Water-insoluble yellow terephthalate-azo-acetoacetylamido-benzim

Details Water-insoluble yellow terephthalate-azo-acetoacetylamido-benzim Water-insoluble yellow terephthalate-azo-acetoacetylamido-benzim

1973-09-12

1979-04-17

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

548338, 560 20, 560 22, C09B 2932, C09B 2936, D06P 104, D21H 146

Patent

active

041500199

ABSTRACT:
Water insoluble yellow monoazo dyestuffs of the general formula 1 ##STR1## in which R.sub.1 represents alkyl, cycloalkyl or aralkyl, X represents a carboxylic acid ester or a carboxylic acid amide, and Y.sub.1 and Y.sub.2 represent hydrogen, chlorine or bromine, alkyl or alkoxy, and method for their preparation. The dyestuffs are valuable pigments, which may be used for dyeing lacquers, lacquer forming agents, natural or synthetic resins and polymers and for printing textile fibrous materials or paper. They are distinguished by good rheological properties and they are fast to light, weather and migration. Moreover, they are resistant to heat and show color intensity and pure shades.

REFERENCES:
patent: 3328384 (1967-06-01), Dietz et al.
patent: 3555002 (1971-01-01), Ribka et al.
patent: 3555003 (1971-01-01), Ribka

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