Essential Resins for EV Motor Protection

Thermally Conductive Potting & Encapsulating Materials

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.

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Thermally conductive resins for lower motor operating temp

The evolving electric vehicle motor industry places a premium on a motor’s ability to carry a high current without overheating. Potting or encapsulation compounds can lower the operating temperature of electric motors, resulting in higher power output, longer engine life and better reliability.

Popular EV Motor Compounds:

ProPreg E240 has the highest industry adhesion wire-to-wire, wire-to-aramid paper, aramid paper-to-steel and wire-to-low energy plastic slot liners. This single component epoxy secondary insulation has a high operating temperature and quick cure.

Epic 0218EV is a single component epoxy adhesive and potting compound. Epic 0218EV is designed to have excellent bonding and thermal properties and features a 10-month shelf life at 25°C.

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 S7592 is a two component polyurethane adhesive designed to pass UL 94 V-0 flame retardancy testing. This urethane has been formulated to provide superior adhesion to a variety of substrates, including plastic and metal.

Epic S7591 is a two component epoxy that is designed for high temperature applications. It features a low thermal expansion rate coupled with a high glass transition temperature. S7591 is also designed to provide an extremely high 3 W/mK thermal conductivity for rapid removal of heat generated by electrical/electronic components.

Epic 0227 is a single component, 100% solids epoxy potting compound. It is designed to have a high thermal conductivity and a high Tg for thermally demanding applications. This component is designed to pass UL 94 V-0 and have a CTE below 30 ppm.

Custom Potting & Encapsulating Materials for a Better Electric Vehicle Motor

Our potting and encapsulating compounds have a wide variety of electrical and thermal characteristics. They can be modified by our chemists to work in any environment and application. We will work with you to meet the unique specifications that your product requires.

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