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Na2HPO4·12H2O与聚丙烯酸钠复合相变材料的制备及性能

张桂芝,田雨

Technology Innovation and Application（2019）

Cited 2|Views9
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Abstract
采用海藻酸钠作为增稠剂,选择硅酸钠、焦磷酸钠、硼砂为成核剂,以改善Na2HPO4·12H2O储热性能.发现在5％质量分数的硅酸钠,5％质量分数的海藻酸钠作用下,相变体系的放热性能较优.并由丙烯酸钠单体经原位自由基聚合制备得到凝胶化的Na2HPO4·12H2O/聚丙烯酸钠复合相变材料,实验表明该复合材料储热稳定性明显提高.
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