| 摘要 |
PROBLEM TO BE SOLVED: To provide a zincate type galvanizing bath in which insoluble substance is hard to be formed in the plating bath, an additive for a zincate type zinc based plating bath, and a method for producing a galvanized member formed by using the galvanizing bath.SOLUTION: Disclosed is a zincate type galvanizing bath comprising: a bath soluble zinc-containing substance; and a compound (A) represented by the following chemical formula (I); wherein Rand Rdenote a chain type alkyl group and an alicyclic alkyl group and a group selected from a group in which at least one of their hydrogens is substituted with an amino group, a hydroxy group, an oxyalkylene ether group, an alkyl carboxy alkyl group, an aryl carboxy alkyl group, a carboxy alkyl group, a sulfonic acid group, a phosphonic acid group or an aryl group. |
