Tetrakisazo Compounds, the method of preparation thereof and the

Details Tetrakisazo Compounds, the method of preparation thereof and the Tetrakisazo Compounds, the method of preparation thereof and the

1996-04-22

1997-09-16

Higel, Floyd D.

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

Organic compounds

Azo

106 3152, C09B 3556, D06P 106, D06P 139, D06P 306, D06P 360

Patent

active

056682603

ABSTRACT:
The present invention relates to tetrakisazo dyes of the general formula I ##STR1## in which ##STR2## and R.sup.1, R.sup.2, R.sup.3, M.sup..sym.1 to M.sup..sym.1 and n are as defined in Claim 1, to processes for their preparation and to their use.

REFERENCES:
patent: 1363886 (1920-12-01), Leaming et al.
patent: 2958689 (1960-11-01), Byland et al.
patent: 4279814 (1981-07-01), Smith
patent: 4285860 (1981-08-01), Hansen et al.
patent: 4395388 (1983-07-01), Eida et al.
patent: 4426226 (1984-01-01), Ohta et al.
patent: 5530105 (1996-06-01), Yamazaki et al.
1-167,703 Jul. 1989 Japan Mitsubishi.

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