发明公开
EP1692201A1 FUNKTIONALISIERTES PHENOL-ALDEHYD-HARZ UND VERFAHREN ZUR BEHANDLUNG VON METALL-OBERFL CHEN 审中-公开
功能化的酚醛树脂的合成及方法在金属表面陈的治疗

FUNKTIONALISIERTES PHENOL-ALDEHYD-HARZ UND VERFAHREN ZUR BEHANDLUNG VON METALL-OBERFL CHEN
摘要:
The invention relates to a phenol-aldehyde resin containing the following constituents: a phenolic constituent without carboxyl groups, aromatic hydroxycarboxylic acid, and imidazole. The invention also relates to a method for producing one such resin, to the use thereof for the anti-corrosion treatment of bare metallic surfaces or metallic surfaces provided with a conversion layer; to an aqueous treatment solution for treating bare metallic surfaces or metallic surfaces provided with a conversion layer, said solution containing at least one inventive phenol-aldehyde resin; and to metallic strips, metallic parts or objects containing metallic parts, at least one surface thereof having been treated using one such method.
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