研究了用于锌镀层彩色钝化的无铬钝化液最佳配方及工艺.以钼酸盐为主要原料,通过加入协同缓蚀剂,控制工艺条件可得到呈亮丽彩虹色的钝化膜,并开发了一种封闭处理工艺以提高膜层的耐蚀性.通过电化学测试手段比较了铬酸盐钝化膜、钼酸盐钝化膜及镀锌层的耐蚀性能.
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