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

Sanmu E-20 Bisphenol A Epoxy Resin

Sanmu E-20 is a high-purity bisphenol A epoxy resin from Sanmu’s E-series, offering excellent adhesion, chemical resistance and mechanical strength. Widely used in composites, coatings and electronic encapsulation, it features low viscosity, superior thermal stability and consistent reactivity. Ideal for demanding industrial applications requiring reliability and performance.
  • sanmu e 20 bisphenol a epoxy resin_1735bb91
  • sanmu e 20 bisphenol a epoxy resin_1735bb91

Features Of Sanmu E-20 Bisphenol A Epoxy Resin

  1. High purity bisphenol A-based epoxy resin with consistent epoxide equivalent weight (EEW) for reliable reactivity control.

  2. Low viscosity at room temperature, enabling excellent processability in coating, adhesive, and composite manufacturing.

  3. Superior thermal stability and mechanical strength after curing with standard amine or anhydride hardeners.

  4. Excellent adhesion to metals, fiberglass, and various substrates without requiring surface priming.

  5. Compliant with RoHS and REACH regulations, suitable for environmentally sensitive industrial applications.

Typical Applications Of Sanmu E-20 Bisphenol A Epoxy Resin

  1. Structural adhesives for aerospace and automotive bonding assemblies.

  2. High-performance protective coatings for marine and offshore steel structures.

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

  4. Matrix resin in fiber-reinforced composites for wind turbine blades and sporting goods.

  5. Base resin for UV-curable and hybrid epoxy-acrylate formulations in industrial printing inks.

Specifications Of Sanmu E-20 Bisphenol A Epoxy Resin

Chemical TypeBisphenol A diglycidyl ether (DGEBA) epoxy resin
Product FormLiquid, low-viscosity resin
AppearancePale yellow to water-white, transparent liquid
Epoxide Equivalent Weight (EEW)185–192 g/eq
Viscosity at 25°C12,000–16,000 cP
Chloride Content≤ 500 ppm
Softening Point12–18°C
Storage Stability≥ 12 months at <25°C in sealed containers


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