Method of dyeing with dispersible azo anilino dyestuffs

Details Method of dyeing with dispersible azo anilino dyestuffs Method of dyeing with dispersible azo anilino dyestuffs

1977-03-07

1978-07-11

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 41R, 8179, 260205, 2602071, 2602075, C09B 2700, D06P 102

Patent

active

040999092

ABSTRACT:
A class of dispersible phenyl-azo-aniline dyestuffs corresponding to the formula ##STR1## wherein A is phenyl substituted by halogen, cyano, nitro, lower alkylsulphonyl, lower alkoxycarbonyl, di-lower-alkyl-carbamoyl or di-lower-alkyl-sulfamoyl,

REFERENCES:
patent: 2264303 (1941-12-01), Dickey
patent: 2768160 (1956-10-01), Dickey et al.
patent: 3125402 (1964-03-01), Kruckenberg
patent: 3405118 (1968-10-01), Sartori
patent: 3536439 (1970-10-01), VON Brachel
patent: 3963431 (1976-06-01), Koller et al.
Straley in "The Chemistry of Synthetic Dyes", Vol. III, (Academic Press, 1970) pp. 385-386.

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