4, 5-diaminopyrazole derivatives in dimer form, and use thereof in the oxidation dyeing of keratin fibres
The present, invention relates to novel 4,5-diaminopyrazole derivatives, to a composition for the oxidation dyeing of keratin fibers, and in particular of human keratin fibers, comprising, as oxidation base, at least one such derivative, and also to an oxidation dyeing process using this composition...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The present, invention relates to novel 4,5-diaminopyrazole derivatives, to a composition for the oxidation dyeing of keratin fibers, and in particular of human keratin fibers, comprising, as oxidation base, at least one such derivative, and also to an oxidation dyeing process using this composition. |
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