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

ADEKA EP 8128L Bisphenol A Epoxy Resin

ADEKA EP 8128L is a low-viscosity bisphenol A epoxy resin from ADEKA’s EP series, designed for high-performance composites and electrical encapsulation. It offers excellent adhesion, thermal stability, and compatibility with amine and anhydride hardeners. Widely used in aerospace, electronics, and wind energy applications due to its consistent reactivity and low halogen content.
  • adeka ep 8128l bisphenol a epoxy resin_76915518
  • adeka ep 8128l bisphenol a epoxy resin_76915518

Features Of ADEKA EP 8128L Bisphenol A Epoxy Resin

  1. Highly reactive liquid epoxy resin with low viscosity for excellent processability and filler wetting.

  2. Optimized molecular weight distribution delivering balanced mechanical strength and thermal stability.

  3. Low chloride content ensuring superior electrical insulation properties and corrosion resistance.

  4. Consistent batch-to-batch quality meeting stringent industrial manufacturing requirements.

  5. Compatible with standard amine, anhydride, and phenolic curing agents for versatile formulation design.

Typical Applications Of ADEKA EP 8128L Bisphenol A Epoxy Resin

  1. Electrical encapsulation and potting compounds for power electronics and transformers.

  2. High-performance laminating resins in printed circuit board (PCB) prepreg and copper-clad laminates.

  3. Structural adhesives requiring high bond strength and thermal endurance.

  4. Composite matrices for aerospace and automotive components demanding dimensional stability.

  5. Insulating coatings and varnishes for motor windings and electrical machinery.

Specifications Of ADEKA EP 8128L Bisphenol A Epoxy Resin

Chemical TypeBisphenol A-based diglycidyl ether epoxy resin
Product FormClear to pale yellow viscous liquid
Epoxide Equivalent Weight (EEW)185–195 g/eq
Viscosity (25°C)12,000–16,000 mPa·s
Chloride Content≤ 500 ppm
Softening PointNot applicable (liquid at room temperature)
Color (Gardner)≤ 3
Volatiles Content≤ 0.3 wt%


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