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Water-reducible alkyd resin offering excellent compatibility with acrylic emulsions and other waterborne systems.
Delivers superior gloss retention and film hardness in air-drying coatings.
Provides balanced drying speed—fast initial set with extended working time for optimal application performance.
Low VOC formulation supports compliance with stringent environmental regulations including EU Ecolabel and U.S. EPA standards.
Excellent pigment wetting and dispersion stability in white and pastel architectural and industrial coatings.
Interior and exterior architectural wall paints (matte to semi-gloss finishes).
Waterborne wood coatings for furniture, cabinetry, and interior trim.
Industrial maintenance coatings for metal substrates in mild environments.
Low-VOC decorative primers and undercoats for DIY and professional use.
Hybrid waterborne-acrylic topcoats requiring enhanced mar resistance and block resistance.
| Chemical Type | Water-reducible modified alkyd resin |
| Product Form | Aqueous dispersion |
| Appearance | Opaque white to off-white liquid |
| pH (at 25°C) | 7.5–8.5 |
| Solids Content (wt%) | 48–52 |
| Viscosity (Brookfield, LVT, #2 spindle, 60 rpm, 25°C) | 150–350 mPa·s |
| Density (20°C) | 1.02–1.05 g/cm³ |
| Primary Applications | Architectural paints, waterborne wood finishes, industrial maintenance coatings |
Q1: What is the primary application area for SETAL 191 WX-55?
A: SETAL 191 WX-55 is a water-reducible alkyd resin specifically designed for high-performance, low-VOC decorative and protective coatings—particularly interior architectural paints, wood finishes, and maintenance coatings where balanced drying, gloss retention, and substrate adhesion are required.
Q2: Is SETAL 191 WX-55 compatible with common co-binders and additives used in waterborne systems?
A: Yes—it demonstrates good compatibility with acrylic emulsions, vinyl acetate copolymers, and standard waterborne rheology modifiers, defoamers, and dispersants. Compatibility testing under actual formulation conditions is recommended to ensure optimal stability and film performance.
Q3: How does SETAL 191 WX-55 contribute to film formation and drying behavior?
A: As a self-crosslinking alkyd, it provides oxidative crosslinking upon air exposure, delivering improved hardness development, scrub resistance, and chemical resistance over time—while maintaining acceptable open time and coalescence during application due to its water-reducible nature.
Q4: Can SETAL 191 WX-55 be used in tinted systems without affecting color stability?
A: Yes—it exhibits excellent color retention and minimal yellowing tendency in both clear and pigmented formulations, making it suitable for white and pastel architectural coatings where long-term whiteness and lightfastness are critical.
Q5: What are typical dosage guidelines when using SETAL 191 WX-55 in waterborne coating formulations?
A: It is generally incorporated at levels ranging from 0.1% to 2% by weight of total formulation, depending on the desired balance of film properties, VOC reduction targets, and compatibility with other resins—dosage should be optimized through lab-scale trials.
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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
