Method for forming a colored coating on aluminous materials
    1.
    发明授权
    Method for forming a colored coating on aluminous materials 失效
    在铝材上形成有色涂层的方法

    公开(公告)号:US3860503A

    公开(公告)日:1975-01-14

    申请号:US27582172

    申请日:1972-07-27

    IPC分类号: C25D11/14 C23B9/02

    CPC分类号: C25D11/14

    摘要: Colored oxide coatings from yellow to brown on aluminum or aluminum alloy are formed by an anodic oxidation with an aqueous solution of 0.5 - 10.0 percent by weight of oxalic acid and 0.05 - 4.0 percent by weight of an ammonium salt, a metal acetate or a metal nitrate.

    摘要翻译: 在铝或铝合金上由黄色至棕色的有色氧化物涂层通过阳极氧化形成,其中含有0.5-10.0%(重量)草酸和0.05-4.0%重量的铵盐,金属乙酸盐或金属 硝酸盐