一种以棕榈油为原料的相变材料的制备方法

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Publication date
1 January 2017
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Abstract

以棕榈油为原料经酯交换反应制得饱和脂肪酸甲酯,再与十六醇按质量比10∶1制成复合相变材料,其熔点Tm26.9℃,相变潜热212.5 J/g。该材料应用到建筑围护结构中,适用于南方地区,利用围护结构吸收和储存白天进入室内的太阳辐射热,夜间时释放能量,减少室内温度波动,提高室内热舒适性,降低采暖或制冷能耗,降低建筑能耗

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