辐射交联聚己内酯的酶降解动力学研究
Fushe Yanjiu yu Fushe Gongyi Xuebao/Journal of Radiation Research and Radiation Processing（2006）
Abstract
研究了聚己内酯(Polycaprolactone,PCL)和辐射交联PCL的脂肪酶降解行为及酶促反应动力学,得到了PCL降解速度与时间和底物浓度的关系及Michaelis-Menten常数.实验发现,降解产物浓度随着降解时间和底物浓度增加而增加.PCL粉末和交联PCL颗粒的降解动力学较好地符合米氏方程,其动力学参数Km分别为1.14、71.95mg/mL,最大降解速度Vmax分别为0.39、0.96mL/h.
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Key words
Enzymatic degradation,Kinetics,Polycaprolactone,Titrimetry
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