羧甲基淀粉糊料流变性能研究
Textile Auxiliaries（2009）
Abstract
研究了羧甲基淀粉糊料制备及其流变性能.分析了影响羧甲基淀粉流变性能的因素:糊料含固量、剪切速率、剪切应力、振荡频率、温度.结果表明:含固量增加,羧甲基淀粉粘度上升;剪切速率增加,表观粘度迅速降低;温度升高,羧甲基淀粉粘度下降等.通过小幅振荡剪切应力扫描、频率扫描试验得出,随着温度的升高,储能模量和耗散模量下降,损耗角增大,流变性能发生明显变化.
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Key words
loss modulus,storage modulus,rheological property,carboxyl methyl starch
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