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Synthesis of poly(ε-caprolactone)-poly(L-lactide) block copolymers by melt or solution sequential copolymerization using nontoxic dibutylmagnesium as initiator

✍ Scribed by Zhiyong Wei; Lian Liu; Fengyun Yu; Pei Wang; Chao Qu; Min Qi


Book ID
106001479
Publisher
Springer
Year
2008
Tongue
English
Weight
225 KB
Volume
61
Category
Article
ISSN
0170-0839

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Synthesis and Characterization of Block
✍ Ming-Hsi Huang; Suming Li; Jean Coudane; Michel Vert 📂 Article 📅 2003 🏛 John Wiley and Sons 🌐 English ⚖ 132 KB

## Abstract Biodegradable copolymers were prepared by ring‐opening polymerization of sequentially added __ε__‐caprolactone and DL‐lactide in the presence of ethylene glycol or poly(ethylene glycol), using zinc metal as catalyst. Polymerization was performed in bulk and yielded block copolymers with