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    Embrittlement of poly (L-lactide)/poly (ε-caprolactone) blends upon physical aging

    Toughening of poly (L-lactide) (PLLA) by flexible poly (ε-caprolactone) (PCL) is very attractive for biomedical applications. However, PLLA/PCL blends usually behave brittle fracture, which is ascribed to the ...

    Huayan Pan, Bing Na, Ruihua Lv, Shufen Zou in Journal of Polymer Research (2012)