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| 不同氟浓度的人工唾液对口腔常用金属腐蚀性的研究 | |
| 引用本文： | 程玮,汲平,林雪芬,杨柳,冯丹丹,徐俊萍.不同氟浓度的人工唾液对口腔常用金属腐蚀性的研究[J].口腔颌面修复学杂志,2011,12(1):10-13. |
| 作者姓名： | 程玮 汲平 林雪芬 杨柳 冯丹丹 徐俊萍 |
| 作者单位： | 1. 山东大学口腔医学院修复研究所,山东省口腔生物医学重点实验室,山东,250012 2. 山东大学口腔医学院修复研究所,山东,250012 3. 烟台市口腔医院修复科,山东,264000 |
| 摘 要： | 目的:研究钻铬合金、纯钛及高钴铬钼合金在不同氟浓度的人工唾液中的电化学腐蚀行为.方法:将3种口腔常用金属分别在不同氟浓度(0%、0.05%、0.2%)的人工唾液中,采用动电位极化曲线法测得其腐蚀电位、腐蚀电流密度及极化电阻,分析材料的耐腐蚀性.结果:纯钛及钴铬合金的腐蚀电流密度随着氟的浓度增加而变大,极化电阻随着氟的浓... |
| 关 键 词： | 氟 耐腐蚀性 钴铬合金 纯钛 维他灵合金 |
The corrosion behavior of dental alloys in common use in different concentrations of fluoride artificial saliva |
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| CHENG Wei,JI Ping,LIN Xue-fen,YANG Liu,FENG Dan-dan,XU Jun-ping.The corrosion behavior of dental alloys in common use in different concentrations of fluoride artificial saliva[J].Chinese Journal of Prosthodontics,2011,12(1):10-13. | |
| Authors: | CHENG Wei JI Ping LIN Xue-fen YANG Liu FENG Dan-dan XU Jun-ping |
| Institution: | CHENG Wei,JI Ping,LIN Xue-fen,YANG Liu,FENG Dan-dan,XU Jun-ping.(Department of Prosthodontics,School of Stomatology,Shandong University,Shangdong Provincial Key Laboratory of Oral Biomedicine,Jinan,250012,China) |
| Abstract: | Objective: To study the electrochemical corrosion behavior of the cobalt-chromium alloy,pure titanium and high-cobalt chromium molybdenum alloy in artificial saliva with different concentrations of fluoride.Mesthods: Three kinds of dental alloys were immersed in artificial saliva with different F-concentration(0%,0.05%,0.2%).Measure the electric potential of corrosion,current density of corrosion and polarization resistance of the three alloy with the application of the potentiodynamic polarization techniqu... |
| Keywords: | fluorides corrosion resistance titanium cobalt-chromium alloy Vitallium Alloy |
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