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淀粉/聚乙烯醇共混胶体系相稳定性研究

ANHUI CHEMICAL INDUSTRY(2003)

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Abstract
将淀粉和聚乙烯醇(PVA)分别制胶,然后将它们共混改性是制备性能良好的胶剂有效途径之一.基于淀粉与PVA共混胶体系相是不稳定的,实验考察了共混时的搅拌强度、胶液的PH值、共混胶液的浓度及PVA胶液体积分率对共混体系相稳定性的影响,结果表明:适当地提高搅拌强度或胶液的碱性强度、降低共混胶液的总浓度或PVA含量都有利于体系相稳定性的提高.
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