Charged EVs | Evonik’s new fire-resistant coatings for EV battery housings

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Charged EVs | Evonik’s new fire-resistant coatings for EV battery housings

German chemical firm Evonik is increasing its TEGO Therm product vary to offer warmth safety and fire-resistant coatings for EV battery housings and covers to stop thermal runaway.

The vary contains TEGO Therm HPG 4000 granules, which have a microporous silica core for low thermal conductivity, excessive hydrophobicity, and lowered flammability. TEGO Therm HPG 6806, a finer silica-based granule, is designed to strengthen mechanical efficiency and guarantee clean, even surfaces of insulation coatings. The TEGO Therm L 300 waterborne polysiloxane hybrid binder additional enhances the thermal stability and hearth resistance of protecting coatings.

Coatings based mostly on the vary meet UL 94 V-0 hearth security requirements. Spray software on advanced three-dimensional substrates ensures full and environment friendly hearth resistance of all the battery housing and helps to save lots of house.

When subjected to a propylene flame at greater than 1,000° C in testing, TEGO Therm-based coatings protected the substrate successfully because the temperature on the again remained reasonable, even with a skinny dry movie thickness.

“The synergy between TEGO Therm binder and granules is on the core of our resolution. It minimizes warmth switch and successfully inhibits the unfold of fires, providing essential extra time for emergency response,” stated Niko Haberkorn, World Head of Enterprise Growth for the Industrial & Transportation Coatings market phase at Evonik Coating Components. “Our merchandise guarantee excessive mechanical resistance, sustaining structural integrity in high-temperature situations.”

Supply: Evonik