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

Evonik DYNAPOL S 1420 Saturated Polyester Resin

Evonik DYNAPOL S 1420 is a saturated polyester resin designed for high-performance coil coating and metal decorating applications. It offers excellent gloss retention, chemical resistance, and smooth film formation. Compatible with melamine crosslinkers, it ensures superior weatherability and mechanical durability on pre-painted steel and aluminum substrates.
  • evonik dynapol s 1420 saturated polyester resin_51145d13
  • evonik dynapol s 1420 saturated polyester resin_51145d13

Features Of Evonik DYNAPOL S 1420 Saturated Polyester Resin

  1. Highly weather-resistant and UV-stable for long-term outdoor performance.

  2. Excellent gloss retention and color stability in demanding coating systems.

  3. Low viscosity enables easy formulation and high solids content without solvents.

  4. Good compatibility with melamine formaldehyde crosslinkers for thermoset applications.

  5. Consistent batch-to-batch reproducibility meeting stringent industrial quality standards.

Typical Applications Of Evonik DYNAPOL S 1420 Saturated Polyester Resin

  1. Automotive OEM clearcoats and topcoats.

  2. Industrial maintenance coatings for architectural metal façades.

  3. Coil coatings requiring high durability and corrosion resistance.

  4. Powder coating base resins for exterior-appliance finishes.

  5. High-performance can and general metal packaging coatings.

Specifications Of Evonik DYNAPOL S 1420 Saturated Polyester Resin

Chemical TypeSaturated polyester resin (carboxyl-functional)
Product FormPale yellow to amber viscous liquid
AppearanceClear, homogeneous, free of sediment
Acid Value (mg KOH/g)28–34
Hydroxyl Value (mg KOH/g)5–9
Viscosity (25 °C, mPa·s)3,000–6,000
Softening Point (°C)Not applicable (liquid at room temperature)
Primary ApplicationsThermoset coatings for metal substrates


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