| 无铬钝化技术的发展和ZECCOAT无铬钝化工艺 |
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| 引用本文： | 赖奂汶,郭崇武. 无铬钝化技术的发展和ZECCOAT无铬钝化工艺[J]. 涂装与电镀, 2011, 0(5) |
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| 作者姓名： | 赖奂汶 郭崇武 |
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| 作者单位： | 广州超邦化工有限公司; |
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| 摘 要： | 介绍了无铬钝化技术的发展概况,无铬钝化分为无机物钝化和有机物钝化两个体系,大部分工艺还处于实验室研究阶段。介绍了ZECCOAT无铬钝化工艺。该工艺采用了高科技纳米技术,钝化溶液无毒,钝化膜薄,具有自修复性,耐腐蚀性高。中性盐雾试验出现白锈时间,直接采用ZECCOAT钝化,碱性镀锌为96 h-168 h,酸性镀锌为96 h-120 h;采用三价铬钝化加ZECCOAT钝化,碱性镀锌为648 h-936 h,酸性镀锌为192 h-504 h。ZECCOAT钝化膜性能和钝化成本与三价铬钝化加封闭工艺相当。
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| 关 键 词： | 无铬钝化 无机物钝化 有机物钝化 镀锌 盐雾试验 耐腐蚀性 自修复性 |
Develpment about Chromium-free Passivation Technology and ZECCOAT Chromium-free Passivation Technology |
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| Jeffrey Lai Guo Chongwu. Develpment about Chromium-free Passivation Technology and ZECCOAT Chromium-free Passivation Technology[J]. Painting & Electroplating, 2011, 0(5) |
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| Authors: | Jeffrey Lai Guo Chongwu |
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| Affiliation: | Jeffrey Lai Guo Chongwu(Guangzhou Ultra Union Chemicals Ltd,Guangzhou,510460) |
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| Abstract: | Development actuality about chromium-free pasivation technology was summarized.Chromium-free passivation includes two systems of both inorganic passivation and organic passivation,most of the pasivation technologies are in a phase of experimental research.ZECCOAT chromium-free passivation technology was introduced,the passivation technology is advanced,in which nano technology was used,the passivation solution is innoxious,the passive film is thinner and has self-repair property,and corrosion resistance of ... |
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| Keywords: | chromium-free passivation inorganic passivation organic passivation zinc plating salt spray test corrosion resistance self-repair property |
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