In this study, PLA/PBAT blend film, PLA/PBAT/PEO, and PLA/PBAT/Clay nanocomposites films were prepared, and the miscibility differences were compared with the prepared films, and PLA modified with CTAB that can be used as an agricultural mulching material. PLA/PBAT/Clay was selected and the drawing ...
In this study, PLA/PBAT blend film, PLA/PBAT/PEO, and PLA/PBAT/Clay nanocomposites films were prepared, and the miscibility differences were compared with the prepared films, and PLA modified with CTAB that can be used as an agricultural mulching material. PLA/PBAT/Clay was selected and the drawing experiment was conducted. At the time, it was confirmed what tendency the drawability of the PLA/PBAT blend film and the PLA/PBAT blend film mixed with clay showed, and how clay affects the drawability and surface properties. In addition, the characteristics of the drawn PLA/PBAT/Clay nanocomposites film were analyzed, and the following conclusions were drawn as a result of the experiment. [1] The incorporation of clay increased the stiffness and elongation as the content of clay increased, and the incorporation of clay increased the miscibility of PLA and PBAT. In particular, in the case of 3 wt.% of clay, the PLA/PBAT blend film showed results suitable for the mechanical properties of an ideal mulching film. [2] As a result of FTIR analysis, it was shown that there is good compatibility between clay and PLA/PBAT blend by showing multiple polarities and strong interactions. In addition, the incorporation of clay has good dispersibility in the polymer matrix, and as the content increases, deterioration is promoted and biodegradation is increased. [3] Results of thermal properties The incorporation of clay increased the miscibility, and the stable structure of the blend film was formed with a homogeneous distribution due to the particle barrier effect, resulting in improved thermal stability. [4] As the draw ratio increased, the contact angle of the PLA/PBAT blend film and the PLA/PBAT nanocomposites film mixed with clay decreased, and the moisture permeability increased due to the expansion of fine pores.
In this study, PLA/PBAT blend film, PLA/PBAT/PEO, and PLA/PBAT/Clay nanocomposites films were prepared, and the miscibility differences were compared with the prepared films, and PLA modified with CTAB that can be used as an agricultural mulching material. PLA/PBAT/Clay was selected and the drawing experiment was conducted. At the time, it was confirmed what tendency the drawability of the PLA/PBAT blend film and the PLA/PBAT blend film mixed with clay showed, and how clay affects the drawability and surface properties. In addition, the characteristics of the drawn PLA/PBAT/Clay nanocomposites film were analyzed, and the following conclusions were drawn as a result of the experiment. [1] The incorporation of clay increased the stiffness and elongation as the content of clay increased, and the incorporation of clay increased the miscibility of PLA and PBAT. In particular, in the case of 3 wt.% of clay, the PLA/PBAT blend film showed results suitable for the mechanical properties of an ideal mulching film. [2] As a result of FTIR analysis, it was shown that there is good compatibility between clay and PLA/PBAT blend by showing multiple polarities and strong interactions. In addition, the incorporation of clay has good dispersibility in the polymer matrix, and as the content increases, deterioration is promoted and biodegradation is increased. [3] Results of thermal properties The incorporation of clay increased the miscibility, and the stable structure of the blend film was formed with a homogeneous distribution due to the particle barrier effect, resulting in improved thermal stability. [4] As the draw ratio increased, the contact angle of the PLA/PBAT blend film and the PLA/PBAT nanocomposites film mixed with clay decreased, and the moisture permeability increased due to the expansion of fine pores.
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