相变保温建筑材料研究和应用进展

Phase change materials for building insulation applications

相变材料作为建筑领域重要的保温材料,具有很大的发展潜力。主要综述了相变材料的分类、制备过程,相变保温建筑材料的研究进展、主要应用技术及存在的问题等。相变材料主要包括有机相变材料、无机相变材料和复合相变材料3类。利用物理吸附、微胶囊或高分子包覆封装技术将相变材料封装定形,然后通过一定的复合工艺可将其制成不同的相变保温建筑制品应用于建筑领域,如相变石膏板、相变混凝土、相变砂浆等,并分析了相变材料作为建筑材料的不足。

Phase change materials have a great potential in building insulation applications. This paper first provides a brief summary of the classification and synthesis routes for the materials. Recent progress in the research and development of the materials, and applications and associated technological issues are then discussed. Finally, techno-economic aspects and future development of the materials are presented.