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

DSM Uralac SN889 Saturated Polyester Resin

DSM Uralac SN889 is a high-performance saturated polyester resin from the Uralac® powder coating series, engineered for exceptional gloss retention, weather resistance and mechanical durability in architectural and industrial applications. It delivers low viscosity, excellent flow, and outstanding TG stability—ideal for premium-quality thermoset powder coatings requiring ISO 12944-compliant corrosion protection.
  • dsm uralac sn889 saturated polyester resin_b2bc3e19
  • dsm uralac sn889 saturated polyester resin_b2bc3e19

Features Of DSM Uralac SN889 Saturated Polyester Resin

  1. Excellent weather resistance and UV stability for long-term outdoor performance.

  2. High gloss retention and superior color stability in powder coating formulations.

  3. Optimized melt viscosity for smooth extrusion and excellent film formation.

  4. Good compatibility with standard triglycidyl isocyanurate (TGIC) and hydroxyalkyl amide (HAA) curing agents.

  5. Low volatile organic content (VOC-free), supporting sustainable powder coating processes.

Typical Applications Of DSM Uralac SN889 Saturated Polyester Resin

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

  2. Automotive exterior trim and non-under-hood components.

  3. Outdoor furniture and garden equipment coatings.

  4. Steel and aluminum fencing, railings, and structural elements.

  5. Consumer electronics enclosures requiring durable decorative finishes.

Specifications Of DSM Uralac SN889 Saturated Polyester Resin

Chemical TypeSaturated polyester resin
Product FormPale yellow to light amber solid granules
AppearanceFree-flowing granular solid
Acid Value (mg KOH/g)24–28
Hydroxyl Value (mg KOH/g)3–6
Gardner Color (10% w/w in MEK)≤ 2
Melt Viscosity (200°C, Pa·s)25–40
Softening Point (°C, Ring & Ball)78–84


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