High hydroxyl functionality for excellent crosslinking density with isocyanates and melamine resins.
Low viscosity enables easy handling, solvent reduction, and high-solids formulation compatibility.
Outstanding UV resistance and long-term gloss retention in exterior coatings.
Good compatibility with common acrylic, polyester, and cellulose ester resins.
Consistent batch-to-batch performance ensured by strict GMP-controlled polymerization process.
Automotive OEM and refinish topcoats (basecoat/clearcoat systems).
Industrial maintenance coatings for metal substrates.
High-performance architectural coatings requiring weatherability and durability.
Plastic coatings for automotive interior and exterior trim.
Two-component polyurethane protective coatings for machinery and equipment.
| Chemical Type | Hydroxyl-functional acrylic copolymer |
| Product Form | Liquid resin solution |
| Appearance | Clear, pale yellow to colorless liquid |
| Hydroxyl Value (mg KOH/g) | 65–75 |
| Acid Value (mg KOH/g) | < 5 |
| Solids Content (% w/w) | 50 ± 2 (in xylene/butyl acetate 50/50) |
| Viscosity (25°C, mPa·s) | 4,000–6,000 (Brookfield RV, spindle #3, 20 rpm) |
| Density (25°C, g/cm³) | 0.98–1.02 |
Q1: What is the primary function of AC1010C in coating formulations?
A: AC1010C serves as a hydroxyl-functional acrylic resin that acts as a reactive binder in two-component polyurethane and polyester-based coating systems. It contributes to film formation, crosslink density, and enhances mechanical properties such as hardness, flexibility, and chemical resistance.
Q2: Is AC1010C compatible with common isocyanate curing agents?
A: Yes, AC1010C is specifically designed for compatibility with aliphatic and aromatic isocyanate crosslinkers, including HDI trimer, IPDI biuret, and TDI-based adducts. Optimal reactivity and pot life depend on catalyst selection, NCO:OH ratio, and ambient conditions.
Q3: How does AC1010C perform in high-gloss, weather-resistant topcoats?
A: Due to its low polydispersity and controlled molecular architecture, AC1010C supports excellent clarity, gloss retention, and long-term UV stability—making it well-suited for automotive clearcoats, industrial maintenance finishes, and premium architectural coatings exposed to outdoor conditions.
Q4: Can AC1010C be used in solvent-borne, water-borne, and high-solids systems?
A: AC1010C is supplied in organic solvents and is readily adaptable to solvent-borne and high-solids formulations. For water-borne applications, it may be incorporated via emulsification or hybrid dispersion techniques—though formulation adjustments and compatibility testing are recommended prior to scale-up.
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