Preparation of Higher Molecular Weight Poly (<small class="sc">L</small>-lactic Acid) by Chain Extension

<table>The infrared spectrum of the PLA prepolymer and the PLA chain extended with HDI (Run3).</table>

International Journal of Polymer Science

Figure 2: Preparation of Higher Molecular Weight Poly (<small class="sc">L</small>-lactic Acid) by Chain Extension 