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High-solids, medium-oil alkyd resin offering excellent flow and leveling in solventborne coatings.
Delivers superior gloss retention and long-term durability under outdoor exposure conditions.
Compatible with common amino resins and thermosetting acrylics for enhanced crosslinking performance.
Low volatile organic compound (VOC) formulation support—designed to meet stringent environmental regulations.
Consistent batch-to-batch reproducibility ensuring reliable coating film formation and process stability.
Industrial maintenance coatings for metal structures and equipment.
General-purpose air-drying decorative enamels for metal furniture and fixtures.
Refinish coatings for automotive underhood and non-critical exterior components.
Coil coating primers and topcoats requiring balanced hardness and flexibility.
Marine and offshore protective coatings where weather resistance and adhesion are critical.
| Chemical Type | Medium-oil modified alkyd resin |
| Product Form | Liquid |
| Appearance | Clear, pale yellow to amber viscous liquid |
| Primary Applications | Air-drying and baked industrial coatings |
| Key Features | High solids, good compatibility, excellent gloss development |
| Benefits | Reduced VOC potential, improved application efficiency, robust film integrity |
| Solubility | Compatible with aromatic hydrocarbons, ketones, and esters |
| Storage Stability | Stable at 20–25°C for ≥12 months in sealed containers |
Q1: What is the primary application field for SETAL FU55/55?
A: SETAL FU55/55 is a fast-drying, medium-oil alkyd resin specifically designed for high-performance industrial maintenance and protective coatings, including metal primers, topcoats, and general-purpose finishes where good gloss retention, hardness development, and solvent resistance are required.
Q2: Is SETAL FU55/55 compatible with common crosslinkers such as melamine-formaldehyde or polyisocyanates?
A: Yes — SETAL FU55/55 is formulated to be compatible with amino resins (e.g., melamine-formaldehyde) for baked systems and can also be used in ambient-cure or forced-dry applications with appropriate polyisocyanate hardeners, depending on the formulation design and performance targets.
Q3: How does SETAL FU55/55 differ from conventional long-oil alkyds in terms of drying behavior and film properties?
A: As a medium-oil alkyd, SETAL FU55/55 offers significantly faster through-dry and improved early hardness compared to traditional long-oil alkyds, while maintaining good flexibility and adhesion. It achieves a balanced profile between air-dry performance and chemical resistance without requiring extended bake cycles.
Q4: Can SETAL FU55/55 be used in water-reducible systems?
A: SETAL FU55/55 is a solvent-based alkyd resin and is not inherently water-reducible. However, it may serve as a base resin in hybrid waterborne systems when combined with appropriate emulsifiers or coalescing agents — formulation optimization and compatibility testing are strongly recommended.
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E-mail: wangxingqiang@ericwchem.com
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