New dyes of the naphtoylenebenzimidazole series

Details New dyes of the naphtoylenebenzimidazole series New dyes of the naphtoylenebenzimidazole series

1976-10-07

1978-05-09

Daus, Donald G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

8178R, 260 4221, C07D47106, D06P 1382

Patent

active

040886506

ABSTRACT:
New dyes useful for coloring polyesters and polyamides and synthesizing structure-colored copolyesters. The dyes can be represented by the formula: ##STR1## in which X represents a straight or branched chain aliphatic containing 1 to 4 carbon atoms, the NH--X--OH residues being fixed in the 4,4' or 4,5' or 5,5' position.

REFERENCES:
mezhikovskii et al., Chem. Abs. 82, 58338 (1974).
Papenfuhs, Chem. Abs. 84, 32593w, effective date 18 Sep. 1975.

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