Constitutive Investigation on Viscoelasticity of PolyVinyl Butyral: Experiments Based on Dynamic Mechanical Analysis Method

<table>Illustration of DMA 2980 Dynamic Mechanical Analyzer and dimension of PVB specimen.</table>

Advances in Materials Science and Engineering

Figure 1: Constitutive Investigation on Viscoelasticity of PolyVinyl Butyral: Experiments Based on Dynamic Mechanical Analysis Method 