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

Allnex CRYLCOAT 4540-0 Polyester Resin

Allnex CRYLCOAT 4540-0 is a high-performance carboxyl-terminated polyester resin designed for premium powder coating applications. It delivers excellent flow, leveling, and mechanical resistance with outstanding gloss retention and UV stability. Ideal for architectural and industrial coatings requiring durability, weatherability, and consistent cure performance across varied substrates.
  • allnex crylcoat 4540 0 polyester resin_09977346
  • allnex crylcoat 4540 0 polyester resin_09977346

Features Of Allnex CRYLCOAT 4540-0 Polyester Resin

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

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

  3. Good chemical resistance to solvents, acids, and alkalis in cured powder coatings.

  4. Optimized reactivity for balanced cure schedule with standard TGIC or HAA crosslinkers.

  5. Low melt viscosity enabling smooth film formation and reduced orange peel.

Typical Applications Of Allnex CRYLCOAT 4540-0 Polyester Resin

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

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

  3. Outdoor furniture and garden equipment coatings.

  4. Electrical enclosures and street lighting fixtures.

  5. General industrial metal finishing requiring durable gloss retention.

Specifications Of Allnex CRYLCOAT 4540-0 Polyester Resin

Chemical TypeCarboxyl-functional saturated polyester
Product FormPale yellow to light amber solid granules
AppearanceFree-flowing, homogeneous granules
Acid Value (mg KOH/g)26–30
Number Average Molecular Weight (Mn)~2,800–3,200 g/mol
Glass Transition Temperature (Tg)68–72 °C
Softening Point (°C)78–82
Primary ApplicationsExterior-grade TGIC-free and TGIC-based powder coatings


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