水滑石和类水滑石及其插层材料统称为水滑石类材料(LDHs),是一种低成本、无毒、热稳定性高和环境友好型的新型无机纳米材料。综述了LDHs的金属阳离子改性、阴离子改性以及表面改性研究进展,介绍了不同改性方法对LDHs结构和性能的影响。最后,指出了目前LDHs研究中存在的局限性,并展望了未来LDHs的研究重点和发展方向。
Hydrotalcites,hydrotalcite-like compounds and its intercalated compounds are generally called as layered double hydrotalcites(LDHs).LDHs are a kind of new inorganic nanomaterials,which are low cost,non-toxic,high thermal stability and environmental friendliness.The modified LDHs of metal cations,anions as well as surface modification were mainly introduced.In addition,the research progresses related to influence of different modification methods on the structure and performance of the LDHs were provided.Finally,limitations of current studies were pointed out,and then the focus and direction for researches of LDHs in the future were prospected.
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