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

Allnex CRYLCOAT 4891-0 Polyester Resin

Allnex CRYLCOAT 4891-0 is a high-performance carboxyl-functional polyester resin designed for premium powder coating applications. It delivers excellent flow, gloss retention, and mechanical durability with outstanding weather resistance and UV stability. Ideal for architectural and industrial metal finishes requiring long-term corrosion protection and aesthetic consistency under harsh environmental exposure.
  • allnex crylcoat 4891 0 polyester resin_84a79eee
  • allnex crylcoat 4891 0 polyester resin_84a79eee

Features Of Allnex CRYLCOAT 4891-0 Polyester Resin

  1. High-gloss, excellent flow and leveling for smooth, defect-free coatings.

  2. Outstanding weather resistance and UV stability for long-term outdoor performance.

  3. Good chemical resistance to solvents, household cleaners, and mild acids.

  4. Optimized for TGIC-free curing systems, supporting sustainable powder coating formulations.

  5. Consistent batch-to-batch reproducibility and reliable melt viscosity control.

Typical Applications Of Allnex CRYLCOAT 4891-0 Polyester Resin

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

  2. Outdoor furniture and garden equipment requiring durable decorative finishes.

  3. Automotive non-critical exterior components (e.g., trim, grilles, brackets).

  4. Industrial metal enclosures and electrical cabinets exposed to ambient conditions.

  5. Consumer appliances with premium aesthetic and functional coating requirements.

Specifications Of Allnex CRYLCOAT 4891-0 Polyester Resin

Chemical TypeCarboxyl-functional saturated polyester
Product FormFree-flowing granular solid
AppearanceOff-white to light beige granules
Acid Value (mg KOH/g)34–38
Gardner Color (on 50% solution in MIBK)≤ 2
Melt Viscosity (at 180 °C, Pa·s)4.5–6.5
Softening Point (°C, Ring & Ball)72–78
Primary ApplicationsHigh-performance TGIC-free and HAA-cured powder coatings


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