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

King Industries Nacure 2501 Acid Catalyst

King Industries Nacure 2501 is a liquid sulfonic acid catalyst from the Nacure® series, designed for ambient-cure alkyd and polyester coatings. It offers rapid through-dry performance, low odor, and excellent storage stability. Widely used in industrial wood finishes and maintenance coatings, it replaces traditional cobalt-based driers with improved safety and regulatory compliance.
  • king industries nacure 2501 acid catalyst_4c463526
  • king industries nacure 2501 acid catalyst_4c463526

Features Of King Industries Nacure 2501 Acid Catalyst

  1. Highly effective low-temperature curing catalyst for alkyd, polyester, and acrylic resin systems.

  2. Non-volatile, solvent-free liquid formulation with excellent storage stability.

  3. Enables rapid through-cure without excessive surface tack or wrinkling.

  4. Compatible with both cobalt-free and cobalt-containing formulations for regulatory flexibility.

  5. Reduces oven dwell time and energy consumption in industrial coil and can coating lines.

Typical Applications Of King Industries Nacure 2501 Acid Catalyst

  1. Industrial coil coatings for architectural and appliance substrates.

  2. Automotive OEM and refinish clearcoats requiring fast ambient or forced-dry cure.

  3. General metal packaging coatings (e.g., food cans, aerosol containers).

  4. High-solids and low-VOC industrial maintenance coatings.

  5. Wood finishing systems based on air-drying alkyds and modified polyesters.

Specifications Of King Industries Nacure 2501 Acid Catalyst

Chemical TypeOrganic acid derivative (sulfonic acid-based)
Product FormClear, amber liquid
AppearanceHomogeneous, free-flowing liquid
Primary ApplicationsCatalyst for oxidative crosslinking of alkyd, polyester, and acrylic resins
Key FeaturesLow-temperature cure activation, non-volatile, cobalt-free alternative
BenefitsImproved pot life control, reduced VOC emissions, enhanced film hardness development
Recommended Use Level0.2–0.8% by weight of total formulation (non-volatile basis)
Storage ConditionsStore in original sealed container at 15–25°C; protect from moisture and direct sunlight


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