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

Evonik DYNAPOL L850 Solid Saturated Polyester Resin

Evonik DYNAPOL L850 is a solid saturated polyester resin designed for high-performance powder coatings. It offers excellent flow, leveling, and mechanical resistance with low melt viscosity and consistent reactivity. Ideal for architectural and industrial applications requiring durable, glossy, weather-resistant finishes. Compliant with REACH and RoHS, it ensures sustainable processing and superior film formation.
  • evonik dynapol l850 solid saturated polyester resin_edb65a2e
  • evonik dynapol l850 solid saturated polyester resin_edb65a2e

Features Of Evonik DYNAPOL L850 Solid Saturated Polyester Resin

  1. Highly crosslinkable solid saturated polyester resin with excellent compatibility in powder coating formulations.

  2. Outstanding gloss retention and weather resistance due to fully saturated backbone and low acid value.

  3. Optimized melt viscosity for smooth film formation and excellent flow/leveling in thermoset powder coatings.

  4. Low volatile organic content (VOC-free) and compliant with stringent environmental and safety regulations.

  5. Consistent batch-to-batch reproducibility supported by Evonik’s global quality control standards.

Typical Applications Of Evonik DYNAPOL L850 Solid Saturated Polyester Resin

  1. Architectural aluminum extrusions for curtain walls and window frames.

  2. Appliance coatings for refrigerators, washing machines, and ovens.

  3. General industrial metal finishing including office furniture and shelving systems.

  4. Automotive non-under-hood components such as trim parts and brackets.

  5. Outdoor metal structures requiring long-term UV stability and corrosion protection.

Specifications Of Evonik DYNAPOL L850 Solid Saturated Polyester Resin

Chemical TypeSolid saturated polyester resin
Product FormPale yellow to light amber free-flowing granules
AppearanceHomogeneous granular solid at room temperature
Acid Value (mg KOH/g)24–28
Hydroxyl Value (mg KOH/g)16–20
Melt Viscosity (mPa·s, 180 °C)3,500–4,500
Glass Transition Temperature (°C, DSC)68–72
Primary ApplicationsThermosetting powder coatings (TGIC- and HAA-cured systems)


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