1) chromate-free passivation
无铬钝化
1.
The development progress of chromate and chromate-free passivation for hot dip galvanized sheet is described and discussed.
概述了热镀锌钝化及无铬钝化技术的发展历程。
2.
Progress of chromate-free passivation of zinc or zinc alloy galvanized steel is summarized,focusing on several chromate-free passivation processes of zinc plated steel by inorganic and organic agents.
综述了锌及锌合金镀层无铬钝化的研究进展情况;介绍了几种无机、有机钝化工艺。
3.
The development and features of chromate-free passivation for metals are summarized.
评述了文献报道和各种不同的无铬钝化工艺的特点及其发展现状。
2) non-chromate passivation
无铬钝化
1.
Non-chromate passivation;Tri-chrome passivation;Seal treatment;Corrosion resistance;Research developmen
目前无铬钝化和三价铬钝化已取得积极的进展,三价铬钝化已应用于生产,并获得良好的效果。
3) non-chromium passivation
无铬钝化
1.
The research results will offer reference to research of non-chromium passivation.
综述了国内外镀锌钢板无铬钝化研究的最新进展,展望了无铬钝化未来的发展前景。
2.
Now, there is no non-chromium passivation craft which can substitute chromium passivation.
目前国内外还没有一种无铬钝化工艺能完全替代铬酸盐钝化,因此寻找一种可以代替铬酸盐钝化的绿色钝化工艺已成当务之急。
3.
However, there is still not non-chromium passivation process taking place of chromate passivation.
然而目前国内外还没有一种无铬钝化工艺能够完全替代铬酸盐钝化,因此寻找一种可以替代铬酸盐钝化的绿色钝化工艺已成为当务之急。
4) Chromium-free passivation
无铬钝化
1.
Manganate and organic compound are,as composite passivation film,simultaneously acted on chromium-free passivation of galvanized sheet,then giving the optimal formula.
研究了锰酸盐与有机物复合作用用于镀锌板无铬钝化的最佳配方,应用极化曲线和交流阻抗的方法测试了镀锌层锰酸盐有机复合钝化膜在0。
5) Non-chrome passivation
无铬钝化
1.
The technics of zinc-electroplating and the silicate non-chrome passivation of zinc-plating are studied in this paper.
本文研究了电镀锌和镀锌层硅酸盐无铬钝化工艺,主要研究内容包括以下几个方面: 以电镀锌工艺体系作为研究对象,对各种体系的优缺点进行了对比,并选择氯化物钾盐镀锌。
2.
Several typital passivation solutions of low chromate passivation,Cr(Ⅲ)passivation and non-chrome passivation are also intrduced.
综述了国内外镀锌层表面钝化工艺的研究进展,介绍了低铬钝化、三价铬钝化以及无铬钝化的典型配方,对今后镀锌层的研究提出一些建议。
6) chromate-free and phosphate-free passivation
无铬、无磷钝化
1.
Based on the earlier stage research, this study established a proper preparation technology of manganese metal, and compared three kinds of chromate-free and phosphate-free passivation technologies and selected the silicate passivation technology which showed better effect in optimization experiment.
本文通过前期资料的收集和分析,确立了合理的锰试样制备工艺,进而研究比较了三种无铬、无磷钝化工艺,并对钝化效果较好的硅酸盐工艺进行了优化。
补充资料：铬酸盐钝化
分子式：
CAS号：
性质：表面处理和镀后处理的一种方法。广泛用于铝或铝镁合金压铸件的表面防护与装饰；为铝带提供喷漆的中间膜层，使漆膜能牢固结合；用于锌或镉镀层的镀后处理，可提高镀层的耐蚀性和可焊性并增加美观。
CAS号：
性质：表面处理和镀后处理的一种方法。广泛用于铝或铝镁合金压铸件的表面防护与装饰；为铝带提供喷漆的中间膜层，使漆膜能牢固结合；用于锌或镉镀层的镀后处理，可提高镀层的耐蚀性和可焊性并增加美观。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条