-performance coil coatings demanding excellent flexibility and corrosion resistance.
Refinish coatings for premium automotive and heavy-duty equipment repair.
| Chemical Type | Hydroxyl-functional acrylic copolymer |
| Product Form | Liquid resin solution |
| Appearance | Clear, pale yellow liquid |
| Solvent System | Standard aromatic/ester blend (e.g., xylene, butyl acetate) |
| Non-Volatile Content (wt%) | 60 ± 1 % |
| Hydroxyl Value (mg KOH/g) | 95 – 105 |
| Acid Value (mg KOH/g) | < 5 |
| Viscosity (mPa·s at 25°C) | 1,800 – 2,400 |
Q1: What is the primary function of SETALUX XCS 2606 BA-60 in coating formulations?
A: SETALUX XCS 2606 BA-60 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, hardness development, and chemical resistance while maintaining good gloss and clarity.
Q2: Is this resin compatible with common isocyanate crosslinkers used in industrial coatings?
A: Yes, SETALUX XCS 2606 BA-60 is formulated for compatibility with standard aliphatic isocyanate crosslinkers, including HDI-based trimer and biuret types. It supports robust gel-free pot life and efficient cure at ambient or elevated temperatures, depending on catalyst selection and formulation design.
Q3: How does SETALUX XCS 2606 BA-60 perform in terms of weathering and UV stability?
A: As an acrylic-based hydroxyl resin, it offers inherent resistance to UV degradation and yellowing, making it suitable for high-durability exterior applications such as automotive clearcoats, industrial maintenance finishes, and architectural topcoats where long-term gloss retention and color stability are critical.
Q4: Can this resin be used in low-VOC or solvent-reduced systems?
A: Yes — SETALUX XCS 2606 BA-60 is supplied in a medium-polarity solvent blend that enables formulation flexibility. It can be adapted into low-VOC compliant systems through solvent optimization and is often selected for high-solids or hybrid solvent/water-reducible designs without compromising reactivity or film integrity.
Q5: What are typical handling and storage recommendations for this resin?
A: Store in tightly sealed containers under cool, dry conditions away from direct sunlight and strong oxidizers. Avoid prolonged exposure to moisture or elevated temperatures prior to use. For optimal performance, process within recommended shelf life and follow standard industrial hygiene practices for organic solvents and reactive resins.
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