| 摘要 |
<p>The composition is new. Composition comprises, in cosmetically appropriate medium, at least one oxidation base A, at least one coupler B selected from substituted meta-diphenols, at least one enzyme C of 2-electrons oxido-reductase type and at least one donor D for enzyme C. The composition is totally exempt of additional couplers selected from substituted metaphenylene diamines (M) and of polymers selected from amphiphilic anionic polymers having at least one hydrophilic group and at least one fatty chain allyl ether group (P). Independent claims are also included for: (1) a process of dyeing of keratin fibres, especially hair, comprising application of at least one claimed dyeing composition , for the time required for full development of color, preferably including preliminary stage of providing separately a composition (I), comprising A, and at least one B but exempt of additional couplers M and P, and a composition (II) comprising C and D but exempt of P, followed by mixing (I) and (II) directly before the application of obtained mixture onto hair; and (2) a kit containing two compartments, first containing composition (I) and second containing composition (II).</p> |
