1) passivation theory
钝化理论
2) passivation treatment
钝化处理
1.
Hydrogen storage alloy powder was surface treated by copper displacement plating and passivation treatment.
采用置换镀铜及镀后处理工艺对贮氢合金粉进行了钝化处理。
2.
Rare earth metal(REM) passivation treatment is a new chromate-free conversion coating technique developed recently which has been considered as one of the main promising ecological alternative to the traditional chromate-based passivation treatments due to its benefits of no environmental hazards in production.
稀土钝化处理是近年来国内外研究开发的一种金属表面无铬钝化处理新技术 ,具有无毒无污染和防腐蚀效果好的特点 ,可望成为传统铬酸盐钝化法的主要替代技术之一。
3.
The influence of surface passivation treatment on the oxidization resistance of zinc nano\|powder was investigated by means of several techniques, such as X\|ray diffraction, X\|ray photoelectron spectrum, differential scanning calorimetry and thermogravimetry.
借助X射线衍射、X射线光电子能谱和差热失重分析等测试手段 ,研究了表面钝化处理对纳米Zn粉抗氧化热稳定性能的影响。
3) passivation
[,pæsi'veiʃən]
钝化处理
1.
, dehydrogenation and passivation were intro.
介绍了主要的镀后处理方法即除氢处理和钝化处理,重点介绍了目前研究的各种钝化处理方法,包括无机盐钝化、有机类钝化和有机类与无机盐混合钝化等,指出研究无毒、无污染、性能优良的配方和工艺是钝化处理发展的方向。
2.
A new method for post treatment of porous silicon,sulfur passivation by microwave plasma assistance in vacuum,is reported in this paper.
报道了对多孔硅进行后处理的一种新方法 ,即真空中微波等离子体辅助的硫钝化处理 。
3.
The process of passivation at room temperature on the electroplated molybdenum foils in the solution of BTA in alcohol first,being dried naturally,and then paraffin,can improve the corrosion resistance to Na2S.
在苯并三氮唑(BTA)的乙醇溶液常温钝化自然晾干后再经石蜡钝化,可提高镀银层抗Na2S腐蚀的效果,钝化处理对镀银层及试样的导电性和可焊性影响不大。
4) passivating treatment
钝化处理
1.
Resistance to surface corrosion on brass may be obviously improved bypassivating treatment with mixed solution of BTA and PVA.
黄铜经苯并三氮唑(BTA)和络合钝化剂PVA溶液钝化处理后,表面耐蚀性明显提高,椭圆偏振法和X射线光电子能谱法(XPS)研究表明,PVA能在Cu(I)BAT薄膜上继续外延生长成膜,BTA—PVA混合液钝化处理效果与先用BTA、后用PVA溶液钝化处理效果基本相同、钝化处理后的化学转化膜大体上为三层结构,即Cu_2O/Cu(I)BTA/PVA
5) passivation effect by impact
钝化机理
1.
A treason about passivation effect by impact of emulsion explosive and it s relations with time have been obtained.
文章介绍一种研究乳化炸药冲击钝化机理的实验方法。
6) passivation processing with enzyme
酶钝化处理
补充资料:钝化理论
分子式:
CAS号:
性质: 活性溶解着的金属进入钝态后,在金属表面上存在着一成相的保护膜。这层膜为氧化膜,亦称钝化膜,它阻滞腐蚀的阳极过程,从而使腐蚀速度显著降低。氯离子是活性阴离子,它能破坏钝化膜,使钝态的金属重新活化。因此研究钝化膜的生长和破坏、膜的性质和结构、膜和金属的溶解,对于了解金属的腐蚀行为至关重要。
CAS号:
性质: 活性溶解着的金属进入钝态后,在金属表面上存在着一成相的保护膜。这层膜为氧化膜,亦称钝化膜,它阻滞腐蚀的阳极过程,从而使腐蚀速度显著降低。氯离子是活性阴离子,它能破坏钝化膜,使钝态的金属重新活化。因此研究钝化膜的生长和破坏、膜的性质和结构、膜和金属的溶解,对于了解金属的腐蚀行为至关重要。
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参考词条