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NaCl对海藻酸钠/多壁碳纳米管复合溶液流变性能的影响

Yu-jin LI,Kun-yan SUI,Dan XIE,Yang ZHANG,Xin ZHAO,Hong-chao LIANG

Science Technology and Engineering（2012）

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Abstract
研究了不同氯化钠(NaCl)浓度,不同温度下的海藻酸钠(SA)及其与多壁碳纳米管(MWCNTs)复合溶液的流变行为.利用Ostwald's和Arrhenius方程计算得出溶液的非牛顿指数和黏流活化能.结果表明,纺丝溶液属于非牛顿流体,溶液的零剪切黏度随着NaCl浓度的增加逐渐增加,非牛顿指数却逐渐降低.MWCNTs的加入使得SA溶液的黏流活化能降低,说明MWCNTs的加入增加了溶液的流动性.
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sodium alginate multi-walled carbon nanotubes rheological behaviors NaCl
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