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关于锌镀层钝化膜形成机理的分析和讨论
引用本文:赵仕如. 关于锌镀层钝化膜形成机理的分析和讨论[J]. 兰州理工大学学报, 1987, 0(2)
作者姓名:赵仕如
摘    要:本文对锌镀层三酸(铬酸、硫酸、硝酸)钝化过程进行了理论分析,提出了钝化膜的大致组成,并对现有钝化机理中的疑点进行了讨论。

关 键 词:彩色钝化  钝化膜  pH值  Cr(OH)_3胶状沉淀  三价铬多核络离子

Analysis and Discussion on Mechanism of Passivation Membrane Formed on Zinc Plating
Zhao Shiru. Analysis and Discussion on Mechanism of Passivation Membrane Formed on Zinc Plating[J]. Journal of Lanzhou University of Technology, 1987, 0(2)
Authors:Zhao Shiru
Abstract:A theoretical analysis on the process of passivation membrane formation on Zinc plating in triacid ( chromic acid, sulfuric acid, and nitric acid)is given in this paper.An approximate composition of the passivation membrane is presented.Some arguments on the mechanism of passivation membrane formation is also discussed here.
Keywords:chromatic passivation   passivation membrane   pH value   colloidal precipitation of chromic hydroxide  chromie polynuclear complex ion.  
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