Table 3: Damping characteristics of PLA-g-MDI composites.

Sample intensity at peak temperature at peak (°C)Damping reduction (%)

PLA-g-MDI0,23377.3
PLA-g-MDI/Mica0,25880.8−10.5
PLA-g-MDI/Zeolite0,20777.3+11.1
PLA-g-MDI/Vansil0,25075.8−7.2