纳米二氧化锆为无毒无味白色粉末，因烧结温度及添加氧化钇等稳定物含量的不同可分为单斜相、四方相和立方相三种，溶于硫酸、氢氟酸。纳米氧化锆分散性好,具有良好的热化学稳定性、高温导电性和较高的强度和韧性，机械、热学、电学、光学性质良好，纳米氧化锆粒径小、稳定性强，具有耐酸、耐碱、耐腐蚀、耐高温的性能。
并对其进行改性，制成纳米二氧化锆固体超强酸催化剂。
Then we made super acid catalyst with the nano-ZrO_2 and studied oligomerization on naphthalene with the catalyst.
简要介绍了纳米二氧化锆的制备方法，综述了各种方法的优点及存在的缺陷；
The preparation processes of nanometer zirconium dioxide were introduced. Their advantages and disadvantages were discussed.
结论：经过表面处理的纳米二氧化钛和纳米二氧化锆能够均匀的渗入牙科复合树脂中。
Conclusion: Decorated nano TiO2 and nano ZrO2 could be permeated into dental composite resin evenly.
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