Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

YPWAP-31W06M Waterborne Polyester Resin

YPWAP-31W06M is a high-performance waterborne polyester resin from YPWAP’s W-series, engineered for eco-friendly coatings with excellent gloss retention, hydrolytic stability and substrate adhesion. Ideal for automotive refinish and industrial wood finishes, it delivers low VOC, rapid drying and superior film hardness without organic solvents.
  • ypwap 31w06m waterborne polyester resin_6b8bea6e
  • ypwap 31w06m waterborne polyester resin_6b8bea6e

Features Of YPWAP-31W06M Waterborne Polyester Resin

  1. Low-VOC formulation compliant with global environmental regulations including EU REACH and US EPA standards.

  2. Excellent hydrolytic stability for extended shelf life and consistent performance in aqueous systems.

  3. Superior film-forming ability yielding smooth, high-gloss coatings with excellent hardness development.

  4. Good compatibility with acrylic emulsions, crosslinkers (e.g., aziridines, melamine formaldehyde), and common additives.

  5. Optimized particle size distribution for enhanced colloidal stability and spray application efficiency.

Typical Applications Of YPWAP-31W06M Waterborne Polyester Resin

  1. Waterborne industrial maintenance coatings for metal substrates.

  2. High-performance coil coatings requiring excellent formability and corrosion resistance.

  3. Architectural and decorative topcoats for interior/exterior steel and aluminum surfaces.

  4. UV-curable hybrid systems where polyester backbone enhances flexibility and adhesion.

  5. Refinish coatings for automotive and agricultural equipment OEM and aftermarket segments.

Specifications Of YPWAP-31W06M Waterborne Polyester Resin

Chemical TypeAliphatic waterborne polyester dispersion
Product FormLiquid dispersion in deionized water
AppearanceClear to slightly hazy, pale yellow liquid
pH (25°C)7.2–7.8
Solids Content (wt%)35.0 ± 1.0
Viscosity (Brookfield, #2 spindle, 20 rpm, 25°C)80–150 mPa·s
Particle Size (D50)80–120 nm
Minimum Film Formation Temperature (MFFT)18–22°C


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