Effect of Polymerization Conditions on Thermal and Mechanical Properties of Ethylene/1-Butene Copolymer Made with Ziegler-Natta Catalysts

Figure 4

tan𝛿 of copolymers synthesized at 𝑃_C2H4=5 bar, 𝑇_{polymerization} = 60°C, and 𝑡_{polymerization} = 30 min (samples 1, 2, and 3).