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

YPWAP-38W01S Waterborne Polyester Resin

YPWAP-38W01S is a high-performance waterborne polyester resin from YP’s WAP Series, engineered for eco-friendly industrial coatings. It delivers excellent gloss retention, chemical resistance, and substrate adhesion while meeting stringent VOC regulations. Ideal for metal and plastic substrates, this low-odor, fast-drying resin enables durable, sustainable finishes without compromising film integrity or application efficiency.
  • ypwap 38w01s waterborne polyester resin_9613b155
  • ypwap 38w01s waterborne polyester resin_9613b155

Features Of YPWAP-38W01S 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. High gloss retention and superior film clarity after curing, ideal for premium decorative finishes.

  4. Good compatibility with common waterborne acrylics, aminoplast crosslinkers, and dispersants.

  5. Optimized particle size distribution enabling smooth spray application and minimal filter clogging.

Typical Applications Of YPWAP-38W01S Waterborne Polyester Resin

  1. Waterborne coil coating topcoats for pre-painted metal substrates.

  2. Industrial maintenance coatings for metal furniture and office equipment.

  3. Interior architectural wall coatings requiring high durability and low odor.

  4. UV-curable hybrid basecoats where polyester backbone enhances scratch resistance.

  5. Electrophoretic primer-compatible topcoats for automotive trim components.

Specifications Of YPWAP-38W01S Waterborne Polyester Resin

Chemical TypeAliphatic polyester dispersion
Product FormOpaque white liquid
AppearanceHomogeneous milky dispersion, no sedimentation
Solids Content (wt%)42 ± 2%
pH (at 25°C)7.8 – 8.3
Viscosity (mPa·s, Brookfield RVT, #2 spindle, 20 rpm)800 – 1,200
Density (g/cm³ at 25°C)1.03 – 1.06
Storage Stability≥6 months at 5–35°C in sealed container


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