Published : 2014-08-30

Modification of hydrolytic stability of high molecular weight poly(e-caprolactone) by addition of medium molecular weight poly(e-caprolactone) agregated in the presence of CaO

Abstract

Medium molecular weight poly(e-caprolactone) containing three carboxyl groups at one chain end (PCL5000) and the same polymer but aggregated in the presence of CaO (PCL5000/CaO) were used as an additive for modification of hydrolytic stability of high molecular weight poly(e-caprolactone) (PCL80000). Thermal and mechanical properties of PCL80000 and its composites together with their molecular weight changes upon hydrolysis were investigated. The composite obtained using PCL5000/CaO showed higher tendency to hydrolytic degradation than unmodified PCL80000 with the preservation of mechanical properties.


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Bednarek, M., & Cichorek, M. (2014). Modification of hydrolytic stability of high molecular weight poly(e-caprolactone) by addition of medium molecular weight poly(e-caprolactone) agregated in the presence of CaO. Polimery, 59(7-8), 598-601. https://doi.org/10.14314/polimery.2014.598