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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 film formation in high-solids coatings.
Low viscosity in common organic solvents, enabling formulation flexibility and reduced VOC content.
Excellent compatibility with other acrylic resins, polyester resins, and common coating additives.
Consistent batch-to-batch performance supported by rigorous quality control and ISO-certified manufacturing.
Automotive OEM clearcoats and basecoats requiring high gloss and weather resistance.
Industrial maintenance coatings for metal substrates exposed to harsh environments.
General-purpose coil coatings offering excellent formability and corrosion protection.
High-performance can coatings for food and beverage packaging applications.
Refinish coatings used in automotive repair and specialty equipment finishing.
| Chemical Type | Hydroxyl-functional acrylic copolymer |
| Product Form | Liquid resin solution |
| Appearance | Clear, pale yellow liquid |
| Solvent System | Xylene / butyl acetate blend |
| Non-Volatile Content (wt%) | 55–60% |
| Hydroxyl Value (mg KOH/g) | 120–140 |
| Acid Value (mg KOH/g) | < 5 |
| Viscosity (mPa·s, 25°C, #4 spindle @ 20 rpm) | 800–1,200 |
Q1: What is the primary function of Hypomer FS-2060B in coating formulations?
A: Hypomer FS-2060B serves as a hydroxyl-functional acrylic resin designed to act as a reactive co-resin in two-component polyurethane and polyester systems, contributing to crosslink density, film hardness, flexibility, and chemical resistance.
Q2: Is Hypomer FS-2060B compatible with common isocyanate hardeners?
A: Yes, it is formulated for compatibility with standard aliphatic and aromatic isocyanate crosslinkers, including HDI-based and IPDI-based polyisocyanates, and performs well in both solventborne and high-solids PU systems.
Q3: How does FS-2060B compare to conventional hydroxyl acrylic resins in terms of cure speed and pot life?
A: It offers balanced reactivity—enabling efficient ambient or forced-dry curing without significantly shortening pot life under typical formulation conditions. Final cure profile remains adjustable via hardener selection and catalyst use.
Q4: Can FS-2060B be used in low-VOC or water-reducible systems?
A: While primarily developed for solventborne applications, it can be incorporated into high-solids formulations and has demonstrated adaptability in certain water-reducible hybrid systems when properly dispersed and stabilized—formulation optimization is recommended.
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