1.A called "178" brightening agent for alkaline zincate bath was prepared by condensation, quaternization. The process conditions, properties of the bath and the deposit were also investigated.
前言:采用缩合、季碱化及酯化反应研制了一种“178”碱性锌酸盐镀锌光亮剂。对使用该光亮剂镀锌的工艺条件,镀液性能和镀层性能进行了较为全面的考察。
2.A called "178" brightening agent for alkaline zincate bath was prepared by condensation, quaternization. The process conditions, properties of the bath and the deposit were also investigated.
前言:采用缩合、季碱化及酯化反应研制了一种“178”碱性锌酸盐镀锌光亮剂。对使用该光亮剂镀锌的工艺条件,镀液性能和镀层性能进行了较为全面的考察。
3.The process of Ni-Mo plating of stainless steel is introduced in detail. The effects of pretreatment, Zincate Zn pre-plating and process factors on-the technology are also discussed.
介绍了不锈钢基材电镀镍钼合金的全部工艺过程,并讨论了前处理、锌酸盐镀锌作底层和钼合金电镀等过程因素对本工艺实施的影响。
4.The effects of pulse current, frequency, duty ratio and inverse current in zincate system on the appearance and corrosion resistance of zinc coating are investigated.
研究了在锌酸盐镀锌体系中采用脉冲电流时,脉冲频率、脉冲的占空比、反向电流对镀层外观、耐蚀性的影响。
5.With this method the concentration of DE in zinc plating bath of zincate can be satisfactorily determined. This method, in principle, is applicable tod…
微分电容法能满意地测定锌酸盐镀锌液中DE的浓度,而且在原则上可用于测定其它环氧-胺聚合物的浓度。
6.The factors of affecting on the reaction were discussed and the reaction activities of various bromo hydrocarbons reaction with zincate were given.
讨论了影响反应的一些因素,比较了不同溴代试剂与锌酸盐发生反应的活泼性。
7.Zincate treatment is a normal pre-treatment for aluminium and its alloys, playing an important role in practical production.
浸锌是铝及其合金特殊前处理中较为常见的方式,在实际生产中占有重要地位。