Para-phenylenediamine derivatives comprising a cyclic diaza...

Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing

Reexamination Certificate

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C008S406000, C008S410000, C008S411000, C008S421000, C008S565000, C008S570000, C008S573000, C008S574000, C540S575000, C544S394000, C514S341000

Reexamination Certificate

active

07090703

ABSTRACT:
The disclosure relates to novel para-phenylenediamine derivatives containing a cyclic diaza group, substituted with a cationic radical, as well as to the dye compositions comprising them, and to the method of dyeing keratin fibers using these compositions.The present invention may make it possible to obtain a chromatic, strong, relatively unselective and fast coloration on keratin fibers.

REFERENCES:
patent: 0 891 765 (1999-01-01), None
patent: 0 962 452 (1999-12-01), None
patent: WO 98/38175 (1998-09-01), None
patent: WO 03/014093 (2003-02-01), None
patent: WO 03/014093 (2003-02-01), None
STIC Search Report, Mar. 22, 2006.
Patent Abstracts of Japan, vol. 1999, No. 11, Jun. 15, 1999.

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