Enzymatic polymerization catalyzed by surfactant-coated lipases in organic media |
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Authors: | Sadafumi Noda Noriho Kamiya Masahiro Goto Fumiyuki Nakashio |
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Affiliation: | (1) Department of Chemical Science & Technology, Faculty of Engineering, Kyushu University, Fukuoka, 812-81, Japan |
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Abstract: | Structural ring-opening of lactones driven by enzymatic polymerization has been performed using low concentration dosages of surfactant-coated lipases in organic media. By comparison, enzymatic polymerization rate with coated lipase proceeded at a rate 100-fold better than native powder. Similarly a higher polymeric molecular weight (21,300), narrow dispersity (Mw/Mn=1.9) and better conversion (100%) were obtained following polyesterification tests with surfactant-coated lipase. |
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