查询词典 plating bath

First of all, this study will be multi-walled carbon nanotubes by chemical oxidation process purified so it can be modified to deal with than the purification of purity before the modified 5 wt%, more than 1.89 times the surface area to increase the surface potential decrease of about 10 ~ 20 mV and the surface functional base (-COOH and-OH) to increase 1.45 times, and then the control technology of electroless preparation parameters include: analysis of plating time, plating analysis of temperature, metal ions in solution than the (Fe2+/ Ni2+), bath pH and the added value of dispersion Agent and other research towards Fe-Ni particles to increase the iron content and Fe-Ni particles spread in the MWCNT upper fixed targets,the results found that when the parameters for the preparation of 50 ℃, pH10, do not add dispersant, metal ions than the solution (Fe2 +/ Ni2 +) 7, the highest iron content can be Fe = 40.55 at%(flat iron content 111.17 mg / g) of nanocomposites Fe-Ni/CNT, then for a series of the nature of its analysis, the final evaluation Fe-Ni/CNT nanocomposites were processed on the effectiveness of the application of mixed pollutants, the results showed that in 120 minutes at the same time when Adsorption of heavy metal ions lead nitrate 10 ppm, selenium heavy metal ion degradation of 1 ppm and orange azo dye AO7 50 ppm standard of effluents, and after a total Fe-Ni nano-particles to SEM / EDS analysis of more than 50% still remaining.

本研究首先将多壁奈米碳管以化学氧化法做纯化改质处理能使其纯度较纯化改质前提高5 wt％、比表面积提高1.89倍、表面电位下降约10~20 mV以及表面官能基提高1.45倍，再控制无电镀技术之制备参数包括：析镀时间、析镀温度，镀液中金属离子比(Fe2+/Ni2+)、镀液pH值及是否添加分散剂等，研究朝提高Fe-Ni粒子的含铁量与Fe-Ni粒子散布固定在MWCNT上等目标进行，研究结果发现当制备参数为50 ℃、pH10、不添加分散剂、镀液金属离子比(Fe2+/Ni2+)7时，可得到最高铁含量Fe = 40.55 at％(单位铁含量111.17 mg/g)之奈米复合材料Fe-Ni/CNT，接著对其作一系列性质分析，最后评估奈米复合材料Fe-Ni/CNT对共处理混合污染物之应用效益，结果显示其在120分钟时能够同时吸附重金属硝酸铅离子10 ppm、重金属硒酸根离子1 ppm及降解偶氮橘色染料AO7 50 ppm达放流水标准，且共处理后奈米Fe-Ni粒子以SEM/EDS分析仍剩余50 %以上。

Thus the alkaline zincate continuous zinc plating technology for steel sheet was investigated, with the emphasis being placed on the effects of the bath composition and process conditions on the current efficiency. The throwing power of the plating solution was tested using Hull's cell 8 points thickness method, and the adhesion strength of the coating was examined by heating and shock cooling test.

为此，研究了用于薄钢板连续电镀的锌酸盐镀锌工艺，重点研究了镀液成分及工艺条件对电流效率的影响，用Hull槽8点法测试了镀液的均镀能力；用加热骤冷法测试了镀层的结合力，并对薄钢板连续电镀锌的前后处理工艺作了探讨。

The surface action mechanism of sodium polydithio dipropyl sulfonate in acidic Cu plating bath indicates that the surface complex produced by adsorbed sodium polydithio dipropyl sulfonate and Cu + resists copper ions' electrodeposition.

酸性镀铜溶液中表面活性剂聚二硫二丙烷磺酸钠的表面作用机理表现为：吸附态的聚二硫二丙烷磺酸钠与Cu＋形成表面络合物阻化铜离子的电沉积。

In the study, nanocomposite Co/Al2O3 layers were fabricated by composite electrodeposition. Plating bath composition include cobalt sulfamate (CoSO4), cobalt chloride(CoCl2), boric acid(H3BO3), sodium chloride and nanosized Al2O3 powder with different volume concentration. Co ions and Al2O3 can codeposition of Cu substratum by DC current.

本研究以复合电镀方式制备Co/Al2O3复合镀层，所使用的电镀液内的成分有硫酸钴、氯化亚钴、氯化钠、硼酸，其中加入不同体积浓度的奈米级Al2O3粉末，使得Co离子和Al2O3粉末共沈积在Cu基材上而形成复合镀膜。

Elating is done in a plating bath which is usually a non-metallic tank.

电镀在通常为非金属容器的电镀槽中进行。

Zinc plating andnickel (16%) alloy plating were prepared on ferrous substrate by electrodepositing in a sulfate bath.

锌镍合金层具有优异的耐蚀性，从全硫酸盐体系中用电沉积的方法制备了纯锌镀层和锌镍合金镀层。

Results show that only by selecting proper surfactant to disperse the nano-Al_2O_3 powders completely before adding in the plating bath can a fine composite coating with tiny Al_2O_3 well-distributed be obtained.

将纳米Al2O3应用于化学复合镀中，研究了表面活性剂对纳米Al2O3粉的分散状态和-Al2O3纳米微粒复合镀层组织形貌的影响。

The properties of the plating bath and the coating quality are investigated based on hull-trough test and electrochemical tests.The results show that the stability of electrolytic solution is increased,with addition of(NH_4)_3C_6H_5O_7 and the current efficiency ranges of the cathode are extended greatly to 0.11～1.54A/dm~2.Further,the current efficiency...

结果表明：柠檬酸铵的加入可提高镀液稳定性，增大阴极极化作用，可使阴极电流密度范围扩宽到0.11~1.54A/dm2，阴极电流效率高达95.6%，所得镀层细致、均匀、结合力好，为取代氰化镀铜提供了新思路。

At last, the membrane was immersed in the metal plating bath, which was deposited metal on the pore wall.

最后，将多孔阳极氧化铝膜浸入金属镀液中，金属沉积在孔壁上。

Therefore, the nickel impurity in the chromium-plating bath was determined using spectrophotometry, which was based on the reaction between nickel ions and diacetyldioxime, generating a red complex, in the presence of alkali and ammonium per-sulfate. The measurement was carried out in 3cm color-matching cells at a wavelength of 510nm, using the sample without chromogenic agent as the reference.

在碱性和过硫酸铵存在的条件下，镍离子与丁二酮肟生成水红色配合物，利用这一特性，以丁二酮肟光度法测定镀铬溶液中镍杂质的含量，以不加显色剂的试样作参比液，用3cm比色皿，在波长510nm处测定。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。