丙烯腈-甲基丙烯酸甲酯共聚物囊壁的十四醇相变微胶囊的制备与表征

Shanghai Textile Science & Technology(2014)

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Abstract
通过悬浮聚合法成功制备了以丙烯腈-甲基丙烯酸甲酯-甲基丙烯酸共聚物为囊壁、十四醇为芯材的相变微胶囊,研究了不同单体组成对微胶囊形貌的影响.通过红外光谱(FTIR)、扫描电子显微镜(SEM)、激光粒度仪、差示扫描量热仪(DSC)、热重分析仪(TGA)分别对微胶囊进行了表征.研究结果表明:制得的相变微胶囊形态规整,相变焓随芯壁比提高而增大,当芯壁比为1.5时,相变微胶囊相变焓达最大,为124.5 J/g,并且相变微胶囊具有良好的热稳定性,可应用于储能功能纺织品中.
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