发明授权
US06648923B1 Compositions containing 1,4-diamino-2-methoxymethylbenzene and salts thereof and methods for dyeing keratin fibers with same 有权
含有1,4-二氨基-2-甲氧基甲基苯及其盐的组合物和用其染色角蛋白纤维的方法

Compositions containing 1,4-diamino-2-methoxymethylbenzene and salts thereof and methods for dyeing keratin fibers with same
摘要:
The aqueous or aqueous-alcoholic oxidative dye precursor composition includes 1,4-diamino-2-methoxymethylbenzene, or a physiologically compatible salt thereof, as developer substance and one or more conventional coupler compounds. A ready-to-apply hair dyeing mixture having a pH of 6 to 10.5 is made by mixing the aqueous or aqueous-alcoholic oxidative dye precursor composition with an oxidizing agent, such as 6% hydrogen peroxide in a weight ratio of 5:1 to 1:3. The compositions may also contain conventional cosmetic additive ingredients and direct-dyeing dye compounds.
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