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Water-reducible alkyd resin enabling low-VOC, high-performance coatings without co-solvents.
Excellent gloss retention and color stability in exterior architectural applications.
Good compatibility with acrylic emulsions and other waterborne resins for hybrid systems.
Fast dry-to-touch and efficient through-dry under ambient conditions.
Provides superior substrate wetting and flow/leveling for smooth film formation.
Waterborne architectural paints for interior and exterior walls and ceilings.
Low-VOC maintenance coatings for metal and wood substrates.
Hybrid waterborne alkyd-acrylic decorative topcoats.
Interior wood finishes requiring good clarity and hardness development.
DIY and professional-grade water-based primers and undercoats.
| Chemical Type | Water-reducible alkyd resin (modified phthalic/soybean oil) |
| Product Form | Opaque white to off-white aqueous dispersion |
| Appearance | Homogeneous liquid, slightly viscous, no phase separation |
| Primary Applications | Architectural coatings, maintenance paints, wood finishes |
| Key Features | Low VOC (< 50 g/L), solvent-free, ready-to-use dispersion |
| Benefits | Reduced odor, improved workplace safety, easy clean-up with water |
| pH (10% solution) | 8.0 – 9.0 |
| Non-Volatile Content (wt%) | 70 ± 1% |
Q1: What is the primary application area for SETAL 270 WS-70?
A: SETAL 270 WS-70 is a water-reducible alkyd resin designed primarily for high-performance, low-VOC decorative and protective coatings, including interior and exterior architectural paints, wood finishes, and maintenance coatings where good gloss retention, flow, and substrate wetting are required.
Q2: Is SETAL 270 WS-70 compatible with common waterborne acrylic dispersions and coalescing agents?
A: Yes — it is formulated for compatibility with a broad range of waterborne acrylic and vinyl acetate-based dispersions, as well as typical coalescing agents such as Texanol® or DOWANOL™ PnB. Compatibility should always be verified in the final formulation due to system-specific interactions.
Q3: How does SETAL 270 WS-70 contribute to film formation and hardness development?
A: As a modified alkyd, it enhances film formation through oxidative crosslinking while providing early hardness development and improved scrub resistance. Its hydrophobic backbone contributes to water resistance after cure, without compromising initial water dispersibility.
Q4: Can SETAL 270 WS-70 be used in direct-to-metal (DTM) applications?
A: It can be incorporated into DTM formulations to improve adhesion, corrosion inhibition synergy, and overall film integrity — however, optimal performance typically requires combination with appropriate rust-inhibitive pigments and complementary resins tailored for metal substrates.
Q5: What are recommended storage conditions and shelf life?
A: Store in tightly sealed original containers at temperatures between 5 °C and 30 °C, away from freezing and direct sunlight. Under these conditions, the recommended shelf life is 12 months from date of manufacture.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
