Process for the preparation of solutions of cationic azo dyestuf

Details Process for the preparation of solutions of cationic azo dyestuf Process for the preparation of solutions of cationic azo dyestuf

1981-07-30

1984-08-28

Shaver, Paul F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260206, 260207, 2602071, C07C10706, C07C10708, C07C10704

Patent

active

044683499

ABSTRACT:
Concentrated stable solutions of cationic azo dyestuffs of the formula ##STR1## wherein A denotes the radical of an aromatic-carbocyclic or aromatic-heterocyclic diazo component,

REFERENCES:
patent: 2478767 (1949-07-01), Locke et al.
patent: 3793305 (1974-02-01), Balon
patent: 3941768 (1976-03-01), Stocker
patent: 4058517 (1977-11-01), Bermes

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