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Synthesis of Propylene Carbonate from Alcoholysis of Urea Catalyzed by Modified Hydroxyapatites

✍ Scribed by Zhiping DU; Liang LIU; Hua YUAN; Jian XIONG; Bin ZHOU; Yuanxin WU

Book ID
108499201
Publisher
Elsevier Science
Year
2010
Weight
459 KB
Volume
31
Category
Article
ISSN
1872-2067

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## Abstract A series of zinc–iron double oxide catalysts has been prepared. The suitable preparation conditions are as follows: zinc nitrate and iron nitrate as precursors, molar ratio of Zn/Fe 2:1, ammonia as the precipitant, precipitation end‐point pH 8.04, and calcination temperature 450 Β°C. The