Monoazo pyridone compounds and application thereof for dyeing of

Details Monoazo pyridone compounds and application thereof for dyeing of Monoazo pyridone compounds and application thereof for dyeing of

1988-02-08

1989-05-02

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

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

Azo, acridone, or quinone dye

8683, 8684, 534581, 534630, 534640, 534766, 534772, 546296, 546297, C09B 2900, C07D21372

Patent

active

048265055

ABSTRACT:
A monoazo pyridone compound of the following formula, ##STR1## wherein X is a member selected from hydrogen, halogeno, alkyl, alkoxy, alkylcarbonyl, alkoxycarbonyl, aralkoxycarbonyl, alkylsulfonyl, arylsulfonyl, carbamoyl, sulfamoyl or cyano, and R is alkyl, alkenyl, cycloalkyl, phenyl or anilino, with the provisos that X is a member selected from those defined above except for hydrogen, chloro, methyl and methoxy when R is ethyl, and X is a member selected from those defined above except for alkyl when R is iso-butyl, which is stable under dyeing conditions, and useful for dyeing hydrophobic fiber materials to give dyed products of a deep, fast and brilliant color of greenish yellow to orange.

REFERENCES:
patent: 3640674 (1972-02-01), Berrie et al.
patent: 3869441 (1975-03-01), Hughes
patent: 3905951 (1975-09-01), Berrie et al.
patent: 4006129 (1977-02-01), Heinrich et al.
patent: 4065254 (1977-12-01), Buhler et al.
patent: 4380452 (1983-04-01), Loeffler et al.

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