Laccases with improved dyeing properties

Details Laccases with improved dyeing properties Laccases with improved dyeing properties

C - Chemistry, Metallurgy

09

B

C09B 69/00 (2006.01) A61K 8/41 (2006.01) A61K 8/66 (2006.01) A61Q 5/10 (2006.01) C09B 17/00 (2006.01) C09B 57/00 (2006.01) C12N 9/02 (2006.01) D06P 1/00 (2006.01) D06P 1/32 (2006.01) D06P 3/14 (2006.01) D06P 3/30 (2006.01)

Patent

CA 2238697

The present invention relates to a permanent dyeing composition comprising: a) above 0 to 1 mg enzyme protein per ml dyeing composition of microbial laccase, b) one or more dye precursor, and c) optionally one or more dye modifiers, the use of the dyeing composition for dyeing keratinous fibres, such as hair, fur, hide and wool, and a method for permanent dyeing of keratinous fibres.

L'invention concerne une composition pour teinture permanente comprenant (a) jusqu'à 1 mg d'enzyme protéique par ml de composition de teinture, cette enzyme étant une laccase microbienne, (b) un ou plusieurs précurseurs de colorant ou de colorants et (c) éventuellement un ou plusieurs modificateurs de colorant. L'invention concerne également l'utilisation de la composition en question pour teindre des fibres kératiniques telles que les cheveux, les fourrures, les cuirs et les laines, ainsi qu'un procédé pour teindre de manière permanente des fibres kératiniques.

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