1) zinc coating
镀锌层
1.
Investigation progress of rare earth conversion coating on zinc and zinc coatings;
锌及镀锌层稀土转化膜研究进展
2.
The new progresses of chromate(Ⅵ)-free passivation for zinc coating were reviewed,which include Cr(Ⅲ) passivation,molydate passivation,tungstate passivation,modified silicate passivation,rare earth metal salt passivation,titanium salt,tannin passivation,phytic acid passivation,silicane passivation and inorganic-organic compound passivation.
概述了国内外镀锌层无铬(Ⅵ)钝化工艺的新进展,包括三价铬钝化、钼酸盐钝化、钨酸盐钝化、钛盐钝化、单宁酸钝化、植酸钝化工艺,及在研究上有较大进展的改性硅酸盐钝化、稀土金属盐钝化、有机硅烷钝化及无机-有机物复合型钝化等工艺。
3.
Formation mechanism and characteristics of passivation film with trivalent chromium for zinc coating were generally described.
概述了镀锌层三价铬钝化膜形成机理及特性,及国内外三价铬钝化工艺应用情况,三价铬钝化液的使用寿命长,镀液成分较稳定,并可得到不同色泽的钝化膜,采用封闭剂处理显著提高了膜层耐蚀性;三价铬钝化能减少对环境的污染,是我国电镀清洁生产推荐的工艺,具有实用参考价值。
2) zinc plating coating
镀锌层
1.
Study of passivation technology and property of trivalent chromium black film for zinc plating coating;
镀锌层三价铬黑色钝化工艺与性能研究
2.
Research status of environment-friendly passivation processes for zinc plating coatings;
环保型镀锌层钝化工艺研究概况
3) galvanized layer
镀锌层
1.
Because the galvanized layer vaporized under arc heating, the Zn steam entered in the are space, the arc diameter is increased.
产生这种不同的原因主要是镀锌钢板在电弧钎焊过程中其表面镀锌层的蒸发产生大量金属Zn蒸汽充斥于电弧气氛之中,导致电弧直径增大,根据电弧空间热流的高斯分布规律可知镀锌钢板表面单位面积吸收的能量减少,热流密度峰值降低。
4) zinc plating
镀锌层
1.
free passivation of zinc plating and zinc alloy were summarized.
综述了国内外镀锌及锌合金无铬钝化耐蚀机理的研究进展 ,将为研究镀锌层无铬钝化提供有益的参考 ,以便为代替高毒性的铬酸盐钝化提供理论依
2.
Mechanisms of trivalent chrome passivation for zinc plating were reviewed as well as its research progress at home and abroad.
综述了镀锌层三价铬钝化机理以及国内外三价铬钝化研究进展情况,这些研究成果为取代剧毒的六价铬钝化,具有较高的实用参考价值。
3.
A chromium-free passivating technology for zinc plating was developed, and the effects of passivating solution and process conditions on the passivation film were studied.
开发了一种无铬无毒的环保型镀锌层钝化工艺 ,通过试验研究了钝化液成分和工艺条件对钝化膜的影响情况。
5) zinc plate
镀锌层
1.
Different crystalline-sized nanometer and micrometer zinc plates were prepared by electroplating.
通过电镀的方法制备了不同晶粒尺寸的纳米镀锌层和微米镀锌层。
2.
The composition and structure of black tarnished film on zinc plated surface were investigated by means of SEM,EDX,XRD and XPS.
用SEM、EDX、XRD、XPS等技术分析了电镀锌层表面黑变膜的组成和结构 。
6) the coating of galvanized plate
镀锌板镀层
1.
Determination of trace cadmium in the coating of galvanized plate by hydride generation atomic fluorescence spectrometry
氢化物发生-原子荧光光谱法测定镀锌板镀层中痕量镉
补充资料：紧密层
分子式：
CAS号：
性质：电极界面双电层模型的电解液一侧，电荷紧靠电极金属的部分，或称亥姆霍兹双层(Helmholtz double layer)。这是因离子和分子(包括溶剂分子)在电极界面的静电和吸附作用引起的。离子的吸附可以是特性吸附或非特性吸附，前者的吸附离子与金属直接接触，离子的电荷中心形成的平面称内亥姆霍兹面(IHP)；后者因离子溶剂化，相应的平面离金属表面稍远，称外亥姆霍兹面(OHP)。二者的电势是不同的。由于电极反应必须在IHP中才能进行，故了解双电层的结构对于研究电极反应很为重要。
CAS号：
性质：电极界面双电层模型的电解液一侧，电荷紧靠电极金属的部分，或称亥姆霍兹双层(Helmholtz double layer)。这是因离子和分子(包括溶剂分子)在电极界面的静电和吸附作用引起的。离子的吸附可以是特性吸附或非特性吸附，前者的吸附离子与金属直接接触，离子的电荷中心形成的平面称内亥姆霍兹面(IHP)；后者因离子溶剂化，相应的平面离金属表面稍远，称外亥姆霍兹面(OHP)。二者的电势是不同的。由于电极反应必须在IHP中才能进行，故了解双电层的结构对于研究电极反应很为重要。
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