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. 2011 Aug 10;4(8):1384–1398. doi: 10.3390/ma4081384

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© 2011 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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M_n (a), DP estimated from M_n (b), and molecular weight distribution (M_w/M_n) (c) of PLA, PBA, PHA, and PDA during the second polymerization step under reduced pressure at different times, as a function of reaction time.