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Medium-oil-length alkyd resin based on phthalic anhydride and glycerol, offering balanced drying and flexibility.
Designed for excellent compatibility with nitrocellulose, acrylics, and other common coating resins.
Delivers good gloss retention and film hardness development in air-drying systems.
Provides enhanced brushability and flow characteristics in solvent-borne decorative coatings.
Complies with current VOC regulations for architectural and industrial maintenance applications.
Interior and exterior architectural paints for wood and metal substrates.
Industrial maintenance coatings for equipment, fences, and structural steel.
Decorative varnishes and clear finishes requiring clarity and yellowing resistance.
Undercoats and primers formulated for corrosion protection and adhesion promotion.
Refinish coatings for automotive and agricultural machinery OEM touch-up systems.
| Chemical Type | Phthalic-Glycerol Medium-Oil Alkyd Resin |
| Product Form | Liquid |
| Appearance | Clear to pale yellow viscous liquid |
| Primary Applications | Architectural paints, industrial maintenance coatings, varnishes |
| Key Features | Good drying speed, gloss retention, compatibility, and brushability |
| Benefits | Enhanced film formation, substrate adhesion, and weather resistance |
| Solvent Compatibility | Compatible with aromatic hydrocarbons, esters, and ketones |
| Storage Stability | Stable at room temperature for ≥12 months in sealed containers |
Q1: What is the primary application area for SETAL 53-027/55?
A: SETAL 53-027/55 is a medium-oil-length alkyd resin designed primarily for solventborne industrial maintenance and protective coatings, including general-purpose primers, undercoats, and mid-coats where balanced drying, flexibility, and gloss retention are required.
Q2: Is SETAL 53-027/55 compatible with common crosslinkers used in industrial coatings?
A: Yes — it is formulated to be compatible with standard amino resins (e.g., melamine-formaldehyde) and isothermal-curing systems. It also exhibits good compatibility with other alkyds, acrylics, and certain polyurethane modifiers when blended appropriately during formulation development.
Q3: How does SETAL 53-027/55 perform in terms of drying behavior and film formation?
A: It offers balanced air-drying characteristics with good through-dry and reasonable tack-free time under ambient conditions. When baked, it delivers improved hardness development and enhanced chemical resistance without excessive brittleness, making it suitable for both ambient and low-bake applications.
Q4: Can SETAL 53-027/55 be used in high-solids formulations?
A: Yes — its molecular architecture and viscosity profile support formulation at elevated solids levels while maintaining acceptable flow and leveling. Formulators commonly achieve solids content above 60% by volume in aromatic or mixed-solvent systems, though exact limits depend on co-resins and additives used.
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