Disazo dyes

Details Disazo dyes Disazo dyes

1992-01-03

1993-01-05

Higel, Floyd D.

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

Organic compounds

Azo

106 22R, 534628, C09B 3108, C09D 1102, C09D 1100

Patent

active

051771950

ABSTRACT:
A compound which, in the free acid form, is of the Formula (1): ##STR1## wherein B is 3,4- or 3,5-dicarboxyphenyl.
The compound is useful in the preparation of inks for ink jet printing of paper, on which it has high water-fastness and low bronzing.

REFERENCES:
patent: 4626284 (1986-12-01), Ohta et al.
patent: 4752337 (1988-06-01), Kunde
patent: 4841037 (1989-06-01), Ohta et al.
patent: 4963189 (1990-10-01), Hindagolla
patent: 5062893 (1991-11-01), Adamic et al.
Chemical Abstracts, vol. 103, No. 20, Nov. 1985, Columbus, Ohio, U.S.; Abstract No. 161869A, "naphthalene disazo compounds" p. 73 Mitsubishi.
Greenwood et al, Chemical Abstracts, vol. 103, #61303z (1990).

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