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High hydroxyl functionality for excellent crosslinking density with melamine and polyisocyanate curing agents.
Outstanding weatherability and UV resistance, suitable for long-term exterior exposure.
Good compatibility with common solvent-based acrylic and polyester resins.
Low viscosity profile enabling high-solids formulation without sacrificing flow or leveling.
Consistent batch-to-batch reproducibility meeting stringent quality control standards.
Automotive OEM clearcoats and basecoats requiring high gloss and durability.
Industrial maintenance coatings for metal substrates exposed to harsh environments.
Architectural coil coatings demanding superior color retention and chalking resistance.
Powder coating hybrid systems where solution-based acrylics enhance film formation.
| Chemical Type | Hydroxyl-functional acrylic copolymer |
| Product Form | Liquid resin in organic solvent blend |
| Appearance | Clear, colorless to pale yellow liquid |
| Hydroxyl Value (mg KOH/g) | 65–75 |
| Non-Volatile Content (% w/w) | 55–60 |
| Viscosity (mPa·s, 25°C, DIN 4mm) | 800–1,200 |
| Solvent System | Xylene / butyl acetate / ethanol blend |
| Primary Applications | High-performance thermoset coatings for automotive, industrial, and architectural use |
Q1: What is the primary function of SETALUX 17-1453 in coating formulations?
A: SETALUX 17-1453 is a hydroxyl-functional acrylic resin designed to serve as a reactive binder in two-component polyurethane and polyester-based crosslinking systems. It contributes to film formation, enhances hardness and chemical resistance, and supports excellent gloss retention and weatherability in high-performance industrial and automotive topcoats.
Q2: Is SETALUX 17-1453 compatible with common isocyanate crosslinkers?
A: Yes — it is formulated for compatibility with standard aliphatic and aromatic isocyanate crosslinkers, including HDI-based trimer and biuret types. Optimal performance is typically achieved when matched with low-viscosity, non-yellowing aliphatic isocyanates for premium exterior applications.
Q3: How should SETALUX 17-1453 be handled and stored to maintain stability?
A: Store in tightly sealed original containers in a cool, dry, well-ventilated area away from direct sunlight and sources of heat or ignition. Avoid prolonged exposure to moisture or humidity during handling, as hydroxyl functionality may lead to sensitivity under extreme conditions. Shelf life is maintained when stored below 30°C and protected from contamination.
Q4: Can SETALUX 17-1453 be used in solvent-borne and high-solids coating systems?
A: Yes — it is specifically engineered for use in both conventional solvent-borne and high-solids coating formulations. Its molecular design enables good solubility in common organic solvents (e.g., esters, ketones, aromatic hydrocarbons) and supports viscosity reduction without excessive thinning, facilitating efficient application and film build.
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