Agent and method for dyeing keratin fibers

Details Agent and method for dyeing keratin fibers Agent and method for dyeing keratin fibers

2007-11-06

2007-11-06

Elhilo, Eisa (Department: 1751)

Bleaching and dyeing; fluid treatment and chemical modification

Dyeing involving animal-derived natural fiber material ,...

Hair dyeing

C008S406000, C008S408000, C008S409000, C008S573000, C008S575000, C008S576000, C548S146000

Reexamination Certificate

active

10529978

ABSTRACT:
The object of the present patent application is an agent for coloring keratin fibers based on oxidative dyes and which contains as developer at least one heterocyclic hydrazone derivative of formula (I) (with X═S or O) and as oxidant at least one persulfate salt, further objects being a multicomponent kit and a method for coloring keratin fibers by use of said agent

REFERENCES:
patent: 3634013 (1972-01-01), Maul et al.
patent: 2004/0060124 (2004-04-01), Pasquier et al.
patent: 1 049 381 (1959-01-01), None
patent: 23 34 738 (1975-01-01), None
patent: 101 55 907 (2003-05-01), None
patent: 0 664 114 (1995-07-01), None
STIC Search Report dated Mar. 30, 2007.
Vorschrift in Research Disclosure, Oct. 1978, pp. 42-44, No. 17434.

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