| 固定化酶用聚偏氟乙烯分离膜的制备及性能表征 |
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| 引用本文： | 魏民 常津 姚康德. 固定化酶用聚偏氟乙烯分离膜的制备及性能表征[J]. 化学工业与工程, 1999, 16(5): 259-262 |
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| 作者姓名： | 魏民 常津 姚康德 |
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| 作者单位： | 天津大学高分子材料科学与工程研究所!天津300072 |
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| 摘 要： | 为研究膜技术在生物反应器中的应用，选用聚偏氟乙烯为膜材料，聚乙二醇为添加剂，溶于不同的有机溶剂中，以相转化法成膜，以用于酶固定化。文章讨论了挥发时间、凝固浴温度及铸膜液温度等因素的影响，并对聚偏氟乙烯膜的通透性和固定化性能进行了研究。
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| 关 键 词： | 聚偏氟乙烯 分离膜 酶固定化 |
Preparation and Characterization of Poly( Vinylidene Fluoride) Mem brane Used for Enzym e Im m obilization |
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| Wei Min Chang Jin Yao Kangde. Preparation and Characterization of Poly( Vinylidene Fluoride) Mem brane Used for Enzym e Im m obilization[J]. Chemical Industry and Engineering, 1999, 16(5): 259-262 |
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| Authors: | Wei Min Chang Jin Yao Kangde |
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| Abstract: | This article w as concerned w ith the poly(vinylidene fluoride)( P V D F)m em brane,w hich w as used to im m obilize enzym e. The m em brane w as prepared by usingphase reverse m ethod. In the research w ork, P E G w as chosen as additive and m anyfactors w ere studied,such as evaporation tim e,coagulation tem perature,cast liquidtem perature,etc. The perm eability and enzym e im m obilization of P V D F m em branew ere evaluated. |
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| Keywords: | poly(vinylidene fluoride) m em brane enzym e im m obilization |
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