| 摘要 |
A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutiv e such treatments, wherein each treatment comprises steps a.) and b.) below: a .) contacting said hair, for a period of about 5 seconds to about 5 minutes wit h a recently made mixture of: i.) an alkaline composition comprising a dye intermediate in a shampoo base or in a conditioner base; and ii.) an acidic composition comprising an oxidating compound in a shampoo base or in a conditioner base; b.) rinsing said mixture from said hair with water;with th e proviso that when a conditioner base is present in a.) i.) above, an independently selected conditioner base is also present in a.) ii.) above; a nd when a shampoo base is present in a.) i.) above, an independently selected shampoo base is also present in a.) ii.) above;and wherein said number of treatments is between about 2 to about 30; and wherein said set time interva l between each two consecutive treatments is between about 8 hours and 30 days , is described.
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