Cationic dyes

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

Reexamination Certificate

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Details

C008S455000, C008S462000, C132S202000, C132S208000, C549S053000

Reexamination Certificate

active

07931696

ABSTRACT:
Disclosed are dyes of formulawhereinD is the radical of anthraquinone, acridine, azo, azomethine, hydrazomethine, benzodifuranone, coumarine, diketopyrrolopyrrol, dioxaxine, diphenylmethane, formazane, indigoid, indophenol, naphtalimide, naphthaquinone, nitroaryl, merocyanine, methine, oxazine, perinone, perylene, pyrenequinone, phtalocyanine, phenazine, quinoneimine, quinacridone, quinophtalone, stilbene, styryl, triphenylmethane, xanthene, thiazine dye and thioxanthene dye;and Q is defined herein.

REFERENCES:
patent: 4714763 (1987-12-01), Theodoropulos
patent: 6251687 (2001-06-01), Buechler
patent: 7563289 (2009-07-01), Eliu et al.
patent: 2003/0225147 (2003-12-01), Chu et al.
patent: 2004/0029875 (2004-02-01), Fauchere et al.
patent: 2009/0100610 (2009-04-01), Cremer et al.
patent: 2009/0130045 (2009-05-01), Cremer et al.
patent: 2009/0151091 (2009-06-01), Cremer et al.
patent: 0319620 (1989-06-01), None
patent: 1477158 (2004-11-01), None
patent: 9501772 (1995-01-01), None
patent: 0039077 (2000-07-01), None
STIC Search Report dated Dec. 22, 2010.

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