1) Rare-earth elements conversion coatings
稀土表面转化膜
1.
The rare-earth elements conversion coatings can improve the anticorrosion of steel sheets,its technology mainly adopts chemical dipping;rare-earth elements are beneficial to anode oxidation of steel sheets:they can strengthen the ability of anode oxidation o.
论述了稀土在汽车钢板表面处理中的应用及研究进展,尤其是汽车钢板稀土表面转化膜技术和稀土对汽车钢板阳极氧化的影响两方面。
2) rare earth conversion coating
稀土转化膜
1.
Study on rare earth conversion coating on aluminium alloy by electrochemical deposition;
铝合金表面电解沉积稀土转化膜工艺研究
2.
In this paper,the forming technological process of rare earth conversion coating on AZ 31 magnesium alloy is preliminarily studied.
分析了不同的成膜工艺参数(稀土盐的质量浓度、成膜时间、成膜温度)对稀土转化膜的形成以及耐蚀性能的影响。
3.
The effect of rare earth conversion coatings P5 and SRE on SCC behavior of LC4 aluminium alloy in 3.
利用慢应变速率试验(SSRT)等方法研究了P5和SRE稀土转化膜处理对LC4铝合金在3。
3) Rare-earth conversion film
稀土转化膜
1.
Rare-earth conversion film was obtained on surface of zinc alloy by immersion process.
利用化学转化法在锌合金表面获得稀土转化膜,研究了处理液的浓度,pH,温度,添加剂(苯骈三氮唑与氢氟酸)的含量及处理时间等因素对膜层耐蚀性的影响,利用失重法,电化学等方法评价了膜的耐蚀性。
4) REM conversion coating
稀土转化膜
1.
The corrosion resistance of REM conversion coatings was examined by salt solution immersion test and cyclic anodic polarization curves.
介绍了 Al60 61 /Si CP复合材料表面稀土转化膜工艺。
2.
The progress and current situation in research of rare earth metal(REM) conversion coating technologyon aluminum alloys are reviewed; The possible formation mechanism of REM conversion coating is introduced : The formation of the film centers on the precipitation of the canons of REM and OH~- obtained from reduction reaction of O_2 onthe surface of aluminum alloy.
本文评述了铝合金表面稀土耐蚀转化膜这一技术在国内外的研究进展及研究现状;介绍了这种转化膜形成的可能机理:膜是由稀土阳离子和由氧还原生成的OH-在铝合金表面通过生成沉淀而形成的;介绍了膜的耐腐蚀机理:膜的存在抑制了O_2和电子在铝合金表面和溶液之间的扩散和迁移,使腐蚀的动力消失;指出了稀土转化膜处理技术目前阶段存在的并且有待深入研究的问题。
5) rare earth surface hardening
稀土表面强化
1.
In the paper, the surface treating technologies are divided into three classes, and then the technologies such as NQN compound reinforcement, rare earth surface hardening, laser surface hardening, electro spark deposition of ceramet, chemical compound plating, etc.
文中将压铸模具的表面处理技术分为三个大类,并分别就NQN复合强化技术、稀土表面强化技术、激光表面强化技术、电火花沉积金属陶瓷技术、化学复合镀等新技术,进行了分析与讨论。
6) surface conversion film
表面转化膜
1.
The surface wettability of stainless steel treated with the surface conversion film technology was studied.
研究了表面转化膜工艺处理前后不锈钢表面的润湿情况,并从表面形貌、粘附功以及表面化学元素及其化学状态方面分析了采用不锈钢表面转化膜技术提高材料润湿性能的机理。
补充资料:表面转化步骤
分子式:
CAS号:
性质: 即偶联化学反应,因这些步骤主要在电极界面上或电极表面附近的薄层溶液中发生的,故称表面转化步骤。
CAS号:
性质: 即偶联化学反应,因这些步骤主要在电极界面上或电极表面附近的薄层溶液中发生的,故称表面转化步骤。
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