An injection grade of PLA (NatureWorks IngeoTM 3052D) with a density of
1.24 g/cm3 and a melting point of 150 C was used as a polymer matrix. Three
different particle sizes of talc, namely 1 (HTP Ultra 5L), 5 (HM 05L) and 30 lm
(talc SA325), were applied to PLA for crystal nucleating purpose.