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发明名称
一种掺杂乙酸钴的溶胶凝胶膜层及制备方法
摘要
本发明提供了一种掺杂乙酸钴的溶胶凝胶膜层及制备方法,溶胶凝胶膜层的溶胶体系采用异丙醇锆和γ-环氧丙氧丙基三甲氧基硅烷作为前驱体,无水乙醇作为溶剂,乙酰乙酸乙酯作为催化剂,乙酸钴作为添加剂掺杂到溶胶体系中。这层膜完整、致密,可以为铝及铝合金提供一层物理屏障,阻滞腐蚀介质的进入,从而抑制了铝合金上腐蚀反应的发生,达到提高铝合金的耐蚀性能;还具有良好的稳定性和耐久性,可以为受到破坏的溶胶凝胶膜提供缓蚀作用,这种缓蚀性能可以减缓甚至抑制腐蚀介质对金属表面造成的损害。
申请公布号
CN102080224A
申请公布日期
2011.06.01
申请号
CN201010586593.6
申请日期
2010.12.14
申请人
北京航空航天大学
发明人
李松梅;丁娇娇;刘建华;于美;詹中伟
分类号
C23C20/00(2006.01)I
主分类号
C23C20/00(2006.01)I
代理机构
代理人
主权项
一种掺杂乙酸钴的溶胶凝胶膜层,其特征在于,溶胶凝胶膜层的溶胶体系采用异丙醇锆和γ‑环氧丙氧丙基三甲氧基硅烷作为前驱体,无水乙醇作为溶剂,乙酰乙酸乙酯作为催化剂,乙酸钴作为添加剂掺杂到溶胶体系中。
地址
100191 北京市海淀区学院路37号
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