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公开(公告)号:US3860503A
公开(公告)日:1975-01-14
申请号:US27582172
申请日:1972-07-27
发明人: IKEGAYA MASASHI , SHIGETA FUMIO
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