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Medium-oil-length alkyd resin offering balanced drying speed and film hardness development.
Excellent compatibility with nitrocellulose, vinyls, and other common coating resins.
Provides good gloss retention and long-term durability in ambient-cure decorative finishes.
Low viscosity enables high-solids formulations without excessive solvent demand.
Consistent batch-to-batch performance supported by Allnex’s stringent quality control protocols.
Decorative interior and exterior architectural paints.
General-purpose maintenance coatings for metal and wood substrates.
Industrial maintenance enamels requiring air-dry performance and gloss stability.
Undercoat and primer systems where flexibility and adhesion are critical.
Refinish coatings for OEM-authorized repair applications.
| Chemical Type | Medium-oil modified alkyd resin |
| Product Form | Liquid solution in aromatic hydrocarbons |
| Appearance | Clear, pale yellow to amber liquid |
| Primary Applications | Air-dry decorative and industrial maintenance coatings |
| Key Features | Good flow/leveling, balanced drying, high compatibility |
| Benefits | Enables low-VOC, high-gloss, durable air-dry films |
| Recommended Solvents | Aromatic hydrocarbons (e.g., xylene, high-flash naphtha) |
| Storage Stability | 12 months minimum when stored in original sealed container below 30°C |
Q1: What is the primary application field for SETAL 4 XX-70?
A: SETAL 4 XX-70 is a medium-oil-length alkyd resin designed primarily for high-performance decorative and protective coatings, including interior/exterior architectural paints, wood finishes, and general industrial maintenance coatings where balanced drying, gloss retention, and film flexibility are required.
Q2: Is SETAL 4 XX-70 compatible with common co-resins and crosslinkers?
A: Yes — it demonstrates good compatibility with melamine-formaldehyde resins, urea-formaldehyde resins, and various acrylic co-polymers. It also readily accepts conventional driers and can be formulated with both solvent-based and modified water-reducible systems.
Q3: How does SETAL 4 XX-70 perform in terms of drying behavior and film formation?
A: It offers a well-balanced combination of surface dry and through-dry characteristics, supporting efficient production workflows. Films exhibit good hardness development, reasonable early block resistance, and maintained flexibility without excessive brittleness under typical ambient curing conditions.
Q4: Can SETAL 4 XX-70 be used in low-VOC formulations?
A: Yes — its formulation flexibility allows integration into reduced-solvent or high-solids alkyd systems. When combined with reactive diluents or optimized solvent blends, it supports compliance with evolving regional VOC regulations without compromising key film properties.
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E-mail: wangxingqiang@ericwchem.com
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