Diamino-benzanilide disazo coloring agents

Details Diamino-benzanilide disazo coloring agents Diamino-benzanilide disazo coloring agents

1977-11-10

1979-10-02

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

106 23, 106288Q, 106308Q, 260 37R, 260762, 260764, C09B 3312, D06P 104, D06P 144

Patent

active

041698304

ABSTRACT:
Disazo compounds, obtained by diazotizing 4,4'-diaminobenzanilide and coupling it to one or more acetoacetyl benzimidazolones, are valuable pigments of good dispersibility, tinctorial strength, fastness to light, weathering, solvents and migration.

REFERENCES:
patent: 3956266 (1976-05-01), Hunger et al.
patent: 4005068 (1977-01-01), Mory et al.

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