Process for dyeing paper with disazo dyes

Details Process for dyeing paper with disazo dyes Process for dyeing paper with disazo dyes

1992-09-21

1994-02-22

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

Dye or potential dye composition, additive, treatment,...

Azo, acridone, or quinone dye

8681, 8919, C09B 3100, C09B 3102, D21H 2128

Patent

active

052882942

ABSTRACT:
The dyes of formula ##STR1## wherein X, Y and M are as defined in claim 1, are suitable for dyeing paper with good lightfastness.

REFERENCES:
patent: 2993038 (1961-07-01), Fasciati et al.
patent: 4988805 (1991-01-01), Kunde
patent: 5034017 (1991-07-01), Kunde et al.
patent: 5049238 (1991-09-01), Kaser
C.A. 104: 70283j (1986).

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