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題 名 | The Kinetics of Polyesterification (5):Molecular Weight Distribution Behavior=聚脂化反應動力學(5):分子量分佈 |
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作 者 | 林建中; 邱文英; 張昆明; | 書刊名 | Journal of the Chinese Institute of Chemical Engineers |
卷 期 | 14:1 1983.01[民72.01] |
頁 次 | 頁99-105 |
分類號 | 346.24 |
關鍵詞 | 分子量; 動力學; 聚脂化反應; |
語 文 | 英文(English) |
英文摘要 | The average molecular weight as well as its distribution of polyester produced by polyesterification between ethylene glycol and adipic acid in nonequimolar ratios have been theoretically and experimentally investigated. A series of equations which express the relationships among polydispersity, conversion, and initial molar ratio of [OH] to [COOH] have been derived according to Lin's rate equations. The experimental data of the polydispersity agreed well with the calculated values of the theoretical equation: = (R+1-2P)(1+R+4P+P²+P²/R)/(R+1) ² (1-P²/R) |
本系統中英文摘要資訊取自各篇刊載內容。