采用水热法合成了以1,6-己二胺(HDA)为模板剂的层状磷酸锆晶体[(HDA)H2]0.5[Zr(PO4)(HPO4)]·1.5H2O,并用单晶及粉末XRD,IR和TG-DTA等对其结构和性质进行了表征. 该晶体是由磷酸锆无机层、有机胺以及水分子三部分构成的层状结构,层间距约为1.77 nm,无机层结构为γ-型. 位于有机胺两端的氮与无机层表面部分羟基的氧以氢键连接,水分子占据磷酸锆层间的两种位置. 单晶结构模拟得到的XRD谱与从粉末样品采集的XRD谱基本吻合. 此晶体在180 ℃下脱去水分子,在220 ℃下加热3 h其结构未发生明显变化; 有机胺模板剂在250 ℃下开始分解.
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