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High hydroxyl functionality for robust crosslinking with melamine and polyisocyanate curing agents.
Excellent compatibility with common solventborne and high-solids coating systems.
Provides outstanding gloss retention, hardness development, and chemical resistance in cured films.
Designed for low-viscosity formulation flexibility without sacrificing film performance.
Consistent batch-to-batch reproducibility meeting stringent Allnex quality control standards.
Automotive OEM clearcoats and basecoat/clearcoat systems.
Industrial maintenance coatings for metal substrates.
General-purpose coil coatings requiring durability and weatherability.
High-performance appliance finishes (refrigerators, washing machines).
Refinish coatings for automotive and heavy-duty equipment.
| Chemical Type | Hydroxyl-functional acrylic copolymer |
| Product Form | Liquid resin solution |
| Appearance | Clear, colorless to pale yellow liquid |
| Solvent System | Xylene / butyl acetate blend |
| Non-Volatile Content (wt%) | 70 ± 1% |
| Hydroxyl Value (mg KOH/g) | 145 – 155 |
| Acid Value (mg KOH/g) | < 5 |
| Viscosity (25°C, mPa·s) | 800 – 1,200 |
Q1: What is the primary function of SETALUX 1272 SS-70 in coating formulations?
A: SETALUX 1272 SS-70 serves as a hydroxyl-functional acrylic resin designed to act as a reactive binder in two-component polyurethane and polyester-based systems. It contributes to film formation, enhances crosslink density, and supports key performance attributes such as hardness, chemical resistance, and gloss retention.
Q2: Is SETALUX 1272 SS-70 compatible with common isocyanate crosslinkers?
A: Yes, it is formulated for compatibility with standard aliphatic and aromatic isocyanate crosslinkers, including HDI trimer, IPDI biuret, and TDI-based hardeners. Optimal performance is achieved when matched with low-viscosity, high-functionality isocyanates suitable for ambient or forced-dry curing conditions.
Q3: How does SETALUX 1272 SS-70 support regulatory compliance in industrial coatings?
A: As a solvent-borne hydroxyl acrylic resin, it enables formulators to meet VOC reduction targets through optimized solids content and viscosity control. It contains no intentionally added heavy metals, formaldehyde, or alkylphenol ethoxylates, supporting alignment with global environmental and occupational health guidelines for industrial maintenance and protective coatings.
Q4: Can SETALUX 1272 SS-70 be used in high-gloss decorative finishes?
A: Yes — its low polydispersity and controlled molecular architecture promote excellent flow, leveling, and clarity, making it well-suited for high-gloss topcoats in automotive refinish, general industrial, and premium wood applications where aesthetic quality and durability are critical.
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E-mail: wangxingqiang@ericwchem.com
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