层状双金属氢氧化物在建材领域的应用研究进展

层状双金属氢氧化物（LDHs）是一类具有双层结构的新型纳米黏土，具有优异的物理化学性能。本文简述了LDHs的化学组成、结构与性质，总结和分析了LDHs的主要制备方法以及每种方法的优缺点，重点介绍了LDHs在建材领域的应用研究与应用，包括在水泥及水泥基混凝土、沥青、建筑有机高分子材料中的应用，最后对该类材料在建材领域的研究发展趋势和研究方向进行了展望。

Research Progress in the Application of Layered Double Hydroxides in Building Materials

Layered double hydroxides (LDHs) are a kind of new nano clay with double-layer structure, which have excellent physical and chemical properties. This paper briefly describes the chemical composition, structure and properties of LDHs, summarizes and analyzes the main preparation methods of LDHs, as well as the advantages and disadvantages of each method, and focuses on the application research and application of LDHs in the field of building materials, including the application in cement and cement-based concrete, asphalt, building organic high molecular materials. In the end, the paper provides an outlook for the research development trend and direction of LDHs in the field of building materials.