Epic Resins Polymers for Industry Since 1958

Essential Resins for EV Motor Protection

Epic Resins is on the leading edge of formulating epoxies and polyurethanes with strong thermally conductive properties—perfect for optimizing EV motor performance. These resins lower the costs of components and lead to wider adoption of the technology.

Maximize the power, efficiency, and longevity of electric vehicles with advanced material science. Epic Resins formulates high-performance epoxy for EV and polyurethane resins engineered specifically for thermal management and protection. Our resin for EV motor applications provides superior heat dissipation, lowering operating temperatures and reducing system costs to accelerate e-mobility adoption.

 

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Thermally Conductive Resins for Lower E-Mobility Motor Operating Temperatures

As EV motors evolve to deliver higher power in smaller packages, effective heat management becomes non-negotiable. Excessive heat degrades performance, shortens component lifespan, and risks motor failure. Our specialized epoxy for EV encapsulation directly addresses this challenge. These advanced resins for EV systems are formulated with strong thermally conductive properties to pull heat away from critical windings and components, maintaining optimal operating temperatures for peak efficiency and reliability.

 

How Thermally Conductive Resins Improve Motor Performance

Potting and encapsulation compounds with high thermal conductivity play a vital role in managing motor temperatures by:

  • Enhancing Heat Dissipation

    Transferring heat away from critical components like windings and stators

  • Increasing Power Density

    Enabling higher current loads without overheating risks

  • Extending Motor Lifespan

    Reducing thermal stress on insulation materials and electronic components

  • Improving Reliability

    Minimizing hotspots that can lead to premature failure

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Popular EV Motor Compounds:

  • ProPreg E240 is a single component epoxy secondary insulation
  • Zero VOCs, no odor
  • Storage stable
  • High operating temperature and quick cure
  • Good chemical resistance
  • Excellent wet out and wicking to low surface energy plastics
  • Designed for demanding applications involving magnet wires coated with engineered plastics, such as PEEK, Teflon and low surface energy materials
  • Works well with traditional PE/PAI coated wires
  • Highest industry adhesion wire-to-wire, wire-to-aramid paper, aramid paper-to-steel and wire-to-low energy plastic slot liners
  • Typically requires no/low adjustments to implement into existing process equipment
  • Epic 0218EV is a single component epoxy adhesive and potting compound
  • Designed to have excellent bonding and thermal properties
  • Good chemical resistance
  • No cracking
  • High operating temperatures
  • 10-month shelf life at 25°C
  • Excellent adhesion to a variety of substrates
  • Easy processing
  • RoHS compliant
  • Fast gel time aids in efficient processing to reduce WIP
  • Epic S7559 is a two-component anhydride-cured epoxy
  • Designed for high-performance EV motor applications that require wide operating temperatures as well as high-temperature performance
  • Epic S7591 is a two component epoxy that is designed for high temperature applications
  • Low thermal expansion rate coupled with a high glass transition temperature
  • Designed to provide an extremely high 3 W/mK thermal conductivity for rapid removal of heat generated by electrical/electronic components
  • Convenient 1:1 volumetric mix ratio
  • Epic 0227 is a single component, 100% solids epoxy potting compound
  • Features high thermal conductivity and a high Tg
  • Designed to pass UL 94 V-0 and have a CTE below 30 ppm
  • High operating temperatures
  • 6-month shelf life at room temperature
  • RoHS compliant

Custom Potting & Encapsulation Solutions for High-Performance EV Motors

At Epic Resins, we specialize in advanced potting and encapsulation compounds tailored for electric vehicle (EV) motors. Our materials are engineered to enhance thermal management, electrical insulation, and long-term durability—ensuring optimal performance in even the most demanding e-mobility applications.

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