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- A bright chloride zinc plating bath containing a special brightener BDZ has been investigated. 本文论述了以BDZ为添加剂的氯化物镀锌工艺.
- Rhodium in rhodium plating bath was determined by spectrophotometry with sodium hypochlorite as chromogenic agent. 用次氯酸钠作显色剂光度测定镀铑溶液中的铑。
- Cholride ions in acid copper plating bath were determined by nephelometry with OP emulsifier as stabilizer. 利用比浊法,以OP乳化剂作为稳定剂测定酸性镀铜液中的氯离子。
- Rare earth elements can improve the plating bath performance and deposit quality, and has good application prospect. 稀土添加荆可改善镀液性能,提高镀层质量,有良好的应用前景。
- Chromium electroplating is always carried out in a plating bath containing hexavalent chromium. 长期以来,电镀铬通常采用六价铬电镀液。
- Pure nickel deposits were obtained from the traditional Watt nickel plating bath by pulse electroplating . 采用传统的瓦特镀液通过脉冲电镀制得纯镍镀层。
- The content of Cr(III)in plating bath is decreased constantly by using Pb-Sn anode containing ca.20% Sn. 实践发现,采用含锡量为20%25左右的铅锡阳极时,三价铬含量有不断下降的趋势。
- The availability of a cyanide-free cadmium plating bath with acceptable product quality has been suggested as an answer to simplified treatment needs. 为了简化废水处理的需要，已建议采用产品质量合格的无氰镀镉
- Thus the platinum in the platinum plating bath was determined by means of spectrophotometry,using stannous chloride as the chromogenic agent. 镀铂是装饰性电镀的重要镀种,铂是镀铂溶液中的主成分,检测和控制其含量对获得最佳的镀层质量十分重要。
- Concentration of boric acid in bright sulfate zinc plating bath was determined referring to the same method for chloride type zinc plating bath. 将氯化物镀锌液中硼酸的测定方法用于测量光亮硫酸盐镀锌液中硼酸的含量。
- Electroless Ni-Cu-P ternary alloy deposits are prepared by addition of cupric sulfate and complex in eletroless Ni-P alloy plating bath. 为提高钕铁硼表面镀层的耐蚀性,使其具有更高的经济附加值,采用在化学镀镍磷合金液中添加适量的铜离子及其复合络合剂,制得镍铜磷三元合金。
- Co-Ni alloy coatings were electrodeposited from a sulfate plating bath and sulfate plating bath containing sodium citrate. 分别在硫酸盐镀液和添加柠檬酸钠的硫酸盐镀液中电沉积钴-镍合金。
- Potassium iodate,trichloroacetic acid,glycine and formic acid were added respectively to the standard chromium plating bath as an additive. 以碘酸钾、三氯乙酸、甘氨酸和甲酸为添加剂,加入到标准镀铬液中,测定了镀液的分散能力、光亮电流密度范围、深镀能力、阴极电流效率。
- Rhodium in rhodium plating bath was determined by spectrophotometric method using potassium iodine and stannous chloride as chromogenic agent . 以碘化钾和氯化亚锡作显色剂,用光度法测定镀铑溶液中的铑。
- The manufacturing conditions of electroplated diamond bits, including plating bath formula and parameters of diamond were presented in this paper. 文章给出了金刚石钻头的制作条件，包括镀液配方和金刚石参数；
- Effects of time, order of adding reagents, contents of ethanediol, silver nitrate, acid copper plating bath and nitrate on scattering intensity of resonance light were studied. 讨论了乙二醇用量、硝酸银用量、酸性镀铜液(底液)用量、硝酸用量、时间及试剂加入顺序对共振光散射强度的影响。
- An analytical procedure and calculation method on the content of copper, total pyrophosphate, phosphate and ammonium citrate in pyrophosphate copper plating bath were given. 介绍了一种焦磷酸盐镀铜溶液中铜、总焦磷酸根、磷酸根、柠檬酸铵含量的分析方法和计算方法。
- The optimized immersion gold plating bath contains an organic additive which can slow down initiatory deposition rate,result in a slow dissolution of Ni-P substrate. 此工艺含有能够减缓镀金初始时沉积速率,又能降低对镍层腐蚀的添加剂。
- The lead concentration in Pb-Sn alloy plating bath was determined by standard additional atomic ab-sorption spectrometry, and the optimal determination conditions were obtained. 采用标准加入原子吸收分光光度法测定铅锡合金锭液中铅的浓度,试验确定了最佳的测定条件。
- A kind of non-cyanide alkaline copper plating bath was prepared with copper citrate as main salt and by adding potassium hydrate and suitable brightener into the bath. 采用柠檬酸铜为主盐,加入氢氧化钾和合适的光亮剂,配制出一种无氰碱性镀铜液。
