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Temperature dependence of the elastic modulus E’ (a), viscous modulus E’’ and loss factor tan δ (b) for neat PLA and crosslinked PLA/dioctyl phthalate (DOP) blends (PLA: original polymer, PLA-0: crosslinked PLA with 0% DOP, PLA-5, PLA-10 and PLA-15: crosslinked PLA with DOP plasticizer content 5%, 10% and 15%, respectively [74]. Reproduced with permission from Wiley. Copyright 2020.
