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The experimental study on sol-gel technique of coating titanium
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF STOMATOLOGY
- Issue:
- 4
- DOI:
- 10.3760/j.issn:1002-0098.2004.04.012
- Key Word:
- 镍铬合金;钛;牙修复体
Abstract： 目的旨在建立溶胶-凝胶沉积金属钛的方法,在烤瓷用镍铬合金表面沉积一薄层钛,利用钛优秀的耐蚀性,增强镍铬合金的耐蚀性能.方法溶胶-凝胶法的步骤:①镍铬合金表面预处理;②溶胶制备;③涂层;④热处理.运用X射线光电子(XPS)能谱分析涂层后的镍铬合金表面元素成分的变化.结果镍铬合金经涂钛后,表面无起皮、鼓泡、剥落现象.XPS能谱分析峰高图表明,涂层后镍铬合金表面除镍、铬等元素外,增加了钛元素.据每分钟氩离子刻蚀103μm计算,涂钛层厚度约为20～80 μm.结论溶胶-凝胶法能够在镍铬合金表面沉积一薄层金属钛.
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