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用XPS研究铅铜合金钝化膜
引用本文:王当憨,刘世宏,郭宝兰,朱墨娴,李荻. 用XPS研究铅铜合金钝化膜[J]. 中国腐蚀与防护学报, 1986, 6(1): 49-58
作者姓名:王当憨  刘世宏  郭宝兰  朱墨娴  李荻
作者单位:中国科学院化学研究所;中国科学院化学研究所;北京航空学院;北京航空学院;北京航空学院
摘    要:用X射线光电子能谱(XP3)分别对铝铜合金的重铬酸钾钝化膜和8108钝化膜的组成进行了分析。结果表明,重铬酸钾钝化膜的主要成份是Al_2O_3,此外还有一定量的Cr_2O_3。证实了在重铬酸钾钝化膜中是有Cr_2O_3存在。在8108钝化膜中,除主要成份Al_2O_3外,还观察到有AlN和金属氮铬合物。此外,铝铜合金的这二种钝化膜中均未测到铜的信息,说明铜被覆盖在钝化膜之下。但含量较低的镁却富集在表层。

收稿时间:1986-02-25

AN XPS STUDY OF PASSIVE FILMS OF ALUMINUM-COPPER ALLOY
Wang Danghan Liu Shihong (Institute of Chemistry,Academia Sinica) Guo Baolan Zhu Moxie and Li Di Beijing Aeronautical Engineering Institute). AN XPS STUDY OF PASSIVE FILMS OF ALUMINUM-COPPER ALLOY[J]. Journal of Chinese Society For Corrosion and Protection, 1986, 6(1): 49-58
Authors:Wang Danghan Liu Shihong (Institute of Chemistry  Academia Sinica) Guo Baolan Zhu Moxie  Li Di Beijing Aeronautical Engineering Institute)
Abstract:In this paper, the passive films of aluminum-copper alloy treated with K_2Cr_2O_7 and nitrogen-containing passivation agent(8108) were studied by XPS respectively. The results show that the former contains Cr_2O_3 species besides the main component A1_2O_3, the latter contains AlN and aitrogencontaining complexes in addition to Al_2O_3.It is interesting to note that no opper signal can be detected on the surfaces of both passive films. Both films, moreover, show a definite mangnesium peak although magnesium content in the alloy is very low.
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