63. Okajima S, Kondo R, Toshima K, Matsumura S (2003) Lipase-catalyzed transformation of
poly(butylene adipate) and poly(butylene succinate) into polymerizable cyclic oligomers.
Biomacromolecules 4:1514–1519
64. Takahashi Y, Okajima S, Toshima K, Matsumura S (2004) Lipase-catalyzed transformation of
poly(lactic acid) into cyclic oligomers. Macromol Biosci 4:346–353
65. Osanai Y, Toshima K, Matsumura S (2003) Enzymatic degradation of poly(R, S-3-hydroxybutanonoate) to cyclic oligomers under continuous flow. Green Chem 5:567–570
66. Matsumura S (2007) Enzymatic synthesis of polyesters via ring-opening polymerization. Adv
Polym Sci 194:95–132
67. Numata K, Srivastava RK, Finne-Wistrand A, Albertsson A-C, Doi Y, Abe H (2007) Branched
poly(lactide) synthesized by enzymatic polymerization: effect of molecular branches and
stereochemistry on enzymatic degradation and alkaline hydrolysis. Biomacromolecules
8:3115–3125
68. Lecomte P, Jerome C (2012) Recent developments in ring-opening polymerization of lactones.
Adv Polym Sci 245:173–218
69. Namekawa S, Uyama H, Kobayashi S (1998) Lipase-catalyzed ring-opening polymerization of
lactones in water. Polym J 30:269–271
70. Kobayashi S, Uyama H, Namekawa S (1998) In vitro biosynthesis of polyesters with isolated
enzymes in aqueous systems and organic solvents. Polym Deg Stab 59:195–201
71. Uyama H, Takeya K, Kobayashi S (1995) Enzymatic ring-opening polymerization of lactones
to polyesters by lipase catalyst: unusually high reactivity of macrolides. Bull Chem Soc Jpn
68:56–61
72. Taden A, Antonietti M, Landfester K (2003) Enzymatic polymerization toward biodegradable
polyester nanoparticles. Macromol Rapid Commun 24:512–516
73. Takamoto T, Uyama H, Kobayashi S (2001) Lipase-catalyzed synthesis of aliphatic polyesters
in supercritical carbon dioxide. e-Polymers 4:1–6
74. Loeker FC, Duxbury CJ, Kumar R, Gao W, Gross RA, Howdle SM (2004) Enzyme-catalyzed
ring-opening polymerization of ε-caprolactone in supercritical carbon dioxide.
Macromolecules 37:2450–2453
75. Takamoto T, Uyama H, Kobayashi S (2001) Lipase-catalyzed degradation of polyester in
supercritical carbon dioxide. Macromol Biosci 1:215–218
76. Kubisa P (2005) Ionic liquids in the synthesis and modification of polymers. J Polym Sci A
Polym Chem 43:4675–4683
77. Uyama H, Takamoto T, Kobayashi S (2002) Enzymatic synthesis of polyesters in ionic liquids.
Polym J 34:94–96
78. Marcilla R, de Jeus M, Mecerreyes D, Duxbury CJ, Koning CE, Heise A (2006) Enzymatic
polyester synthesis in ionic liquids. Eur Polym J 42:1215–1221
79. Yoshizawa-Fujita M, Saito C, Takeoka Y, Rikukawa M (2008) Lipase-catalyzed polymerization of L-lactide in ionic liquids. Polym Adv Technol 19:1396–1400
166
S. Kobayashi
poly(butylene adipate) and poly(butylene succinate) into polymerizable cyclic oligomers.
Biomacromolecules 4:1514–1519
64. Takahashi Y, Okajima S, Toshima K, Matsumura S (2004) Lipase-catalyzed transformation of
poly(lactic acid) into cyclic oligomers. Macromol Biosci 4:346–353
65. Osanai Y, Toshima K, Matsumura S (2003) Enzymatic degradation of poly(R, S-3-hydroxybutanonoate) to cyclic oligomers under continuous flow. Green Chem 5:567–570
66. Matsumura S (2007) Enzymatic synthesis of polyesters via ring-opening polymerization. Adv
Polym Sci 194:95–132
67. Numata K, Srivastava RK, Finne-Wistrand A, Albertsson A-C, Doi Y, Abe H (2007) Branched
poly(lactide) synthesized by enzymatic polymerization: effect of molecular branches and
stereochemistry on enzymatic degradation and alkaline hydrolysis. Biomacromolecules
8:3115–3125
68. Lecomte P, Jerome C (2012) Recent developments in ring-opening polymerization of lactones.
Adv Polym Sci 245:173–218
69. Namekawa S, Uyama H, Kobayashi S (1998) Lipase-catalyzed ring-opening polymerization of
lactones in water. Polym J 30:269–271
70. Kobayashi S, Uyama H, Namekawa S (1998) In vitro biosynthesis of polyesters with isolated
enzymes in aqueous systems and organic solvents. Polym Deg Stab 59:195–201
71. Uyama H, Takeya K, Kobayashi S (1995) Enzymatic ring-opening polymerization of lactones
to polyesters by lipase catalyst: unusually high reactivity of macrolides. Bull Chem Soc Jpn
68:56–61
72. Taden A, Antonietti M, Landfester K (2003) Enzymatic polymerization toward biodegradable
polyester nanoparticles. Macromol Rapid Commun 24:512–516
73. Takamoto T, Uyama H, Kobayashi S (2001) Lipase-catalyzed synthesis of aliphatic polyesters
in supercritical carbon dioxide. e-Polymers 4:1–6
74. Loeker FC, Duxbury CJ, Kumar R, Gao W, Gross RA, Howdle SM (2004) Enzyme-catalyzed
ring-opening polymerization of ε-caprolactone in supercritical carbon dioxide.
Macromolecules 37:2450–2453
75. Takamoto T, Uyama H, Kobayashi S (2001) Lipase-catalyzed degradation of polyester in
supercritical carbon dioxide. Macromol Biosci 1:215–218
76. Kubisa P (2005) Ionic liquids in the synthesis and modification of polymers. J Polym Sci A
Polym Chem 43:4675–4683
77. Uyama H, Takamoto T, Kobayashi S (2002) Enzymatic synthesis of polyesters in ionic liquids.
Polym J 34:94–96
78. Marcilla R, de Jeus M, Mecerreyes D, Duxbury CJ, Koning CE, Heise A (2006) Enzymatic
polyester synthesis in ionic liquids. Eur Polym J 42:1215–1221
79. Yoshizawa-Fujita M, Saito C, Takeoka Y, Rikukawa M (2008) Lipase-catalyzed polymerization of L-lactide in ionic liquids. Polym Adv Technol 19:1396–1400
166
S. Kobayashi