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MobilityElectrification

High heat resistance and high insulation thermosetting resin
improves functionality and reliability of electric power train.

Fire Resistance Phenolic Molding Compounds for EV (Under Development)

Excellent Flame Retardancy Contributes to Delay the Propagation of EV Battery Thermal Runaway.

Advantage

This Material Has the Unique Ability to Greatly Suppress Material Deformation Ash Progress Even During Continuous 10-Minute Exposure to a Torch Burner
Test Method
Results
Item Phenolic Compound for EV Battery
Conventional Fire Resistance PM-5820
(Development)
High Fire Resistance
Fire Resistance
(Flame Exposure)
to UL94 Standard Burner
++ ++
to UL94 5V Burner ++ ++
to Torch Burner + ++
Specific Gravity - 1.78 1.91
Flexural Strength MPa 210 190
Flexural Modulus GPa 16 21
Dielectric Strength MV/m 9 10

*Above value is typical, not guarantee.
**Fire resistance performance ‒ tested by Sumitomo Bakelite Co., Ltd. method
Test method - One side of 120mm x 120mm x 2mmthickness test specimen was exposed to continuous flame from each burner for 5 minutes.
Burner distance is 70mm between TP

Judgment Criteria
++ No flame penetration and suppression of charring on the back side (cold side)
+ No flame penetration, but charring on the back side (cold side) was progressing

Additional Testing

Application Examples

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