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

DSM Uralac SN820 Saturated Polyester Resin

DSM Uralac SN820 is a high-performance saturated polyester resin from DSM’s Uralac thermoset powder coating series. Designed for excellent flow, hardness, and chemical resistance, it enables durable, glossy finishes on metal substrates. Widely used in architectural, appliance, and general industrial coatings, SN820 offers balanced reactivity, low curing temperature, and superior TG retention—ensuring consistent film formation and long-term weatherability without volatile organic compounds.
  • dsm uralac sn820 saturated polyester resin_5e3efc7c
  • dsm uralac sn820 saturated polyester resin_5e3efc7c

Features Of DSM Uralac SN820 Saturated Polyester Resin

  1. Excellent chemical resistance to solvents, acids, and household cleaners.

  2. High gloss retention and superior color stability under UV exposure.

  3. Low viscosity for easy formulation and excellent flow/leveling in coating systems.

  4. Good compatibility with melamine-formaldehyde crosslinkers and standard additives.

  5. Designed for low-VOC, high-performance powder coating applications.

Typical Applications Of DSM Uralac SN820 Saturated Polyester Resin

  1. Architectural aluminum extrusions (curtain walls, windows, doors).

  2. Automotive exterior trim and under-hood components.

  3. Outdoor furniture and garden equipment coatings.

  4. White goods and domestic appliance housings.

  5. Industrial metal fabrication and general-purpose decorative finishes.

Specifications Of DSM Uralac SN820 Saturated Polyester Resin

Chemical TypeSaturated polyester resin
Product FormFree-flowing white to off-white granules
AppearanceHomogeneous granular solid
Acid Value (mg KOH/g)24–28
Hydroxyl Value (mg KOH/g)15–19
Gel Time (200 °C, seconds)60–90
Melt Viscosity (170 °C, Pa·s)5–8
Primary ApplicationsStandard-cure thermosetting powder coatings


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