成膜物质是影响涂料流变特性的主要因素,对加工纸张涂料常用的氧化淀粉、羧基丁苯乳胶和聚乙烯醇在不同添加量情况下配成的涂料进行了系统的研究.实验结果表明,涂料呈剪切稀化特性,其剪切应力与剪切速率可用修改的幂律方程表示.
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