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Alkaline cyanide-free zinc bath and process for galvanic separation of zinc coatings using this bath
Alkaline cyanide-free zinc bath and process for galvanic separation of zinc coatings using this bath
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机译:不含氰化物的碱性锌浴以及使用该浴进行锌涂层的电分离的方法
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摘要
An alkaline - cyanide free or substantially cyanide-free bath is provided for the electrodeposition of a bright levelled zinc coating; said bath containing a zinc salt, alkali hydroxide and conventional additives and a reaction product of unsaturated nitrogen heterocyclic hydrocarbon compounds containing at least two nitrogen atoms in the ring with epihalogen hydrin or glycerol halogen hydrin.
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