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Microwave-Assisted Preparation of Cyclic Ureas from Diamines in the Presence of ZnO.

✍ Scribed by Yong Jin Kim; Rajender S. Varma


Publisher
John Wiley and Sons
Year
2005
Weight
142 KB
Volume
36
Category
Article
ISSN
0931-7597

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Microwave-Assisted Ring-Opening Polymeri
✍ Liqiong Liao; Lijian Liu; Chao Zhang; Shaoqin (Sarah) Gong 📂 Article 📅 2006 🏛 John Wiley and Sons 🌐 English ⚖ 142 KB

## Abstract **Summary:** Microwave‐assisted ring‐opening polymerization of __ε__‐caprolactone in the presence of 1‐butyl‐3‐methylimidazolium tetrafluoroborate ionic liquid using zinc oxide as a catalyst is investigated. By adding 30 wt.‐% ionic liquid, poly(__ε__‐caprolactone) with a weight‐average