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

Allnex CRYLCOAT 2646-3 Polyester Resin

Allnex CRYLCOAT 2646-3 is a high-performance carboxyl-terminated polyester resin designed for premium powder coating applications. It delivers excellent flow, leveling, and mechanical properties with outstanding weather resistance and gloss retention. Ideal for architectural and industrial coatings requiring durability, chemical resistance, and consistent cure performance at standard baking conditions.
  • allnex crylcoat 2646 3 polyester resin_d0cb75da
  • allnex crylcoat 2646 3 polyester resin_d0cb75da

Features Of Allnex CRYLCOAT 2646-3 Polyester Resin

  1. High-gloss, excellent flow and leveling for premium surface aesthetics.

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

  3. Good chemical resistance to household cleaners and mild industrial solvents.

  4. Optimized reactivity for efficient curing with TGIC-free or low-TGIC powder formulations.

  5. Consistent batch-to-batch reproducibility supporting reliable manufacturing scale-up.

Typical Applications Of Allnex CRYLCOAT 2646-3 Polyester Resin

  1. Architectural aluminum extrusions (e.g., window frames, curtain walls).

  2. Outdoor furniture and garden equipment coatings.

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

  4. General industrial metal finishing for durable consumer and commercial goods.

Specifications Of Allnex CRYLCOAT 2646-3 Polyester Resin

Chemical TypeCarboxyl-functional saturated polyester
Product FormFree-flowing granular solid
AppearanceWhite to off-white granules
Acid Value (mg KOH/g)27–33
Gardner Color≤ 3
Melt Viscosity (Pa·s, 180 °C)3,500–5,500
Softening Point (°C, ASTM E28)78–84
Primary ApplicationsExterior-grade TGIC-free and low-TGIC thermosetting powder coatings


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