High vibration reduction, shock absorption No melting point and heat resistance (Reflow soldering resistance) Good adhesion to metal plates Flexibility and rubber elasticity Good insulation Vibration damping and shock absorption for automobile parts Shock absorption property to CFRP Reduction of the sound in EV car Adhesive sheet to fill up in narrow gap between electronic parts Vibration damping and shock absorption film (Under development) Sample Thickness(mm) Urethane 0.079 MCC Urethane 1.0 Foaming type Silicone 1.0 Gel type 1.0 Puncture impact energy(J) ※1 1.8 Acrylic 0.87 2.5 1.0 26.4 Epoxy 0.5 21.6 0.1 7.7 8.8 1.5 17.3 ■ Shock absorption property Good compared to existing forming films and gel films ■ Vibration damping property The epoxy film has a good vibration damping property compared to a existing film. ※1: Puncture impact test Φ=1mm, speed:3m/s *Inertance is the value that vibrational acceleration is divided by stress given by a hammer. Measurement of vibration damping on aluminum plate Inertance ((m/s 2 )/N) 30 20 10 0 -10 -20 -30 0 0.2 0.4 Time(s) 0.6 0.8 1 AL3mm AL3mm+Urethane 1mm AL3mm+Epoxy 1mm Film sample Aluminum plate Acceleration sensor hammer Characteristics and Advantages Applicable components Proposal for the future