Disazo containing diaminostilbene as diazo component and an anil

Details Disazo containing diaminostilbene as diazo component and an anil Disazo containing diaminostilbene as diazo component and an anil

1988-08-30

1990-07-10

Higel, Floyd D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

534589, 534604, 534614, 534615, 534689, 534691, 534613, 106 22, 106 23, C09B 4402, C09B 4404, C09B 4408, D06P 141

Patent

active

049407830

ABSTRACT:
Disazo dyes which are suitable for dyeing and printing, especially of paper of all kinds. The dyes correspond to the formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each an alkyl radical,

REFERENCES:
patent: 3394122 (1968-07-01), Seitz
patent: 3529921 (1970-09-01), Hegar et al.
patent: 3538074 (1970-11-01), Hegar et al.
patent: 4116861 (1978-09-01), Aftergut et al.
patent: 4521591 (1985-06-01), Jan et al.

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