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以胶原纤维为模板,首先将Zr(Ⅳ)负载在胶原纤维上,然后吸附磷,最后经高温煅烧除去胶原纤维模板制备了介孔磷酸锆钠(NaZr2(PO4)3,NZP).利用电感耦合等离子发散光谱仪(ICP)、X射线衍射仪(XRD)、场发射透射电镜(FETEM)、X射线光电子能谱(XPS)、傅立叶变换红外光谱(FT-IR)、N2吸附/脱附分析等对NZP进行了表征.结果表明,胶原纤维模板在800℃时即可完全去除,并形成介孔结构;当以磷酸二氢钠(NaH2PO4)为磷源、n(Zr)/n(P)=0.62时,经800℃煅烧得到了介孔率为97%的NZP.

参考文献

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