Epoxy Resin Curing Agent 2215

Epoxy Resin Curing Agent 2215 is a solvent-free, light-colored hardener specifically designed for industrial applications requiring rapid processing and durability. It stands out for its fast curing speed, exceptional sandability, and strong color retention in intermediate coats. This agent provides robust resistance against acids and alkalis, ensuring long-term surface stability.

Epoxy Resin Curing Agent 2215 is a modified cycloaliphatic amine that combines environmental compliance (solvent-free) with high-speed curing performance. Epoxy Resin Curing Agent 2215 is engineered to simplify the production process while ensuring long-term chemical stability.

Core Features and Performance

  • Solvent-Free Formulation: Supports environmental and safety standards in industrial environments.
  • Rapid Processing: Features a fast curing speed and excellent sandability for efficient workflow.
  • Superior Color Stability: Specifically noted for strong color retention in intermediate coat applications.
  • Chemical Resilience: Provides excellent acid and alkali resistance for the cured product.
  • Clear Appearance: Maintained with a light color profile (Gardner <10).

Technical Parameters

ItemSpecificationTest Method
Color (Gardner Method)<10GB/T 9281.1
Amine Value (mgKOH/g)240 ~ 300Perchloric Acid Method
Viscosity @25°C (cps)300 ~ 800GB/T 9751.1
Active Hydrogen Equivalent98Calculation
Recommended Mixing Ratio100 : 50Based on Epoxy Equivalent 190

Curing Characteristics

  • Gel Time (50g @25°C): 30 ~ 50 minutes.
  • Linear Drying Time (200um/25°C): 4.0 / 6.8 hours.
  • Curing Hardness (24H, Shore D): 78.0.

Application Areas

This product is highly recommended for:

  • Industrial coatings.
  • High-performance adhesives.