2. Experimental procedure
2.1. Materials
PLA pellets (Commercial grade: 2002D) used in the experimental work was a commercially available product from Natureworks,
Inc. (Minnetonka, MN). The PBAT (Trade mark: Ecoflex FBX 7011)
was obtained commercially from BASF Corp. with density of
1.25–1.27 g/cm
3
, glass transition temperature (Tg
)of29C and
melting point (Tm) of 115C, respectively. TBT was product of
Tianjin Yuanli Chemical Co., Ltd. (Tianjin, China).