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

YD-134L Epoxy Resin

YD-134L Epoxy Resin is a high-purity, low-viscosity bisphenol-A epoxy resin from the YD series by Shanghai Huayi Group. Designed for advanced composites and electronic encapsulation, it offers excellent adhesion, thermal stability, and mechanical strength. Its low volatility and consistent reactivity ensure reliable performance in demanding industrial applications.
  • yd 134l epoxy resin_bb28c186
  • yd 134l epoxy resin_bb28c186

Features Of YD-134L Epoxy Resin

  1. Low-viscosity liquid epoxy resin suitable for ambient or mild-heat curing systems.

  2. Excellent adhesion to metals, glass, and composite substrates.

  3. Good chemical resistance to dilute acids, alkalis, and polar solvents.

  4. High purity with low chloride ion content (< 500 ppm), ensuring reliability in electronic encapsulation.

  5. Compatible with standard amine, anhydride, and catalytic hardeners for flexible formulation design.

Typical Applications Of YD-134L Epoxy Resin

  1. Electrical insulation and potting compounds for transformers and sensors.

  2. Structural adhesives for aerospace and automotive bonding applications.

  3. Composite matrix resin for carbon fiber and fiberglass laminates.

  4. Coating binders for corrosion-resistant industrial floor and tank linings.

  5. Encapsulants for LED modules and power electronics packaging.

Specifications Of YD-134L Epoxy Resin

Chemical TypeBisphenol-A based diglycidyl ether epoxy resin
Product FormClear, low-viscosity liquid
AppearanceColorless to pale yellow, transparent
Epoxy Equivalent Weight (EEW)184–190 g/eq
Viscosity at 25°C12,000–15,000 cP
Chloride Content≤ 500 ppm
Volatiles Content≤ 0.3 wt%
Storage Stability≥ 12 months at ≤ 25°C in sealed containers


YD-134L Epoxy Resin – Frequently Asked Questions (FAQ)

Q1: What is the primary functional role of YD-134L in epoxy formulations?

A: YD-134L functions as a reactive diluent and viscosity modifier, enabling improved processability while maintaining epoxy functionality and contributing to final crosslink density.


Q2: Is YD-134L compatible with standard amine and anhydride curing agents?

A: Yes, YD-134L demonstrates broad compatibility with common aliphatic and aromatic amines, as well as cyclic anhydrides, and integrates smoothly into conventional epoxy curing systems without phase separation or premature gelation.


Q3: How does YD-134L affect pot life and cure kinetics compared to conventional glycidyl ether diluents?

A: Due to its molecular structure, YD-134L typically extends working time relative to highly reactive mono-functional diluents, while supporting efficient network formation during thermal cure—pot life and full cure profile remain adjustable via catalyst selection and thermal schedule.


Q4: Can YD-134L be used in coatings requiring low VOC content?

A: Yes, YD-134L is a low-volatility, non-reactive-diluent-free reactive diluent, making it suitable for formulating high-solids and low-VOC epoxy coatings without compromising film integrity or chemical resistance.



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