Cationic reactive dyes

Details Cationic reactive dyes Cationic reactive dyes

2005-09-27

2005-09-27

Powers, Fiona T. (Department: 1626)

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

C534S607000, C534S610000, C544S212000, C546S275400, C546S277400, C008S405000, C008S428000, C008S436000, C008S437000, C008S549000

Reexamination Certificate

active

06949630

ABSTRACT:
The cationic dyes of formula (1) specified in claim1are suitable especially for colouring keratin-containing fibres, more especially for colouring hair.

REFERENCES:
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patent: 2003/0066143 (2003-04-01), Möckli
patent: 2003/0177591 (2003-09-01), Möckli
patent: 2004/0049020 (2004-03-01), Möckli
patent: 2004/0083560 (2004-05-01), Adam et al.
patent: 3424320 (1986-01-01), None
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patent: 1027570 (1966-04-01), None
patent: 95/01772 (1995-01-01), None
patent: 95/15144 (1995-06-01), None
Nishida et al., Journal of the Society of Dyers and Colourists, 95(1), 9-12, 1979.
J. Corbett, “The Chemistry of Hair-care Products”, JSDC, Aug. 1976, pp. 285-303.

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