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Low-VOC formulation compliant with global environmental regulations including EU REACH and US EPA standards.
Excellent water dispersibility and storage stability without co-solvent dependency.
Superior film hardness development and gloss retention after ambient cure.
Good compatibility with acrylic emulsions, polyurethane dispersions, and common waterborne crosslinkers.
Enhanced substrate wetting and adhesion on wood, metal, and primed plastics.
High-performance interior and exterior architectural coatings for trim and cabinetry.
Waterborne industrial maintenance coatings for light-duty metal structures.
Decorative wood finishes requiring low-odor, rapid-dry characteristics.
Hybrid waterborne topcoats in furniture and DIY coating systems.
| Chemical Type | Modified alkyd resin, water-reducible |
| Product Form | Aqueous dispersion (non-ionic stabilized) |
| Appearance | Opaque milky white liquid, homogeneous |
| pH (10% aqueous solution) | 7.8 – 8.4 |
| Solids Content (wt%) | 42 ± 1% |
| Viscosity (Brookfield RVT, #3 spindle, 20 rpm, 25°C) | 800 – 1,200 cP |
| Particle Size (D50) | 120 – 180 nm |
| Freeze-Thaw Stability | Pass (3 cycles at –18°C / 25°C) |
Q1: What are the primary advantages of YPWK-31W5DR compared to traditional solvent-based alkyd resins?
A: YPWK-31W5DR offers significantly reduced VOC content while retaining the familiar handling, film formation, and adhesion characteristics of conventional alkyds. It enables formulators to meet increasingly stringent environmental regulations without major re-engineering of existing production processes or application equipment.
Q2: Is YPWK-31W5DR compatible with common waterborne acrylic or polyurethane dispersions?
A: Yes, YPWK-31W5DR demonstrates good compatibility with a broad range of waterborne acrylic and polyurethane dispersions, supporting hybrid systems that balance cost-effectiveness, drying performance, and final film durability. Compatibility testing under actual formulation conditions is recommended prior to full-scale implementation.
Q3: How does YPWK-31W5DR perform in terms of drying and through-dry in ambient-cure coatings?
A: It provides balanced drying behavior—surface dry times are generally comparable to standard waterborne alkyds, while through-dry and hardness development benefit from oxidative crosslinking, especially under moderate temperature and humidity conditions. Final film properties continue to improve over several days post-application.
Q4: Can YPWK-31W5DR be used in direct-to-metal (DTM) applications?
A: Yes, it is suitable for DTM formulations where corrosion resistance and substrate wetting are critical. When combined with appropriate anti-corrosive pigments and rheology modifiers, it supports robust adhesion and barrier performance on ferrous and non-ferrous substrates.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
