Ecure-03 and Ecure-04 are amine curing agents suitable for transparent, high-flexibility optical epoxy adhesives. They are designed for industrial applications requiring long working times and can be used in chip packaging, underfill, and bonding applications that demand optical transparency, excellent structural, mechanical, and electrical insulation properties.
Product Features
- Exceptional transparency and yellowing resistance
- Adjustable hardness and flexibility
- High bonding strength
- Excellent chemical corrosion resistance
Typical Product Properties

Storage and Handling
Refer to the MSDS for detailed safety information.
Storage Period and Conditions
- Minimum shelf life of 24 months from the date of production.
- Store in a sealed container in a cool, dry, and dark place. Avoid prolonged exposure to air and moisture.
- Crystallization may occur at low temperatures. Heat the product to 60-80°C to melt before use; it will return to normal functionality.

