首页> 外国专利> UNDERLAYER TREATMENT SOLUTION, METHOD FOR MANUFACTURING ORGANIC COATED GALVANIZED STEEL PIPE USING THE SAME AND ORGANIC COATED GALVANIZED STEEL PIPE

UNDERLAYER TREATMENT SOLUTION, METHOD FOR MANUFACTURING ORGANIC COATED GALVANIZED STEEL PIPE USING THE SAME AND ORGANIC COATED GALVANIZED STEEL PIPE

机译:底层处理解决方案,使用相同和有机涂层的镀锌钢管制造有机涂层的镀锌钢管的方法

摘要

PROBLEM TO BE SOLVED: To provide an underlayer treatment solution capable of forming an underlayer allowing increase of adhesion to an organic resin layer even on a galvanized layer.SOLUTION: The underlayer treatment solution comprises: an aqueous solvent; a zirconium compound having a concentration of 0.05-10.50 mass% in terms of metal Zr; a vanadium compound having a concentration of 0.004-0.400 mass% in terms of metal V; an ammonium phosphate having a concentration of 0.07-7.50 mass% in terms of phosphate ions; a silane coupling agent having a concentration of 0.1-10 mass% in terms of a solid content and/or a hydrolytic condensate thereof; and a silica compound having a concentration of 0.2-10 mass% in terms of a solid content and has a pH of 8-12.SELECTED DRAWING: None
机译:解决的问题:提供一种底层处理溶液,该底层处理溶液能够形成底层,从而即使在镀锌层上也能够增加对有机树脂层的粘附性。以金属Zr计浓度为0.05〜10.50质量%的锆化合物。以金属V计,浓度为0.004〜0.400质量%的钒化合物。以磷酸根离子计浓度为0.07〜7.50质量%的磷酸铵;以固体含量和/或其水解缩合物计,浓度为0.1-10质量%的硅烷偶联剂;固体含量为0.2-10质量%且pH值为8-12的二氧化硅化合物。

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