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丙烯酸长碳链酯对阳离子丙烯酸树脂/醇酸树脂杂化体系的影响

Journal of Shaanxi University of Science & Technology(2018)

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Abstract
采用溶液转相乳液聚合方法制备阳离子丙烯酸树脂/醇酸树脂乳液(WPAAR),探讨了丙烯酸十八酯(SA)的用量对阳离子丙烯酸树脂/醇酸树脂乳液性能的影响,并通过AFM、TGA、流变仪及动态光散射仪等对乳液性能进行表征,结果表明:当w(SA)=1.54% 时,涂膜的吸水率为2%,硬度可达H,抗冲击性达到50 cm,热失重5% 时的分解温度为219.69℃,同时随SA含量的增加,涂膜表面粗糙度降低,乳液粒径先减小后增大,乳液稳定性提高,乳液具有良好的触变性.
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