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Bath for electrolytic Coating of ferrous substrates and Method for the preparation of an Ethoxylated Naphthol sulfonic acid used in the same
Bath for electrolytic Coating of ferrous substrates and Method for the preparation of an Ethoxylated Naphthol sulfonic acid used in the same
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机译:用于铁质底材电解涂层的浴液以及用于该浴液的乙氧基化萘酚磺酸的制备方法
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摘要
A method for the electroplating of steel strip in a tin plating bath utilizing therein a brightening agent comprising ethoxylated-naphthol sulfonic acid, wherein the ethylene oxide to naphthol ratio is 6 or 7:1.
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