Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Reexamination Certificate
2006-07-04
2006-07-04
Elhilo, Eisa (Department: 1751)
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
C008S426000, C008S437000, C008S454000, C008S455000, C008S575000, C548S146000, C552S293000
Reexamination Certificate
active
07070625
ABSTRACT:
The objects of the present invention are an agent (A) for coloring fibers obtained by mixing two components (A1) and (A2), characterized in that component (A1) contains at least one 2-benzothiazolinone hydrazone derivative of formula (I) or a physiologically tolerated salt thereofand component (A2) contains at least one ortho-quinone of formula (II) or a para-quinone of formula (III),a method for coloring hair by use of said agent and a multicomponent kit for coloring hair.
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Espin J. C. et al: “Inhibition of Mushroom Polyphenol Oxidase . . . ” J. Agric. Food Chem., BD. 46, NR. 8, 1998 pp. 2976-2980.
Braun Hans-Juergen
Buclin-Charrière Veronique
Oberson Sylviane
Pasquier Cecile
Umbricht Gisela
Elhilo Eisa
Striker Michael J.
Wella AG
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